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Class Information
Number: 166/117
Name: Wells > Receptacle or part thereof left in well
Description: Devices under the class definition comprising a receptacle so constructed and arranged that the receptacle or a part thereof is left in the well and separated from its lowering means, if any, when performing or after performing its intended function.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7419937 |
Method for providing treatment chemicals in a subterranean well |
Sep. 2, 2008 |
| 7198101 |
Downhole release joint |
Apr. 3, 2007 |
| 7048066 |
Downhole sealing tools and method of use |
May. 23, 2006 |
| 6880642 |
Well abandonment plug |
Apr. 19, 2005 |
| 6789627 |
Control line cutting tool and method |
Sep. 14, 2004 |
| 6655475 |
Product and method for treating well bores |
Dec. 2, 2003 |
| 6648071 |
Apparatus comprising expandable bistable tubulars and methods for their use in wellbores |
Nov. 18, 2003 |
| 6626074 |
Down hole pipe and casing cutter |
Sep. 30, 2003 |
| 6585040 |
Downhole drilling apparatus |
Jul. 1, 2003 |
| 6152219 |
Downhole pulling tool |
Nov. 28, 2000 |
| 6152233 |
Surge anchor assembly |
Nov. 28, 2000 |
| 6095245 |
Well perforating and packing apparatus and method |
Aug. 1, 2000 |
| 6050336 |
Method and apparatus to isolate a specific zone |
Apr. 18, 2000 |
| 5934372 |
Pump system and method for pumping well fluids |
Aug. 10, 1999 |
| 5765639 |
Tubing pump system for pumping well fluids |
Jun. 16, 1998 |
| 5758725 |
Method and device for enhancing oil and gas flow in a well |
Jun. 2, 1998 |
| 5505258 |
Parallel tubing system for pumping well fluids |
Apr. 9, 1996 |
| 5109923 |
Wellhead bowl protector |
May. 5, 1992 |
| 4993493 |
Retrievable landing method and assembly for a well bore |
Feb. 19, 1991 |
| 4905759 |
Collapsible gun assembly |
Mar. 6, 1990 |
| 4877089 |
Method and apparatus for coupling wireline tools to coil tubing |
Oct. 31, 1989 |
| 4846279 |
Method and means for introducing treatment fluid into a well bore |
Jul. 11, 1989 |
| 4790386 |
Method and means for introducing treatment composition into a well bore |
Dec. 13, 1988 |
| 4721159 |
Method and device for conveying chemicals through borehole |
Jan. 26, 1988 |
| 4706753 |
Method and device for conveying chemicals through borehole |
Nov. 17, 1987 |
| 4338999 |
Knockout pin trap |
Jul. 13, 1982 |
| 4276934 |
Method and device for blocking wells to extinguish fires, prohibit saltwater intrusion, etc. |
Jul. 7, 1981 |
| 4191254 |
Apparatus and method for plugging voids in a ground stratum |
Mar. 4, 1980 |
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