mining auger patents
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mining auger patents

US6817678B2 - Auger mining system - Google Patents

A mining apparatus 10 to mine coal from a seam 11 . The apparatus 10 includes a continuous miner 12 to form a mine road 13 . Extending along the road 13 is a conveyor 15 having a forward end 20 to which the mined material from the continuous miner 12 is delivered. The apparatus 10 further includes an auger mining machine that advances an auger drill string 28 into the coal seam 11 in a ...

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US2940740A - Multiple head coal mining auger - Google

US2940740A US722700A US72270058A US2940740A US 2940740 A US2940740 A US 2940740A US 722700 A US722700 A US 722700A US 72270058 A US72270058 A US 72270058A US 2940740 A US2940740 A US 2940740A Authority US United States Prior art keywords auger coal machine angers strings Prior art date 1958-03-20 Legal status (The legal status is an assumption and is not a legal

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Mining auger - Krampe Co. - FreePatentsOnline

15. A mining auger as defined in claim 14, wherein said stainless steel coating is a chromium-molybdenum-nickel steel alloy. 16. A mining auger as defined in claim 1 or 4 wherein said distributor channel is located approximately in the outer third of the height dimension of said helix as measured radially from the outer surface of said shaft. 17.

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Coal mining auger (Patent) OSTI.GOV

Abstract. A coal-mining auger having (a) a hollow, tubular auger head with a spiral or helical coal conveyor mounted therein in concentric relation to the axis of rotation of said auger head, (b) a plurality of coal-cutting bits mounted on said auger head, said bits being orbitally movable with the auger head in circular paths concentric with said axis of rotation, said bits being also ...

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US3026098A - Auger type mining machine - Google Patents

US3026098A US10837161A US3026098A US 3026098 A US3026098 A US 3026098A US 10837161 A US10837161 A US 10837161A US 3026098 A US3026098 A US 3026098A Authority US United States Prior art keywords mine auger cutters frame machine Prior art date 1957-05-06 Legal status (The legal status is an assumption and is not a legal conclusion.

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Coal mining auger - CASTANOLI, ALDER F

A coal-mining auger having (a) a hollow, tubular auger head with a spiral or helical coal conveyor mounted therein in concentric relation to the axis of rotation of said auger head, (b) a plurality of coal-cutting bits mounted on said auger head, said bits being orbitally movable with the auger head in circular paths concentric with said axis of rotation, said bits being also concurrently ...

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DEEP-MINE AUGERING MACHINE - LINDSEY RAY,US

An auger deep-mining machine for extracting minerals, such as coal, from relatively thin seams thereof and having an auger-rotating carriage which reciprocates, by means of sump jacks, toward and away from the coal face on a rigid, elongated sump frame which is equipped with steerable wheels for tramming and slides laterally upon a pair of rails attached to an underlying square anchor plate ...

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US2720391A - Auger boring head for mining ... - Google

US2720391A US372052A US37205253A US2720391A US 2720391 A US2720391 A US 2720391A US 372052 A US372052 A US 372052A US 37205253 A US37205253 A US 37205253A US 2720391 A US2720391 A US 2720391A Authority US United States Prior art keywords breaker boring head auger shaft coal Prior art date 1953-08-03 Legal status (The legal status is an assumption and is not a legal

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Hans Tekathen Inventions, Patents and Patent Applications ...

Abstract: A mining auger has a hollow auger shaft terminating in a front end, an auger helix welded to the outer face of the shaft and having a peripheral edge zone radially spaced from the shaft surface and extending helically thereabout; a plurality of spaced tool holders arranged in the peripheral edge zone of the helix for receiving cutting tool bits; separate spray nozzles arranged in the ...

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Patents Assigned to Cutting Edge Technology Pty Ltd ...

2002-1-18  Abstract: A method of mining using a pair of continuous mining machines 12 and an auger mining machine 16. The continuous mining machines form spaced longitudinal roads 10, 11, 13 and 14. Further longitudinal roads 17 are formed by the auger mining machine 16 with subsequent transverse roads 19 being sequentially by the continuous mining machines 12.

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Mining auger - Krampe Co. - FreePatentsOnline

15. A mining auger as defined in claim 14, wherein said stainless steel coating is a chromium-molybdenum-nickel steel alloy. 16. A mining auger as defined in claim 1 or 4 wherein said distributor channel is located approximately in the outer third of the height dimension of said helix as measured radially from the outer surface of said shaft. 17.

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Coal mining auger - CASTANOLI, ALDER F

A coal-mining auger having (a) a hollow, tubular auger head with a spiral or helical coal conveyor mounted therein in concentric relation to the axis of rotation of said auger head, (b) a plurality of coal-cutting bits mounted on said auger head, said bits being orbitally movable with the auger head in circular paths concentric with said axis of rotation, said bits being also concurrently ...

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US Patent for Auger flight support for plural auger coal ...

2002-2-12  An auger flight support for use with an augering systems for mining which bores a pair of side-by-side holes through the coal seam using respective augers. Each auger includes a drilling section which is followed by a series of auger flights for conveying the bored coal back out of the respective hole. The auger flight support includes a pair of thrust bearing and housing assemblies which are ...

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DRIVE FOR PLURAL AUGER MINING MACHINE - SALEM

Auger apparatus, such as a coal mining machine, adapted to utilize one or more augers of a diameter falling in a wide range. Apparatus is disclosed embodying three augers in which two side augers are driven from a power source, and an intermediate auger is located between, and driven from one of, the side augers; the means driving the side auger driving the intermediate auger is substantially ...

