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Browse by Category: Main > Material Science
Class Information
Number: 299/10
Name: Mining or in situ disintegration of hard material > Processes
Description: Processes.










Sub-classes under this class:

Class Number Class Name Patents
299/11 Stabilizing underground structure 211
299/12 Mine safety 225
299/13 Explosive 222
299/14 Directly applying heat or vibration 116
299/15 Forming blocks (e.g., quarrying) 32
299/16 Breaking down by direct contact with fluid 58
299/18 With material-handling 208


Patents under this class:
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Patent Number Title Of Patent Date Issued
8424973 Collapsible cushion Apr. 23, 2013
8287051 Method of quarrying dimensional stone, and line drilling apparatus Oct. 16, 2012
8016216 Mobile oil sands mining system Sep. 13, 2011
8003844 Methods of transporting heavy hydrocarbons Aug. 23, 2011
7853439 Mining optimisation Dec. 14, 2010
7686401 Method for sub-glacial mineral reconnaissance and recovery Mar. 30, 2010
7644769 Method of collecting hydrocarbons using a barrier tunnel Jan. 12, 2010
7445045 Method of optimizing production of gas from vertical wells in coal seams Nov. 4, 2008
7192093 Excavation apparatus and method Mar. 20, 2007
7153541 Method for inhibiting oxidation of metal sulfide-containing material Dec. 26, 2006
7073868 Optimized kinetic energy machine for excavating underwater rock Jul. 11, 2006
7032978 Crushing method using large boreholes in underwater rock Apr. 25, 2006
6916071 Mining system Jul. 12, 2005
6796616 Mining system Sep. 28, 2004
6764139 System for and method of demolition Jul. 20, 2004
6672673 Ore pass inspection system Jan. 6, 2004
6607248 Low elevation coal processing plant Aug. 19, 2003
6547336 Open cast mining device and apparatus for testing the cutting minability of critical material Apr. 15, 2003
6474745 Method of mining Nov. 5, 2002
6431654 Mining machine having an extendable and retractable rotor arm and method of repairing an extendable and retractable rotor arm assembly Aug. 13, 2002
6155649 Process for demolishing a bridge structure Dec. 5, 2000
6139477 Process for producing slots, grooves, and planar excavations Oct. 31, 2000
6109699 Tow line equipped remote mining machine and method Aug. 29, 2000
6007157 Slidably displaceable duct assembly for a mining machine Dec. 28, 1999
5553926 Self-propelled mining apparatus and method for cutting arched opening Sep. 10, 1996
5421641 Powered tool for slicing or shearing roofing material Jun. 6, 1995
5421523 Physio-chemical communication with expansive solidifiers Jun. 6, 1995
5407252 Method and apparatus for scaling mine roofs and ribs Apr. 18, 1995
5390983 Roadbed profiler and method of profiling Feb. 21, 1995
5340199 Method and machine for excavating drifts, tunnels, stopes, caverns or the like Aug. 23, 1994
5338102 Method of mining Aug. 16, 1994
5273343 Non-rotatable sleeve for a cutting tool bit holder and method of making the same Dec. 28, 1993
5234257 Mobile mining machine having tilted swing axis and method Aug. 10, 1993
5205612 Transport apparatus and method of forming same Apr. 27, 1993
5163738 Apparatus for mining a seam, in particular of coal Nov. 17, 1992
5110188 Deformed shield tunneling method and tunneling machine May. 5, 1992
5106162 Method of steering a mining machine Apr. 21, 1992
5102199 Continuous mining machine with a boom assembly providing different cutting heights and method of converting Apr. 7, 1992
5099921 Recovery of methane from solid carbonaceous subterranean formations Mar. 31, 1992
5028092 Impact kerfing rock cutter and method Jul. 2, 1991
5007683 Method and equipment for narrow ore mining Apr. 16, 1991
4900091 Electrohydraulic coal-mining system Feb. 13, 1990
4878712 Hydraulic method of mining coal Nov. 7, 1989
4871211 Method of restoring refractory lining for repeated use using thermal shock and milling procedures Oct. 3, 1989
4852946 Surface working accessory and method Aug. 1, 1989
4842444 Method for displacing oxygen from a mine Jun. 27, 1989
4822107 Cutter and method to remove surface coatings Apr. 18, 1989
4786111 Apparatus and method for delivering liquid coolant to drum mounted cutting tools Nov. 22, 1988
4761038 Surface working accessory Aug. 2, 1988
4744604 Vibration damping device and a method for a road planer and the like May. 17, 1988

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