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Class Information
Number: 166/380
Name: Wells > Processes > Assembling well part > Conduit
Description: Process wherein at least one of the elements is a well conduit or portion thereof.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6241021 |
Methods of completing an uncemented wellbore junction |
Jun. 5, 2001 |
| 6241022 |
Control line connector |
Jun. 5, 2001 |
| 6223826 |
Auto-extending/retracting electrically isolated conductors in a segmented drill string |
May. 1, 2001 |
| 6220362 |
Conduit and cable bypass for downhole tools |
Apr. 24, 2001 |
| 6220361 |
Circulating nipple and method for setting well casing |
Apr. 24, 2001 |
| 6213216 |
Snubbing unit tong apparatus |
Apr. 10, 2001 |
| 6209648 |
Method and apparatus for connecting a lateral branch liner to a main well bore |
Apr. 3, 2001 |
| 6206096 |
Apparatus and method for installing a pipe segment in a well pipe |
Mar. 27, 2001 |
| 6196323 |
Well head system |
Mar. 6, 2001 |
| 6161617 |
Device for connecting casings |
Dec. 19, 2000 |
| 6158514 |
Sealed lateral wellbore junction assembled downhole |
Dec. 12, 2000 |
| 6148924 |
Method and apparatus for the disassembly of drill pipe |
Nov. 21, 2000 |
| 6135209 |
Method for installing a water well pump |
Oct. 24, 2000 |
| 6135202 |
Apparatus for running jointed tubulars utilizing a coiled tubing injector |
Oct. 24, 2000 |
| 6109355 |
Tool string shock absorber |
Aug. 29, 2000 |
| 6098727 |
Electrically insulating gap subassembly for downhole electromagnetic transmission |
Aug. 8, 2000 |
| 6065543 |
Sealed lateral wellbore junction assembled downhole |
May. 23, 2000 |
| 6065540 |
Composite coiled tubing apparatus and methods |
May. 23, 2000 |
| 6062306 |
Sealed lateral wellbore junction assembled downhole |
May. 16, 2000 |
| 6056060 |
Compensator system for wellbore tubulars |
May. 2, 2000 |
| 6047771 |
Method and a device for hauling a casing or the like up from a bore hole and for inserting the same down to a bore hole |
Apr. 11, 2000 |
| 6029748 |
Method and apparatus for top to bottom expansion of tubulars |
Feb. 29, 2000 |
| 6021850 |
Downhole pipe expansion apparatus and method |
Feb. 8, 2000 |
| 6000472 |
Wellbore tubular compensator system |
Dec. 14, 1999 |
| 5992525 |
Apparatus and methods for deploying tools in multilateral wells |
Nov. 30, 1999 |
| 5964297 |
Drilling method and casing shoe |
Oct. 12, 1999 |
| 5960885 |
Dual bore riser |
Oct. 5, 1999 |
| 5957209 |
Latch and release tool connector and method |
Sep. 28, 1999 |
| 5937948 |
Extruded casing centralizer |
Aug. 17, 1999 |
| 5918677 |
Method of and apparatus for installing the casing in a well |
Jul. 6, 1999 |
| 5918674 |
Casing and method of installing the casing in a well |
Jul. 6, 1999 |
| 5871046 |
Orienting, retrievable whipstock anchor |
Feb. 16, 1999 |
| 5862866 |
Double walled insulated tubing and method of installing same |
Jan. 26, 1999 |
| 5857521 |
Method of using a retrievable screen apparatus |
Jan. 12, 1999 |
| 5853049 |
Horizontal drilling method and apparatus |
Dec. 29, 1998 |
| 5850875 |
Method of deploying a well screen and associated apparatus therefor |
Dec. 22, 1998 |
| 5823266 |
Latch and release tool connector and method |
Oct. 20, 1998 |
| 5794701 |
Subsea connection |
Aug. 18, 1998 |
| 5794702 |
Method for casing a wellbore |
Aug. 18, 1998 |
| 5785125 |
Mechanical thru-tubing centralizer |
Jul. 28, 1998 |
| 5743336 |
Pump-packing device for down-hole well arrangements |
Apr. 28, 1998 |
| 5730223 |
Sand control screen assembly having an adjustable flow rate and associated methods of completing a subterranean well |
Mar. 24, 1998 |
| 5628366 |
Protective arrangements for downhole tools |
May. 13, 1997 |
| 5615740 |
Internal pressure sleeve for use with easily drillable exit ports |
Apr. 1, 1997 |
| 5566758 |
Method and apparatus for drilling wells in to geothermal formations |
Oct. 22, 1996 |
| 5544712 |
Drill pipe breakout device |
Aug. 13, 1996 |
| 5540282 |
Apparatus and method for completing/recompleting production wells |
Jul. 30, 1996 |
| 5529127 |
Apparatus and method for snubbing tubing-conveyed perforating guns in and out of a well bore |
Jun. 25, 1996 |
| 5469878 |
Coiled tubing concentric gas lift valve assembly |
Nov. 28, 1995 |
| 5467826 |
Oilfield tubing string integrally enclosing a fluid production or injection tube and a service line |
Nov. 21, 1995 |
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