A drift advancing or a partial-cut mining machine (1) comprises a cutting arm (11) being swivellable in a height direction around an axis (10). The front end of the cutting arm (11) is equipped with g
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Get details on patent AU1980056705 - MINING MACHINE COOLING SYSTEM by Dosco Overseas Engineering Ltd and more at IP in Australia
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By replacing the labor-intensive job of hand-loading coal, the Joy loading machine helped revolutionize mining in the 20th century. When it was introduced in the 1920s, the Joy loader was one of several coal-loading machines on the market.
Gold Mining Properties and Patented Claims are For Sale at Governor Gold Mine. The gold production was about 70% of the recorded …
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Ray Brosseuk began designing The Gold Machine in 1986 while mining in south-central British Columbia. As every miner knows, the biggest frustration encountered when Gold Mining is the loss of fine gold, but the Gold Machine drastically reduces those losses.
pictures of a markwilcox mining machine, Patent USMethod of advancing a continuous, Images(6) Patent Drawing Previous page Next page Claims ... pictures of a mark 20 wilcox mining machine Thedeadliest jobs in America, ranked./. ... exposure to pathogens and fatal injury from machines or ... occupational fatalities in the mining industry occur ...
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Aug 02, 1983· A mining machine 1 of the shearer type comprises an elongate machine body 2 housing inter alia a power unit 11 for powering at least ... View Patent Images:
The invention provides a shortwall mining machine comprising an assembly, which preferably is articulated and has a protective canopy. The assembly is arranged parallel to a shortwall mineral face, an
Patent US5330257 - Auger mining machine . An auger mining apparatus includes a support frame holding a tilt platform. A tilt mechanism displaces the tilt platform at a pitch between 0°-45° relative to the
History tells us, it was in 1830, the first US patent was issued on a rock crushing machine. It covered a device which, in a crude way, incorporated the drop hammer principle later used in the famous stamp mill, whose history is so intimately linked with that of the golden age of mining.
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Getting a patent is just the beginning - not the end goal. However, patent attorneys propagate many myths, especially about provisional patents.
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Tilting To The Mining Machine. US Patent # 4,643,482. Steering of mining machines . Steering of mining machines . said further sensors comprises a tilt transducer for sensing the tilt of the mining machine in the direction of machine traverse .
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Prior art keywords coal machine face wedge front Prior art date 1943-07-29 Legal status (The legal status is an assumption and is not a legal conclusion.
Abstract. A mining machine is disclosed comprising a mobile base and a cutting head assembly at a forward end of the mobile base having a cutter drum rotatable about an output shaft disposed along the longitudinal axis of the cutter drum.
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to …
` l PATENTED DEGQZQ. 1903. f R. RoBINsoNrsL J. H. BALL. "GOAL-MINING MACHINE. APPLIOATONJILD NOV. 21, 1902. . sums-SHEET 1.. . …
Citing Patent Filing date Publication date Applicant Title; US2695774 *: Oct 18, 1950: Nov 30, 1954: Mavor & Coulson Ltd: Wedge-type mining machine with steering means
A "stamp-mill" is a machine used to crush ore in mining. This patent is of interest because the assignees' company, ... An example of this machine was seen, labeled, ...
Nov 20, 1973· A mining machine and more particularly a mining machine having a rotary drum type cutting head which cuts clearance for the supporting structure thereof.
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Mining USPTO full text patent data - Analysis of machine learning and AI related patents granted in 2017 so far - Part 1