C01B 6/34
Purification
Official title: Purification; Stabilisation
C01B6/34 (Purification) appears on 29 US grants and 16 published applications in this corpus.
Search patents in C01B- Granted patents
- 29
- Published applications
- 16
- Assignees
- 24
- Inventors
- 70
- Latest grant
- 19 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 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 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 3 |
| 2004 | 2 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 1 |
| 2009 | 2 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 2 |
| 2013 | 2 | 0 |
| 2014 | 3 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Salt production via hydrohalite decomposition19 Mar 2024US 11,932,551 B2Michigan Technological University
- Use of triammonium salt of aurin tricarboxylic acid as risk mitigant for aluminum hydride8 Aug 2017US 9,725,317 B2Savannah River Nuclear Solutions, LLC
- Metal amidoborane compositions and processes for their preparation30 Dec 2014US 8,920,760 B2Sigma-Aldrich Co.
- High capacity stabilized complex hydrides for hydrogen storage11 Nov 2014US 8,883,109 B2Savannah River Nuclear Solutions, LLC (Srns)
- Adjusting the stability of complex metal hydrides7 Jan 2014US 8,623,317 B2Institutt for Energiteknikk
- Method for manufacturing mono calcium citrate by using shell and application thereof24 Aug 2023US 2023/0265037 A1Korea Research Institute of Chemical Technology
- Salt production via hydrohalite decomposition29 Apr 2021US 2021/0122643 A1Michigan Technological University
- Method of preparation of alane-etherate and alane2 Apr 2015US 2015/0093579 A1Intelligent Energy Limited
- Use of Triammonium Salt of Aurin Tricarboxylic Acid as Risk Mitigant for Aluminum Hydride19 Jun 2014US 2014/0170048 A1Savannah River Nuclear Solutions, LLC
- Metal amidoborane compositions and processes for their preparation29 Nov 2012US 2012/0301382 A1Sigma-Aldrich Co.
Most cited
By later US patents
- Method and apparatus for purification of hydride gas streams29US 6,241,955 B1Aeronex, Inc. · 2001
- Purification of hydride gases24US 7,160,360 B2Air Products and Chemicals, Inc. · 2007
- Method and apparatus for improved gettering for reactant gases19US 4,564,509 ANortheast Semiconductor Inc. · 1986
- Process for the separation of a gaseous hydride or a mixture of gaseous hydrides with the aid of a membrane15US 5,503,657 AL Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude · 1996
- Materials and methods for the purification of hydride gases15US 6,733,734 B2Matheson Tri-Gas, Inc. · 2004