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Class Information
Number: 175/22
Name: Boring or penetrating the earth > Boring without earth removal (i.e., compacting earth formation) > Drive point detached from shaft to form cased bore or with installation of casing
Description: Subject matter including a step or means for (1) separating a drive point from its shaft to permit the shaft to remain as a casing in the bore or (2) installing a separate casing as a part of the boring operation.










Sub-classes under this class:

Class Number Class Name Patents
175/23 Drive point retracted through shaft or casing 23


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8579048 Drilling device and drilling method Nov. 12, 2013
8434561 Controlled hydrostatic pressure completion system May. 7, 2013
8347983 Drilling with a high pressure rotating control device Jan. 8, 2013
8235141 Procedure and device for the optimal, utilization of carbon resources such as oil fields, oil shales, oil sands, coal, and CO.sub.2 Aug. 7, 2012
8011446 Method and apparatus for a monodiameter wellbore, monodiameter casing, monobore, and/or monowell Sep. 6, 2011
7823659 Apparatus and methods for drilling and lining a wellbore Nov. 2, 2010
7789162 Method for running tubulars in wellbores Sep. 7, 2010
7571777 Method and apparatus for a monodiameter wellbore, monodiameter casing, monobore, and/or monowell Aug. 11, 2009
7465124 Method and apparatus for installing underground pipe Dec. 16, 2008
7428933 Latchable hanger assembly and method for liner drilling and completion Sep. 30, 2008
7347282 Steerable soil penetration system Mar. 25, 2008
7334649 Drilling with casing Feb. 26, 2008
7258174 Method for pressure- and flow-preventive fixing of pipes in a well Aug. 21, 2007
7255181 Method and device for the drilling of holes in ground or rocky material Aug. 14, 2007
7131505 Drilling with concentric strings of casing Nov. 7, 2006
7080697 Method and device for drilling a hole and for securing an anchorage in a bore hole Jul. 25, 2006
7040420 Methods and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells May. 9, 2006
6953092 Apparatus and method for free-fall installation of an underwater wellhead Oct. 11, 2005
6892819 Forming a wellbore casing while simultaneously drilling a wellbore May. 17, 2005
6877570 Drilling with casing Apr. 12, 2005
6857487 Drilling with concentric strings of casing Feb. 22, 2005
6854533 Apparatus and method for drilling with casing Feb. 15, 2005
6705413 Drilling with casing Mar. 16, 2004
6655874 Method and apparatus for slitting flexible pipe in an underground bore Dec. 2, 2003
6575240 System and method for driving pipe Jun. 10, 2003
6318471 Method for installing tubular members axially into the earth Nov. 20, 2001
6298925 Method and apparatus for installing a small-scale groundwater sampling well Oct. 9, 2001
6283231 Soil displacing screw auger and method for making a concrete pile with this auger Sep. 4, 2001
6207114 Reactive material placement technique for groundwater treatment Mar. 27, 2001
6116353 Method and apparatus for installing a micro-well with a penetrometer Sep. 12, 2000
6102119 Method for installing tubular members axially into an over-pressured region of the earth Aug. 15, 2000
5980157 Ground-boring machine Nov. 9, 1999
5876152 Ramming drill for destructive replacement of buried pipelines Mar. 2, 1999
5803184 Rotatable drill pipe having an auger on a free end thereof Sep. 8, 1998
5669454 Drive point device Sep. 23, 1997
5570747 Drive point device Nov. 5, 1996
5549170 Sonic drilling method and apparatus Aug. 27, 1996
5494118 Placement of pipes in the ground Feb. 27, 1996
5449045 Drive point device Sep. 12, 1995
5417290 Sonic drilling method and apparatus May. 23, 1995
5339909 Apparatus for making earth bores Aug. 23, 1994
5281775 Vibrating hole forming device for seismic exploration Jan. 25, 1994
5168765 Water sampler Dec. 8, 1992
5161626 Method for embedding lines, anchoring cables, and sinking wells Nov. 10, 1992
5146998 Apparatus and method for underground sampling Sep. 15, 1992
5096000 Process and apparatus for laying service lines without excavation Mar. 17, 1992
5046568 Driven groundwater sampling device Sep. 10, 1991
4836299 Sonic method and apparatus for installing monitor wells for the surveillance and control of earth contamination Jun. 6, 1989
4732222 Ram boring machine with impact blade piston Mar. 22, 1988
4693318 Sand control devices and method of installation thereof Sep. 15, 1987

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