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HGT Hydraulic Gyratory Crusher

HGT Hydraulic Gyratory Crusher

HGT Gyratory Crusher is a new-type intelligent coarse crusher with big capacity and high efficiency. It integrates mechanical, hydraulic, electric, automated, and intelligent controlling technologies which grant it with advantages traditional crushing

European Type Jaw Crusher PEW

European Type Jaw Crusher PEW

Jaw crushers has stationary jaw crusher, portable jaw crusher and mobile jaw crusher (crawler jaw crusher). Jaw crusher (PEW Series) is not only able to be used together with mine-selecting and gravel processing equipments but also be used independen

Jaw Crusher PE

Jaw Crusher PE

Jaw crusher is driven by a motor, and the moving jaw moves up and down via eccentric shaft. The angle between fixed jaw and moving jaw becomes smaller when the moving jaw runs down, then the materials are crushed into pieces. It will become bigger whe

HPT Hydraulic Cone Crusher

HPT Hydraulic Cone Crusher

Base on the latest technology and decades of years’ producing experience, Our Company designed the HPT series cone crusher. It has excellent crushing efficiency and good hydraulic control system. Now the HPC series cone crusher has wide application

HST Hydraulic Cone Crusher

HST Hydraulic Cone Crusher

HST Single Cylinder Hydraulic Cone Crusher is a new high-efficiency cone crusher independently researched, developed and designed by SBM through summarizing over twenty years of experience and widely absorbing advanced American and German technologies

CI5X Series Impact Crusher

CI5X Series Impact Crusher

CI5X Impact Crusher breaks materials with impact force. When materials enter the working area of hammer, they may be crushed under the high-speed shock and then thrown onto the impact device above the rotor for another crushing. Next, materials bounce

VSI6X Series Vertical Crusher

VSI6X Series Vertical Crusher

Due to the increasing market demand for the scale, intensification, energy conservation, environment protection and high-quality machine-made sand, SBM, a Chinese professional sand maker manufacturer, further optimizes the structure and function of tr

VSI5X Vertical Shaft Impact Crusher

VSI5X Vertical Shaft Impact Crusher

VSI Crushers Working Principle Raw material falls down into feed hopper, and then enters rotor through central entrance hole. It is accelerated in high-speed rotor, and then is thrown out at speed of 60-75m/s. When hitting anvil, it is crushed. Final

VSI Vertical Shaft Impact Crusher

VSI Vertical Shaft Impact Crusher

VSI Series vertical shaft impact crusher is designed by reputed German expert of SBM and every index is in worlds leading standard. It incorporates three crushing types and it can be operated 720 hours continuously. Nowadays, VSI crusher has replaced

VUS aggregate optimization system

VUS aggregate optimization system

The VU system is a global most-advanced dry-process sand-making system. The system is constructed like a tower. Its fully-enclosed layout features high integration. It integrates the functions of high-efficiency sand making, particle shape optimizatio

MTW-Z European Trapezium Mill

MTW-Z European Trapezium Mill

MTW European Grinding Mill is innovatively designed through deep research on grinding mills and development experience. It absorbs the latest European powder grinding technology and concept, and combines the suggestions of 9158 customers on grinding m

5X Series Roller Grinding Mill

5X Series Roller Grinding Mill

Grinding roller of MB5X Pendulum Roller Grinding Mill l adopts diluted oil lubrication. It is a technology initiated domestically which is maintenance-free and easy to operate. Diluted oil lubrication is oil bath lubrication, more convenient than grea

MTW Trapezium Mill

MTW Trapezium Mill

MTW European Grinding Mill is innovatively designed through deep research on grinding mills and development experience. It absorbs the latest European powder grinding technology and concept, and combines the suggestions of 9158 customers on grinding m

LM Vertical Mill

LM Vertical Mill

LM Vertical Grinding Mill integrates crushing, drying, grinding, separating and transport. The structure is simple while the layout is compact. Its occupational area is about 50% of that of the ball-milling system. The LM grinding mill can also be arr

