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Class Information
Number: 166/284
Name: Wells > Processes > Fluid flow causes pellet to block opening in wall of conduit
Description: A process in which there is an opening in the side wall of a pipe or well conduit and a pellet entrained in a fluid is caused to be moved by said fluid to impede flow of said fluid through the opening, a single pellet being used to impede flow through an opening.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7225869 |
Methods of isolating hydrajet stimulated zones |
Jun. 5, 2007 |
| 7069994 |
Method for hydraulic fracturing with squeeze pressure |
Jul. 4, 2006 |
| 6942033 |
Optimizing charge phasing of a perforating gun |
Sep. 13, 2005 |
| 6803347 |
Additive for wellbore fluids |
Oct. 12, 2004 |
| 6777377 |
Composition for use in sealing a porous subterranean formation, and methods of making and using |
Aug. 17, 2004 |
| 6543538 |
Method for treating multiple wellbore intervals |
Apr. 8, 2003 |
| 6380138 |
Injection molded degradable casing perforation ball sealers fluid loss additive and method of use |
Apr. 30, 2002 |
| 6186230 |
Completion method for one perforated interval per fracture stage during multi-stage fracturing |
Feb. 13, 2001 |
| 6059032 |
Method and apparatus for treating long formation intervals |
May. 9, 2000 |
| 5934377 |
Method for isolating hydrocarbon-containing formations intersected by a well drilled for the purpose of producing hydrocarbons therethrough |
Aug. 10, 1999 |
| 5890536 |
Method for stimulation of lenticular natural gas formations |
Apr. 6, 1999 |
| 5531272 |
Low temperature underwater epoxy system for zone isolation, remedial cementing, and casing repair |
Jul. 2, 1996 |
| 5485882 |
Low-density ball sealer for use as a diverting agent in hostile environment wells |
Jan. 23, 1996 |
| 5390741 |
Remedial treatment methods for coal bed methane wells |
Feb. 21, 1995 |
| 5309995 |
Well treatment using ball sealers |
May. 10, 1994 |
| 5253709 |
Method and apparatus for sealing pipe perforations |
Oct. 19, 1993 |
| 5205359 |
Automatic ball injector apparatus and method |
Apr. 27, 1993 |
| 5191931 |
Fluid loss control method |
Mar. 9, 1993 |
| 5178218 |
Method of sand consolidation with resin |
Jan. 12, 1993 |
| 5131472 |
Overbalance perforating and stimulation method for wells |
Jul. 21, 1992 |
| 5117909 |
Well conduit sealant and placement method |
Jun. 2, 1992 |
| 5113942 |
Method of opening cased well perforations |
May. 19, 1992 |
| 5074360 |
Method for repoducing hydrocarbons from low-pressure reservoirs |
Dec. 24, 1991 |
| 4938286 |
Method for formation stimulation in horizontal wellbores using hydraulic fracturing |
Jul. 3, 1990 |
| 4893676 |
Well treating method and associated apparatus for stimulating recovery of production fluids |
Jan. 16, 1990 |
| 4881599 |
Mechanical system for diversion in the acidizing treatment of oil formations |
Nov. 21, 1989 |
| 4823875 |
Well treating method and system for stimulating recovery of fluids |
Apr. 25, 1989 |
| 4753295 |
Method for placing ball sealers onto casing perforations in a deviated portion of a wellbore |
Jun. 28, 1988 |
| 4716964 |
Use of degradable ball sealers to seal casing perforations in well treatment fluid diversion |
Jan. 5, 1988 |
| 4702318 |
Injectivity profile in CO.sub.2 injection wells via ball sealers |
Oct. 27, 1987 |
| 4702316 |
Injectivity profile in steam injection wells via ball sealers |
Oct. 27, 1987 |
| 4679629 |
Method for modifying injectivity profile with ball sealers and chemical blocking agents |
Jul. 14, 1987 |
| 4648453 |
Process for remedial cementing |
Mar. 10, 1987 |
| 4582091 |
Leak sealing method |
Apr. 15, 1986 |
| 4526695 |
Composition for reducing the permeability of subterranean formations |
Jul. 2, 1985 |
| 4505334 |
Ball sealer |
Mar. 19, 1985 |
| 4488599 |
Method of controlling displacement of propping agent in fracturing treatments |
Dec. 18, 1984 |
| 4421167 |
Method of controlling displacement of propping agent in fracturing treatments |
Dec. 20, 1983 |
| 4407368 |
Polyurethane ball sealers for well treatment fluid diversion |
Oct. 4, 1983 |
| 4387769 |
Method for reducing the permeability of subterranean formations |
Jun. 14, 1983 |
| 4287952 |
Method of selective diversion in deviated wellbores using ball sealers |
Sep. 8, 1981 |
| 4244425 |
Low density ball sealers for use in well treatment fluid diversions |
Jan. 13, 1981 |
| 4195690 |
Method for placing ball sealers onto casing perforations |
Apr. 1, 1980 |
| 4194561 |
Placement apparatus and method for low density ball sealers |
Mar. 25, 1980 |
| 4187909 |
Method and apparatus for placing buoyant ball sealers |
Feb. 12, 1980 |
| 4160482 |
Ball sealer diversion of matrix rate treatments of a well |
Jul. 10, 1979 |
| 4139060 |
Selective wellbore isolation using buoyant ball sealers |
Feb. 13, 1979 |
| 4132243 |
Apparatus for feeding perforation sealer balls and the like into well treating fluid |
Jan. 2, 1979 |
| 4102401 |
Well treatment fluid diversion with low density ball sealers |
Jul. 25, 1978 |
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