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Recent Patents on Gangue Pneumatic Filling for Coal

Recent Patents on Gangue Pneumatic Filling for Coal Auger Mining Method. Background: With the mining depth and width increasing, coal auger mining is prone to collapse accident in the poor existing conditions, which reduces the security and reliability of mining workface and wastes the large amounts of coal resources due to the remaining coal ...

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Patents Assigned to Cutting Edge Technology Pty Ltd ...

2002-1-18  Abstract: A method of mining using a pair of continuous mining machines 12 and an auger mining machine 16. The continuous mining machines form spaced longitudinal roads 10, 11, 13 and 14. Further longitudinal roads 17 are formed by the auger mining machine 16 with subsequent transverse roads 19 being sequentially by the continuous mining machines 12.

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Process for inerting a coal mining site - VOLKWEIN JON C.

The mine face is coal bearing and to recover the coal there is provided a suitable coal mining facility which may be of any of diverse configurations but in the preferred embodiment of FIG. 1 comprises a coal mining auger cutter 16 driven by a drive shaft 18 having thereon a helical arrangement of flight attachments 20 that transport, in a ...

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Conveyor system for a continuous mining machine (Patent ...

@article{osti_5695429, title = {Conveyor system for a continuous mining machine}, author = {Taylor, J C}, abstractNote = {A conveyor gathering system suitable for use with a continuous narrow seam mining machine is disclosed. The system is a single continuous conveyor extending from the auger or cutting head to the rear or discharge end of the machine and is particularly useful with a dozer ...

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Recent Patents on Thin Coal Seam Mining Equipment ...

2021-5-30  Conclusion: The summarized mining method can improve the mining efficiency of thin and extremely thin coal seams, reduce mining costs, and incorporate green mining practices, which take both mining economy and safety into account. Keywords: Coal mining, coal mining machinery, comprehensive mechanized coal mining, cutting, patents, thin and ...

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US Patent for Methods for constructing underground ...

2014-10-28  Disclosed are methods for solution mining of evaporite minerals, such as trona, comprising drilling an access well and at least two lateral boreholes; injecting a fluid; circulating the fluid through the lateral boreholes with a controlled fluid flow; and collecting a pregnant solution. Also disclosed are methods of solution mining that include injecting an aqueous solution into an underground ...

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Recent Patents on Gangue Pneumatic Filling for Coal

Recent Patents on Gangue Pneumatic Filling for Coal Auger Mining Method. Background: With the mining depth and width increasing, coal auger mining is prone to collapse accident in the poor existing conditions, which reduces the security and reliability of mining workface and wastes the large amounts of coal resources due to the remaining coal ...

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Mining method and apparatus (Patent) OSTI.GOV

The U.S. Department of Energy's Office of Scientific and Technical Information

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Conveyor system for a continuous mining machine (Patent ...

@article{osti_5695429, title = {Conveyor system for a continuous mining machine}, author = {Taylor, J C}, abstractNote = {A conveyor gathering system suitable for use with a continuous narrow seam mining machine is disclosed. The system is a single continuous conveyor extending from the auger or cutting head to the rear or discharge end of the machine and is particularly useful with a dozer ...

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Recent Patents on Thin Coal Seam Mining Equipment ...

2021-5-30  Conclusion: The summarized mining method can improve the mining efficiency of thin and extremely thin coal seams, reduce mining costs, and incorporate green mining practices, which take both mining economy and safety into account. Keywords: Coal mining, coal mining machinery, comprehensive mechanized coal mining, cutting, patents, thin and ...

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MINING MACHINE - 百度学术

A mining machine inclu ding a launch vehicle which drives an auger flight (). The extremity of the Auger flight is a cutter head (). An inert gas is delivered to adjacent the cutter head by a tube (). The cutter head is also provided with a ground penetrating as well as ...

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Bio-char from Aromatic plants waste and its Applications ...

Yanxiang Wang. Background: With the mining depth and width increasing, coal auger mining is prone to collapse accident in the poor existing conditions, which reduces the security and reliability ...

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Shandong RZ Engineering Equipment Co.,Ltd.

Shandong RZ Engineering Equipment Co.,Ltd.is located in deep processing of non-ferrous metals industrial park,Liaocheng Economic Development Zone, Shandong Province.The company mainly produces the tools of shield machine, thin layer mining machine and mining machine,which are used in large machinery mining and tunneling

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CENTRAL MINE EQUIPMENT COMPANY

2021-1-20  entral Mine Equipment Company was founded in St Louis, Missouri in 1928. Our initial product line included augers, cutters and related accessories for the coal mining industry. In 1962, we introduced our first drill rig, the CME-55. Today, we design and manufacture a complete line of . drilling equipment for the geotechnical, environmental, mineral

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About Us Central Mine Equipment Company

2021-10-27  About Us. Central Mine Equipment Company was founded in St. Louis, Missouri in 1928. Our initial product line included augers, cutters, and related accessories for the coal mining industry. In 1962, we introduced our first drill rig, the CME-55. Today, we design and manufacture a complete line of drilling equipment for the geotechnical ...

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Asante Gold to acquire eight Ghanaian ... - Mining

2021-5-31  Asante Gold to acquire eight Ghanaian prospective concessions from Goknet. 31 May 2021 (Last Updated May 31st, 2021 09:11) Asante Gold will provide royalty equal to 2% of the NSR to Goknet on each of the concessions transferred. Asante Gold has already acquired Kubi mining leases from Goknet. Credit: PublicDomainPictures from Pixabay.

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