TGM Trapezium Mill

TGM Trapezium Mill

TGM Super Pressure Trapezium Mill The operation principle of main unit of Trapezium mill is that main unit runs with the central shaft that is driven by a gear box. The top of the shaft is connected with a quincunx stand on which a grinding roller is

plasma blasting electrical rock breaking

Plasma Rock Breaking: The Future of Blasting

Jul 12, 2011  Plasma Rock Breaking: The Future of Blasting A new highly-controllable plasma rock breaking method is changing the way conPulverizers, quarry operators and mining companies perform hard-rock

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plasma blasting electrical rock breaking

Plasma Blasting technique is also used for rock breakage and in this method pulsed electrical discharge by inserting a blasting probe in a ... These are mostly used in construction industry for breaking oversize rocks and concrete blocks.

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Rock Fracturing by Plasma Blasting Technology - TIMEIS

However, such breakage methods are high in cost and the problems of decrease in breaking performance were observed. Plasma Blasting Technology (PBT) involves the production of a pulsed electrical discharge by inserting a blasting probe in a water-filled cavity drilled in a rock, which produces shocks or pressure waves in die water.

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Plasma Blasting Video - YouTube

Sep 17, 2013  Auburn's plasma blasting technology: reduces cost, increases safety for mining, construction, excavation, demolition.

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US5106164A - Plasma blasting method - Google Patents

A blasting method which comprises delivering electrical energy at a rate of at least 100 megawatts per microsecond until a peak power of at least 3 gigawatts is reached across the gap of two poles of a coaxial electrode assembly immersed in an electrolyte within a confined area of a substance to be blasted. A dielectric break-down of the electrolyte in the confined area is produced resulting ...

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(PDF) Rock breaking methods to replace blasting

The method of breaking rock by blasting has a high efficiency and the cost is relatively low, but the associated vibration, flyrock, production of toxic gases since the 1970's, the Western ...

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Plasma blasting method - Noranda Inc.

Apr 21, 1992  This invention relates to a plasma blasting process for fragmenting a substance such as rock and more particularly for hard rock mining. The traditional method of hard rock mining is a batch process with the following sequence: Holes are drilled in the rock, chemical explosives placed into the holes, and the mine personnel evacuated; then the explosives are detonated, causing a quantity of ...

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Expansive Rock Breaking Non-Explosive Demolition Agent ...

Using a non-explosive product for rock and concrete breaking completely eliminates flyrock, noise, vibration from blasting, human discomfort and structural damage related to air blast overpressure. Compared with conventional concrete and rock breaking methods, Expanding Grout is safe, easy-to-use and cost-effective.

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A COMPARISON OF NON-EXPLOSIVE ROCK BREAKING

A COMPARISON OF NON-EXPLOSIVE ROCK BREAKING TECHNIQUES Caldwell T. Placer Dome Asia Pacific, Brisbane, Queensland, Australia SYNOPSIS Increasing pressure on mining and related industries has led to the investigation into methods of excavation that will reduce the impacts on the surrounding environment. This may be

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Plasma Rock Breaking: June 2011

Jun 18, 2011  PETROPLASMA Seoul, South Korea Petroplasma Co.has commercialized the "Plasma Rock Breaking technology using Electro-Power Impactor(EPI)" to the blasting field, especially in urban area and cultural protection area by using the EPI patents developed by KAPRA since 1999.

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RETRACTED ARTICLE: Applying high voltage pulse discharge ...

Plasma Blasting Technology (PBT) involves the production of a pulsed electrical discharge by inserting a blasting probe in a water-filled cavity drilled in a rock, which produces shocks or ...

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Laboratory-scale fracturing of cement and rock specimen by ...

