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Class Information
Number: 405/132
Name: Hydraulic and earth engineering > Underground passageway, e.g., tunnel
Description: Method or apparatus relating to the formation of a subterranean or subaqueous corridor to permit passage of personnel, vehicles, or equipment therethrough.










Sub-classes under this class:

Class Number Class Name Patents
405/138 Boring 116
405/149 Cut and cover 32
405/150.1 Lining 385
405/134 Sectional 32
405/136 Subaqueous 30
405/133 Vertical 70


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8562253 Method and apparatus for mounting and protection of communication equipment in underground mine Oct. 22, 2013
8444108 Mine seal with electrically non-conductive ties May. 21, 2013
8162569 High-strength anchor system, safe room bulkhead, and method of anchoring a support to mine strata Apr. 24, 2012
7967974 Methods of recovering hydrocarbons from hydrocarbonaceous material using a constructed infrastructure having permeable walls and associated systems Jun. 28, 2011
7906014 Methods of recovering hydrocarbons from hydrocarbonaceous material with reduced non-carbonaceous leachate and CO.sub.2 and associated systems Mar. 15, 2011
7862706 Methods of recovering hydrocarbons from water-containing hydrocarbonaceous material using a constructed infrastructure and associated systems Jan. 4, 2011
7686542 Method of protecting a surface of rock or soil Mar. 30, 2010
7677336 Portable drilling device Mar. 16, 2010
7665930 Hydraulically powered door and systems for operating same in low-temperature environments Feb. 23, 2010
7490440 Support device for a rib Feb. 17, 2009
7267505 Mine ventilation panel system Sep. 11, 2007
7232368 Mine ventilation Jun. 19, 2007
7217064 Reinforcement of arch type structure with beveled/skewed ends May. 15, 2007
7156582 Inspectable tunnel for underground pipes and cables Jan. 2, 2007
6918447 Fire protection apparatus and method Jul. 19, 2005
6846132 Mine stopping and braces therefor Jan. 25, 2005
6715961 Method of supporting mine walls and installing a mine stopping Apr. 6, 2004
6697710 Gas pipe explorer robot Feb. 24, 2004
6688813 Mine stopping and method of installing same Feb. 10, 2004
6682263 Multiple tier stopping and method of constructing stopping Jan. 27, 2004
6619885 Telescopic tunnel form Sep. 16, 2003
6594954 Mine door installation Jul. 22, 2003
6474907 Environmentally compatible archway for road building Nov. 5, 2002
6457906 Mine stopping Oct. 1, 2002
6406220 Arched support structure Jun. 18, 2002
6402427 Method for reinforcing tunnel linings Jun. 11, 2002
6379084 Mine stopping Apr. 30, 2002
6334738 Prefabricated metal overcast having a crushable lower section Jan. 1, 2002
6220785 Mine stopping, method of constructing same and panels thereof Apr. 24, 2001
6129483 Prefabricated metal overcast having a crushable lower section Oct. 10, 2000
RE36853 Mine door system Sep. 5, 2000
5962809 Apparatus and method for protecting underground cables Oct. 5, 1999
5879231 Mine ventilation structure Mar. 9, 1999
5803665 Method and apparatus for continuous production of quick-setting foamed cement grout with selectively adjustable proportions Sep. 8, 1998
5725327 Permanent mine bulkhead seal and method for constructing same Mar. 10, 1998
5556676 Tunnel interior construction Sep. 17, 1996
5540522 Seismic joint for underwater floating tunnels Jul. 30, 1996
5469920 Inflatable partition for fighting mine fires Nov. 28, 1995
5412916 Structure having quick-connect components May. 9, 1995
5401120 Pumpable mine seal Mar. 28, 1995
5351353 Bridge or tunnel construction Oct. 4, 1994
5240349 Power mine door system Aug. 31, 1993
5222838 Power mine door system Jun. 29, 1993
RE34220 Contractible mine stopping and contractible block member for use therein Apr. 13, 1993
5199817 Process of providing an elongate underground cavity Apr. 6, 1993
5183356 Method and device for distributing pumpable thick matter into several delivery pipes Feb. 2, 1993
5174682 Mine ventilation overcast Dec. 29, 1992
5167474 Form for making a permanent concrete mine stopping Dec. 1, 1992
RE34053 Mine door system Sep. 1, 1992
5059063 Method of protecting underground structures in ground liable to be liquefied Oct. 22, 1991

1 2 3










 
 
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