G01N 15/0886
Mercury porosimetry
Official title: {Mercury porosimetry}
G01N15/0886 (Mercury porosimetry) appears on 39 US grants and 33 published applications in this corpus.
Search patents in G01N- Granted patents
- 39
- Published applications
- 33
- Assignees
- 33
- Inventors
- 175
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 2 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 1 |
| 2015 | 2 | 2 |
| 2016 | 1 | 2 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 3 | 3 |
| 2020 | 1 | 4 |
| 2021 | 1 | 2 |
| 2022 | 7 | 3 |
| 2023 | 3 | 4 |
| 2024 | 3 | 4 |
| 2025 | 0 | 0 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for quantitative evaluation on sensitivity of shale oil and gas reservoir to injected fluids28 Jul 2026US 12,693,249 B2Northeast Petroleum University
- Carbon film17 Feb 2026US 12,552,670 B2Zeon Corporation
- Method for estimating depth of hydrocarbon reservoir6 Jan 2026US 12,516,600 B2Equinor Energy AS
- Method for combined characterization of pore structure26 Nov 2024US 12,152,977 B1Oil & Gas Survey Center, China Geological Survey
- Method for calculating surface relaxation rate of shale26 Nov 2024US 12,153,004 B1Shale Gas Research Institute, PetroChina Southwest Oil and Gas Field Company
- Sintered ore and method for producing same, and sintered ore for hydrogen reduction and method for producing same27 Aug 2026US 2026/0250798 A1Jfe Steel Corporation
- Method, apparatus, electronic device and medium for determining rock microscopic physical parameters28 Nov 2024US 2024/0393227 A1Dongying Sansheng Electronic Technology Co., Ltd
- Methods of Treating a Wellbore for Enhancing Productivity of a Subterranean Reservoir1 Aug 2024US 2024/0254869 A1The Board of Regents of the University of Oklahoma
- Method for determining lower radius limit of movable throat of shale16 May 2024US 2024/0159644 A1Southwest Petroleum University
- Method for quantitative evaluation on sensitivity of shale oil and gas reservoir to injected fluids25 Jan 2024US 2024/0027379 A1Northeast Petroleum University
Most cited
By later US patents
- Method for determining physical properties of a porous sample using capillary pressure measurement25US 4,648,261 AExxon Production Research Company · 1987
- Porosimeter16US 4,203,317 A1980
- Estimates of permeability from capillary pressure measurements15US 4,211,106 AShell Oil Company · 1980
- Method and apparatus for determining pore volume in a solid sample12US 5,569,839 AInstitut Francais du Petrole · 1996
- Determining saturation and permeability using mercury capillary pressure curves11US 4,625,544 AShell Oil Company · 1986