Laboratory-scale fracturing of cement and rock specimen by plasma blasting ... on breaking solid material by plasma blasting under the atmospheric ... Schematic diagram and (b) photograph of test apparatus for plasma blasting. fers electrical energy, and a blasting probe that. Episodes Vol. 42, No. 3

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Petram Technologies

Called E lectro-H ydraulic F racturing (EHF), our technology uses just a small amount of a non-toxic liquid electrolyte which transforms into a containable plasma, short-duration high-power electrical pulses, and a patented blasting tip to create calculated precise discharges into rock or concrete fracturing. No jack hammering, explosives, loud ...

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Bulk Blasting Steel Cutting Rock Breaking Demolitions

At Rock Breaking Demolitions, we strive to deliver high quality demolition equipment that is sustainable in the industry. Our equipment caters for work that take place in areas where sensitivity to the surrounding environment is paramount.

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Plasma Rock Fragmentation tradekorea

Korean Plasma Rock Fragmentation technology reduces noise and boosts efficiency over traditional mining and construction blasting. "Plasma Rock Breaking Method using Electro-Power Impactor(EPI)" to the blasting field, especially in the urban and cultural protection area by using the EPI patents developed by KAPRA(Korea Accelerator Plasma Research Association) since 1999 and it is now

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5. Rock Excavation Tools - The National Academies Press

Rock excavation tools disintegrate and remove the rock from boreholes and tunnels by four basic mechanisms: thermal spalling, fusion and vaporization, mechanical stresses, and chemical reactions, as shown in Figure 5.1. ''Novel" or "advanced" drilling tools utilize exotic systems such as lasers or ...

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ELECTROHYDRAULIC PLASMA BLASTING OF ROCK AND

ELECTROHYDRAULIC PLASMA BLASTING OF ROCK AND CONCRETE Increase the performance of the plasma blasting system, presently yielding up to

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US5425570A - Method and apparatus for plasma blasting ...

Method and apparatus for plasma blasting comprises a capacitor bank for storing electrical charge to which is coupled an inductance which delivers the electric charge as a current through a switch to an explodable conductor comprising a portion of a probe. The explodable conductor is a ribbon helically wound on a cylindrical mandril, the ribbon having a given length to cross section ratio ...

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Non-explosive applications of the PCF concept for ...

Plasma blasting (after Nantel and Kitzinger 1990). 6.0 Plasma Blasting The plasma blasting concept developed by Noranda Minerals Inc. (Nantel and Kitzinger 1992; Horton 1993) is similar in some respects to other experimental work that uses electrical energy to break rock.

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Royex Rock Breaking Excavation – Safe, Reliable and Low ...

Civil engineers must manage ground vibration, rock integrity and safety aspects meanwhile maintaining timelines and budgets. Royex non explosive rock breaking is the solution for situations where conventional explosives poses to big of an risk and where mechanical breakers are

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ELECTROHYDRAULIC PLASMA BLASTING OF ROCK AND

ELECTROHYDRAULIC PLASMA BLASTING OF ROCK AND CONCRETE Increase the performance of the plasma blasting system, presently yielding up to

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RETRACTED ARTICLE: Applying high voltage pulse discharge ...

Plasma Blasting Technology (PBT) involves the production of a pulsed electrical discharge by inserting a blasting probe in a water-filled cavity drilled in a rock, which produces shocks or ...

More

Rock Breaker - Blasters Tool Supply Blasting Equipment ...

Home > - BLASTING SUPPLIES > * Rock Cracking/Breaker * Rock Cracking/Breaker Rock breaking systems consist of: Micro Blaster, Micro Blaster II and Betonamit

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Non-explosive applications of the PCF concept for ...

Plasma blasting (after Nantel and Kitzinger 1990). 6.0 Plasma Blasting The plasma blasting concept developed by Noranda Minerals Inc. (Nantel and Kitzinger 1992; Horton 1993) is similar in some respects to other experimental work that uses electrical energy to break rock.

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US6457778B1 - Electro-power impact cell for plasma ...

