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Class Information
Number: 175/77
Name: Boring or penetrating the earth > Side wall tool fed laterally without rotation from inaccessible hole
Description: Apparatus comprising means for cutting the earth which cuts without requiring rotation of the cutting means about an axis coincident with its direction of advance, said cutting means being fed from an inaccessible hole.










Patents under this class:

Patent Number Title Of Patent Date Issued
8640781 Method and device for deploying a cable and an apparatus in the ground Feb. 4, 2014
8607857 Vacuum debris removal with articulated pickup and visual capability Dec. 17, 2013
8596386 System and method for drilling and completing lateral boreholes Dec. 3, 2013
8424620 Apparatus and method for lateral well drilling Apr. 23, 2013
8256537 Blasting lateral holes from existing well bores Sep. 4, 2012
7703526 Apparatus and method for characterizing a reservoir Apr. 27, 2010
7690444 Horizontal waterjet drilling method Apr. 6, 2010
7584794 Mechanical and fluid jet horizontal drilling method and apparatus Sep. 8, 2009
7373994 Self cleaning coring bit May. 20, 2008
7370711 Rolling cone drill bit having non-circumferentially arranged cutter elements May. 13, 2008
7370710 Erectable arm assembly for use in boreholes May. 13, 2008
6889781 Horizontal directional drilling in wells May. 10, 2005
6571867 Apparatus for increasing the effective diameter of a wellbore Jun. 3, 2003
6550553 Boring apparatus Apr. 22, 2003
6378629 Boring apparatus Apr. 30, 2002
6276453 Method and apparatus for forcing an object through the sidewall of a borehole Aug. 21, 2001
5799729 Device for working the insides of pipes, conduits or the like Sep. 1, 1998
5622231 Cutting head Apr. 22, 1997
5615740 Internal pressure sleeve for use with easily drillable exit ports Apr. 1, 1997
5439066 Method and system for downhole redirection of a borehole Aug. 8, 1995
5425429 Method and apparatus for forming lateral boreholes Jun. 20, 1995
5297638 Drivepipe guide and installation method for wells Mar. 29, 1994
5209309 Triangular core cutting tool May. 11, 1993
5197783 Extendable/erectable arm assembly and method of borehole mining Mar. 30, 1993
4964759 Apparatus for selectively rotating a tool relative to the wall of a conduit Oct. 23, 1990
4819721 Remotely controlled articulatable hydraulic cutter apparatus Apr. 11, 1989
4640353 Electrode well and method of completion Feb. 3, 1987
4630676 Remotely controlled hydraulic cutter apparatus Dec. 23, 1986
4527639 Hydraulic piston-effect method and apparatus for forming a bore hole Jul. 9, 1985
4497381 Earth drilling apparatus and method Feb. 5, 1985
4461360 Bit extension guide for sidewall corer Jul. 24, 1984
4449593 Guide for sidewall coring bit assembly May. 22, 1984
4416339 Bit guidance device and method Nov. 22, 1983
4365676 Method and apparatus for drilling laterally from a well bore Dec. 28, 1982
4197908 Apparatus for porting a side wall of a conduit from interiorly thereof Apr. 15, 1980
4168752 Flexible conduit for effecting lateral channelling in coal or oil shale beds Sep. 25, 1979
4066137 Flame jet tool for drilling cross-holes Jan. 3, 1978











 
 
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