|
US4409108A
(en)
*
|
1980-06-02 |
1983-10-11 |
Halliburton Company |
Lubricating composition for well fluids
|
|
WO1983002950A1
(en)
*
|
1982-02-18 |
1983-09-01 |
Richard Pawel Jachnik |
Drilling fluids and methods of using them
|
|
DK69083A
(en)
*
|
1982-02-18 |
1983-08-19 |
Milchem Inc |
PROCEDURE FOR DRILLING UNDER THE SURFACE AND DRILL FOR USE IN EXERCISING THE PROCEDURE
|
|
WO1983002951A1
(en)
*
|
1982-02-18 |
1983-09-01 |
Richard Pawel Jachnik |
Drilling fluids and methods of using them
|
|
NO830556L
(en)
*
|
1982-02-18 |
1983-08-19 |
Milchem Inc |
DRILL FLUIDS AND PROCEDURES TO USE THEREOF
|
|
US4517100A
(en)
*
|
1983-02-07 |
1985-05-14 |
Witco Chemical Corporation |
Lubricating wellbore fluid and method of drilling
|
|
US5673753A
(en)
*
|
1989-12-27 |
1997-10-07 |
Shell Oil Company |
Solidification of water based muds
|
|
US5423379A
(en)
*
|
1989-12-27 |
1995-06-13 |
Shell Oil Company |
Solidification of water based muds
|
|
US5207953A
(en)
*
|
1991-11-27 |
1993-05-04 |
Trisol Inc. |
Fire retarded solvents
|
|
US5301752A
(en)
*
|
1992-10-22 |
1994-04-12 |
Shell Oil Company |
Drilling and cementing with phosphate-blast furnace slag
|
|
US5307876A
(en)
*
|
1992-10-22 |
1994-05-03 |
Shell Oil Company |
Method to cement a wellbore in the presence of carbon dioxide
|
|
US5343947A
(en)
*
|
1992-10-22 |
1994-09-06 |
Shell Oil Company |
Anchor plug for open hole test tools
|
|
US5332040A
(en)
*
|
1992-10-22 |
1994-07-26 |
Shell Oil Company |
Process to cement a casing in a wellbore
|
|
US5343950A
(en)
*
|
1992-10-22 |
1994-09-06 |
Shell Oil Company |
Drilling and cementing extended reach boreholes
|
|
US5322124A
(en)
*
|
1992-10-22 |
1994-06-21 |
Shell Oil Company |
Squeeze cementing
|
|
US5311944A
(en)
*
|
1992-10-22 |
1994-05-17 |
Shell Oil Company |
Blast furnace slag blend in cement
|
|
US5314022A
(en)
*
|
1992-10-22 |
1994-05-24 |
Shell Oil Company |
Dilution of drilling fluid in forming cement slurries
|
|
US5343952A
(en)
*
|
1992-10-22 |
1994-09-06 |
Shell Oil Company |
Cement plug for well abandonment
|
|
US5269632A
(en)
*
|
1992-10-22 |
1993-12-14 |
Shell Oil Company |
Method for strengthening the structural base of offshore structures
|
|
US5309999A
(en)
*
|
1992-10-22 |
1994-05-10 |
Shell Oil Company |
Cement slurry composition and method to cement wellbore casings in salt formations
|
|
US5309997A
(en)
*
|
1992-10-22 |
1994-05-10 |
Shell Oil Company |
Well fluid for in-situ borehole repair
|
|
US5343951A
(en)
*
|
1992-10-22 |
1994-09-06 |
Shell Oil Company |
Drilling and cementing slim hole wells
|
|
US5351759A
(en)
*
|
1992-10-22 |
1994-10-04 |
Shell Oil Company |
Slag-cement displacement by direct fluid contact
|
|
US5311945A
(en)
*
|
1992-10-22 |
1994-05-17 |
Shell Oil Company |
Drilling and cementing with phosphate
|
|
US5379843A
(en)
*
|
1992-10-22 |
1995-01-10 |
Shell Oil Company |
Side-tracking cement plug
|
|
US5314031A
(en)
*
|
1992-10-22 |
1994-05-24 |
Shell Oil Company |
Directional drilling plug
|
|
US5277519A
(en)
*
|
1992-10-22 |
1994-01-11 |
Shell Oil Company |
Well drilling cuttings disposal
|
|
US5301754A
(en)
*
|
1992-10-22 |
1994-04-12 |
Shell Oil Company |
Wellbore cementing with ionomer-blast furnace slag system
|
|
US5325922A
(en)
*
|
1992-10-22 |
1994-07-05 |
Shell Oil Company |
Restoring lost circulation
|
|
MY112090A
(en)
*
|
1992-10-22 |
2001-04-30 |
Shell Int Research |
Method for drilling and cementing a well
|
|
US5284513A
(en)
*
|
1992-10-22 |
1994-02-08 |
Shell Oil Co |
Cement slurry and cement compositions
|
|
US5285679A
(en)
*
|
1992-10-22 |
1994-02-15 |
Shell Oil Company |
Quantification of blast furnace slag in a slurry
|
|
US5307877A
(en)
*
|
1992-10-22 |
1994-05-03 |
Shell Oil Company |
Wellbore sealing with two-component ionomeric system
|
|
US5275511A
(en)
*
|
1992-10-22 |
1994-01-04 |
Shell Oil Company |
Method for installation of piles in offshore locations
|
|
US5715896A
(en)
*
|
1994-09-02 |
1998-02-10 |
Champion Techologies, Inc. |
Method and composition for reducing torque in downhole drilling
|
|
US5535834A
(en)
*
|
1994-09-02 |
1996-07-16 |
Champion Technologies, Inc. |
Method for reducing torque in downhole drilling
|
|
US5707940A
(en)
*
|
1995-06-07 |
1998-01-13 |
The Lubrizol Corporation |
Environmentally friendly water based drilling fluids
|