C09K 2208/08
Fiber-containing well treatment fluids
C09K2208/08 (Fiber-containing well treatment fluids) appears on 482 US grants and 643 published applications in this corpus.
Search patents in C09K- Granted patents
- 482
- Published applications
- 643
- Assignees
- 136
- Inventors
- 965
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 3 |
| 2006 | 0 | 7 |
| 2007 | 2 | 2 |
| 2008 | 5 | 9 |
| 2009 | 1 | 8 |
| 2010 | 8 | 18 |
| 2011 | 4 | 19 |
| 2012 | 7 | 25 |
| 2013 | 11 | 27 |
| 2014 | 12 | 22 |
| 2015 | 17 | 47 |
| 2016 | 22 | 82 |
| 2017 | 31 | 66 |
| 2018 | 51 | 77 |
| 2019 | 65 | 71 |
| 2020 | 64 | 36 |
| 2021 | 46 | 26 |
| 2022 | 37 | 28 |
| 2023 | 32 | 20 |
| 2024 | 29 | 19 |
| 2025 | 16 | 16 |
| 2026 | 11 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of using tracer compositions having a degradable polymer and a detectable component for tracing gas flow in a hydrocarbon reservoir22 Sep 2026US 12,742,383 B2Saudi Arabian Oil Company
- Biodegradable and acid soluble materials for control of loss of circulation in reservoir drilling operations8 Sep 2026US 12,729,336 B2
- Tracer compositions2 Jun 2026US 12,644,376 B2Saudi Arabian Oil Company
- Degradable fibers for water savings in hydraulic fracturing19 May 2026US 12,631,100 B2Schlumberger Technology Corporation
- In-situ composite polymeric structures for far-field diversion during hydraulic fracturing21 Apr 2026US 12,606,736 B2Schlumberger Technology Corporation
- Degradable fibers for water savings in hydraulic fracturing17 Sep 2026US 2026/0275844 A1Schlumberger Technology Corporation
- Chemical compositions for geothermal well stimulation2 Jul 2026US 2026/0184983 A1Schlumberger Technology Corporation
- Treatment of subterranean formations25 Jun 2026US 2026/0176951 A1Saudi Arabian Oil Company
- Fiber incorporated thixotropic cement slurry for lost circulation application21 May 2026US 2026/0139181 A1Halliburton Energy Services.Inc.
- Cementing spacer30 Apr 2026US 2026/0117111 A1Riteks, Inc.
Most cited
By later US patents
- Control of particulate flowback in subterranean wells379US 5,330,005 ADowell Schlumberger Incorporated · 1994
- Control of particulate flowback in subterranean wells372US 5,501,275 ADowell, a division of Schlumberger Technology Corporation · 1996
- Control of particulate flowback in subterranean wells358US 5,439,055 ADowell, a division of Schlumberger Technology Corporation · 1995
- Control of particulate flowback in subterranean wells227US 6,172,011 B2Schlumberger Technolgy Corporation · 2001
- Proppants with fiber reinforced resin coatings195US 6,528,157 B1Borden Chemical, Inc. · 2003