Y10S 507/928
Spacing slug or preflush fluid
Y10S507/928 (Spacing slug or preflush fluid) appears on 78 US grants and 17 published applications in this corpus.
Search patents in Y10S- Granted patents
- 78
- Published applications
- 17
- Assignees
- 29
- Inventors
- 121
- Latest grant
- 11 May 2010
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 2 |
| 2003 | 4 | 2 |
| 2004 | 2 | 3 |
| 2005 | 1 | 2 |
| 2006 | 2 | 5 |
| 2007 | 4 | 1 |
| 2008 | 3 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for treating a subterranean formation with water-in-oil emulsion11 May 2010US 7,712,533 B2BJ Services Company
- Compositions for treating a well penetrating a subterranean formation and uses thereof25 Nov 2008US 7,455,111 B2BJ Services Company
- Treating composition23 Sep 2008US 7,427,584 B2Schlumberger Technology Corporation
- Method of treating an oil or gas well with biodegradable low toxicity fluid system1 Jul 2008US 7,392,844 B2BJ Services Company
- Casing strings and methods of using such strings in subterranean cementing operations23 Oct 2007US 7,284,608 B2Halliburton Energy Services.Inc.
- Compositions for Treating a Well Penetrating a Subterranean Formation and Uses Thereof19 Mar 2009US 2009/0075846 A1BJ Services Company
- Compositions for treating a well penetrating a subterranean formation and uses thereof14 Jun 2007US 2007/0135310 A1BJ Services Company
- Well completion spacer fluids containing fibers16 Nov 2006US 2006/0258545 A1
- Method of treating an oil or gas well with biodegradable low toxicity fluid system11 May 2006US 2006/0096757 A1BJ Services Company
- Method of treating an oil or gas well with biodegradable low toxicity fluid system11 May 2006US 2006/0096758 A1BJ Services Company
Most cited
By later US patents
- Settable spotting fluid compositions and methods151US 6,138,759 AHalliburton Energy Services.Inc. · 2000
- Oil-based settable spotting fluid124US 6,315,042 B1Halliburton Energy Services.Inc. · 2001
- Spacer fluids122US 5,030,366 AAtlantic Richfield Company · 1991
- Oil-based settable spotting fluid120US 6,524,384 B2Halliburton Energy Services.Inc. · 2003
- Oil well spacer fluids114US 4,141,843 AHalliburton Company · 1979