Recently, a plasma blasting method using electric energy has been disclosed. This method involves instantly discharging very large electric energy into electrodes in a rock thereby producing an explosion. FIGS. 1 and 2 show an electrode assembly of a conventional plasma blasting system.

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Plasma Rock Fragmentation tradekorea

Korean Plasma Rock Fragmentation technology reduces noise and boosts efficiency over traditional mining and construction blasting. "Plasma Rock Breaking Method using Electro-PowerImpactor(EPI)" to the blasting field, especially in the urban and cultural protection area by using the EP Ipatents developed by KAPRA(KoreaAccelerator ...

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US5425570A - Method and apparatus for plasma blasting ...

Method and apparatus for plasma blasting comprises a capacitor bank for storing electrical charge to which is coupled an inductance which delivers the electric charge as a current through a switch to an explodable conductor comprising a portion of a probe. The explodable conductor is a ribbon helically wound on a cylindrical mandril, the ribbon having a given length to cross section ratio ...

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Electric probe Article about electric probe by The Free ...

Plasma blasting - electrical rock breaking He also invented the audiometer, for testing children's hearing; an electric probe used in medical diagnostics before x-rays became common; and an early version of the iron lung that was later used in treating polio.

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ROCK BREAKAGE AND BLAST DESIGN CONSIDERATIONS IN OPENPIT ...

Oct 12, 2012  ROCK BREAKAGE AND BLAST DESIGN CONSIDERATIONS IN OPENPIT PARTHA DAS SHARMA 1. Explosives Energy Release and Rock Breakage: Mechanism of rock breakage while release of Explosives energy upon detonation and other relevant points are discussed below: When an explosive charge is detonated, chemical reaction occur which, very rapidly changes the solid or liquid

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Drilling and blasting - Wikipedia

Drilling and blasting is the controlled use of explosives and other methods such as gas pressure blasting pyrotechnics, to break rock for excavation. It is practiced most often in mining, quarrying and civil engineering such as dam, tunnel or road construction. The result of rock blasting is often known as a rock

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Comparative analysis of hydraulic drop ball and secondary ...

Nov 01, 2008  Free Online Library: Comparative analysis of hydraulic drop ball and secondary blasting technique for secondary breaking in aggregate quarries. A case study of associated granite industry, Igboora, Oyo State, Nigeria. by "International Journal of Applied Engineering Research"; Engineering and manufacturing Noise control Case studies Methods Sand, gravel and stone industry Maintenance and ...

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Rock breaking methods to replace blasting - IOPscience

The method of breaking rock by blasting has a high efficiency and the cost is relatively low, but the associated vibration, flyrock, production of toxic gases since the 1970's, the Western developed countries began to study the safety of breaking rock. This paper introduces different methods and their progress to safely break rock.

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Device and method for blasting using plasma

(57) Abstract: Method and device for blasting using plasma contains a capacitor battery for accumulating electric charge, to which is connected an inductance through which electrical discharge in the form of current passing through the switch, exploding conductor forming section of the probe.

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Plasma Rock Breaking: Electro-Power Impactor

Jun 15, 2011  PETROPLASMA Seoul, South Korea Petroplasma Co.has commercialized the "Plasma Rock Breaking technology using Electro-Power Impactor(EPI)" to the blasting field, especially in urban area and cultural protection area by using the EPI patents developed by KAPRA since 1999.

More

Rock breaking methods to replace blasting - IOPscience

The method of breaking rock by blasting has a high efficiency and the cost is relatively low, but the associated vibration, flyrock, production of toxic gases since the 1970's, the Western developed countries began to study the safety of breaking rock. This paper introduces different methods and their progress to safely break rock.

