coal miners especially within several geographic clusters of the Appalachian coal region extended cut mining was a significant factor in lowering Joy CM14 1 1 Mention of any company name or product does not25 2 2010 nbsp 0183 32 Heres a old picture of a face at New Monckton 3 and 4 Taken in 1952 the machine is just in sight the supports are very primitive State of the art at the time The meek shall inherit the earth but not the mineral rights John Administrator Posts 4 768 Old Mining Machines Feb 20 2010 at 7 54am BroadMeadow Coal Mine Australia continuous miners were used to drive gateroads from highwall In place JOY bolter miners and JOY shuttle cars are used to drive roadways Retreat punch longwall panels were typically 320 m wide by 2100 m long 4 1 –4 8 m seam section Beltana Coal Mine New South Wales AustraliaMiner Operating a Joy Cutting Machine Identifier 002722 Title Miner Operating a Joy Cutting Machine Description Pittsburgh Consolidation Coal Company mine Subjects Coal miners Coal mining machinery Coal Mines and Mining Mine Interiors Machinery Coal mines and mining Corporate Names Consolidation Coal Company Acquisition Source Alpine A6A Manufacturer Hosokawa Alpine Alpine A6A Continuous miner for sale Asking new price for immediate sale 35 000USD Has been used recently in an underground mining operation Runs and operates well Was recently rebuilt before being put back

13 7 2019 nbsp 0183 32 About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy amp Safety How YouTube works Test new features Press Copyright Contact us Creators 12 9 2021 nbsp 0183 32 Continuous miners typically operate in a room and pillar system The mine is sectioned into 20 30 work areas cut into coal beds Conveyor belts aid in hauling extracted coal to the surface for processing or distribution They are operated and controlled by a person seated in the onboard machine Growth in technology has led to the emergence of 15 10 2015 nbsp 0183 32 With an installed cutting power of up to 540kW the MC400 is designed to be used in typical South African bord and pillar coal mining as well as salt and potash mines where a high cutting force is required The MC470 has made rapid gains in the South African coal market says Kristina Zang at 15 10 2015 nbsp 0183 32 The omnipresent information technology and smart systems now found on our mobile phones are being introduced into coal mining Joy s new Faceboss information control platform is able to maximise CM productivity by optimising the cutting rate and shear cycles monitoring various feedback control loops to protect motors from jamming and thermal Cutting system As the 12HM continuous miners are the largest manufactured by Joy Global the cutting systems have been designed to match the machine mass This series of miners is available with a chainless cutter head with drum diameters from 1118mm to 1320mm Depending on the cutter head design the cutting horsepower can be as much as 520kW

12 9 2021 nbsp 0183 32 The Joy also provides a cutting width of up to 3 650 millimeters plus advanced diagnostics thanks to the Optidrive system In addition the Joy handles standard width entry applications with ease However did not stop development with the Joy range of continuous miners The JOY 14CM15 11AX continuous miner will soon will be mining coal in southern WV The machine features several technological improvements designed to improve production and to reduce the cost per ton of the mined product Joy has extended their successful 14CM15 950v product into the lower seam market by offering the model with a minimum cutting Maximum cutting height 7 ft 6 in Minimum cutting height height to clear drum and boom 30 in Recommended operating range 38 48 in Weight 100 000 lbs Ground pressure 23 psi Ground clearance 6 in Conveyor width 30 in Tram speed 15 85 fpm Dust collector 18 HP Cutter 165 HP Pump 40 HP Gathering head 67 HP Traction 80 HP Total power does not Coal cutting machines can operate in gently sloping sloped and steep seams The first attempt to mechanize coal cutting was made in Great Britain in 1761 when M Menzies received a patent for a mechanical cutting device in the form of an iron miner s hack mounted on a frame and driven by rods and levers from the surface of the shaft Joy continuous miners provide the ideal combination of cutting power proven components and reliability for lower to mid seam applications in a variety of materials Built to withstand rigorous conditions the 14CM offers optimum service life and return on investment The basic elements of each continuous miner are similar in design following field