F17C 2270/0155
By using natural cavities
Official title: by using natural cavities
F17C2270/0155 (By using natural cavities) appears on 29 US grants and 36 published applications in this corpus.
Search patents in F17C- Granted patents
- 29
- Published applications
- 36
- Assignees
- 31
- Inventors
- 83
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 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 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 2 | 4 |
| 2006 | 2 | 2 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 4 |
| 2015 | 2 | 6 |
| 2016 | 0 | 0 |
| 2017 | 2 | 0 |
| 2018 | 0 | 0 |
| 2019 | 2 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 4 |
| 2024 | 0 | 4 |
| 2025 | 4 | 4 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Foot frame bottom plate type fixed parts, sealed inner lining structure, underground chamber and construction method15 Sep 2026US 12,735,854 B2Institute of Rock and Soil Mechanics, Chinese Academy of Sciences
- Method of enhancing methane storage capacity in salt caverns28 Apr 2026US 12,612,254 B2Saudi Arabian Oil Company
- Ship and a method for bringing liquified gas from an onshore terminal across a sea to a subsurface permanent storage reservoir30 Sep 2025US 12,428,109 B2Tore Lea
- Method of enhancing carbon dioxide storage capacity in salt caverns30 Sep 2025US 12,428,231 B2Saudi Arabian Oil Company
- Method to enhance subsurface gas storage in salt caverns26 Aug 2025US 12,397,994 B2Saudi Arabian Oil Company
- Process for storing and exploiting a first gas and a second gas denser than the first gas in an aquifer or depleted reservoir27 Aug 2026US 2026/0251265 A1Storengy
- Hydrogen storage and withdrawal in a 3-phase (methane+carbon dioxide+nitrogen, brine and n-octane) gas reservoir16 Oct 2025US 2025/0320065 A1King Fahd University of Petroleum and Minerals
- Systems and methods for storing an energy- storage fluid within a subterranean formation having suppressed microbial activity17 Jul 2025US 2025/0230352 A1BP Exploration Operating Company Limited
- Methods and systems for underground gas storage19 Jun 2025US 2025/0198567 A1Air Products and Chemicals, Inc.
- Foot frame bottom plate type fixed parts, sealed inner lining structure, underground chamber and construction method20 Mar 2025US 2025/0092630 A1Institute of Rock and Soil Mechanics, Chinese Academy of Sciences
Most cited
By later US patents
- Method for producing, transporting, offloading, storing and distributing natural gas to a marketplace44US 6,298,671 B1BP Amoco Corporation · 2001
- Method for the production of carbon dioxide hydrates38US 5,562,891 ACalifornia Institute of Technology · 1996
- Method and apparatus for sequestering carbon dioxide in the deep ocean or aquifers37US 5,397,553 AElectric Power Research Institute, Inc. · 1995
- System for compressed gas energy storage35US 9,803,803 B1Northwest Natural Gas Company · 2017
- Method for handling liquified natural gas (LNG)33US 6,517,286 B1Spectrum Energy Services, LLC · 2003