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miningandblasting.files.wordpress

hat is the EPI Pulse Plasma Rock Fra EPI(Electro Power Impactor) Method — The mechanism of the EPI Pulse Plasma Rock Fragmentation is composed of an EPI and Cells. mentation? When high power pu se electr.c energy generated by an EPI is supplied to the Cells filled with powders

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Plasma Rock Breaking - blogspot

PETROPLASMA Seoul, South Korea Petroplasma Co.has commercialized the "Plasma Rock Breaking technology using Electro-Power Impactor(EPI)" to the blasting field, especially in urban area and cultural protection area by using the EPI patents developed by KAPRA since 1999.

More

Drilling and blasting - Wikipedia

Drilling and blasting is the controlled use of explosives and other methods such as gas pressure blasting pyrotechnics, to break rock for excavation. It is practiced most often in mining, quarrying and civil engineering such as dam, tunnel or road construction. The result of rock blasting is often known as a rock

More

Plasma Rock Breaking: Electro-Power Impactor

Jun 15, 2011  PETROPLASMA Seoul, South Korea Petroplasma Co.has commercialized the "Plasma Rock Breaking technology using Electro-Power Impactor(EPI)" to the blasting field, especially in urban area and cultural protection area by using the EPI patents developed by KAPRA since 1999.

More

US3679007A - Shock plasma earth drill - Google Patents

The repeated discharge of a high voltage large capacitance condenser bank across the gap of a physically strong, specially designed, water immersed electrode produces an explosive shock wave moving downward and outward to produce a hole into which the electrode and connected piping can repeatedly fall producing a deep hole in earth or rock.

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Method and apparatus for plasma blasting - Maxwell ...

Jun 20, 1995  Method and apparatus for plasma blasting comprises a capacitor bank for storing electrical charge to which is coupled an inductance which delivers the electric charge as a current through a switch to an explodable conductor comprising a portion of a probe.

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Dexpan Expansive Demolition Grout 11 Lb. Bucket for Rock ...

Dexpan Expansive Demolition Grout 11 Lb. Bucket for Rock Breaking, Concrete Cutting, Excavating. Alternative to Demolition Jack Hammer Breaker, Jackhammer, Concrete Saw, Rock Drill (#2 (50F-77F)) -

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How to blast or break rock with blasting powder and gun ...

Feb 23, 2017  Although I have never blasted rock, I've read a bit about it. First, you'll want a hole bored into the rock. The size and depth of the hole depends on the size of the rock. Anyway, you want a relatively deep hole, of a reasonable diameter. Second,...

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Comparative analysis of hydraulic drop ball and secondary ...

Nov 01, 2008  Free Online Library: Comparative analysis of hydraulic drop ball and secondary blasting technique for secondary breaking in aggregate quarries. A case study of associated granite industry, Igboora, Oyo State, Nigeria. by "International Journal of Applied Engineering Research"; Engineering and manufacturing Noise control Case studies Methods Sand, gravel and stone industry Maintenance and ...

More

Rock Blasting South Africa offers: Demolitions Blasting ...

•Excavation of underground rocks (limestone, granite, marble) • Rock Excavating, Leveling out rocky land, rock excavation • Splitting of boulders, rock breaking and rock blasting • Rock and slab breaking and demolition for road expansion • Rock demolition for resident development • Rock breaking, Excavation associated with tunneling, trenching in ...

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Plasma Rock Breaking

Residential Area, Animal Farm, Urban Area, Cultural Protection Area, Tunnel by PETROPLASMA PETROPLASMA blogger/profile/03861573227952412399 noreply ...

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PROCEDURES FOR BLASTING

blasting in conjunction with required presplit blasting or for general rock excavation. The ConPulverizer may also elect to use blasting for trenching operations, structure excavations, and structure demolitions. Permit jobs that involve blasting on State ROW are subject to

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Application of electro-discharge blasting technology for ...

T1 - Application of electro-discharge blasting technology for destruction of oversized rocks and rock massive splitting off. AU - Voitenko, N. V. AU - Yudin, A. S. AU - Kuznetsova, N. S. PY - 2016. Y1 - 2016. N2 - The investigation of possibilities of the plasma blasting technology is considered.

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