B01J 29/88
Ferrosilicates
Official title: Ferrosilicates; Ferroaluminosilicates {(B01J29/005 takes precedence)}
B01J29/88 (Ferrosilicates) appears on 117 US grants and 116 published applications in this corpus.
Search patents in B01J- Granted patents
- 117
- Published applications
- 116
- Assignees
- 77
- Inventors
- 308
- Latest grant
- 30 Jan 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 2 |
| 2003 | 0 | 3 |
| 2004 | 2 | 3 |
| 2005 | 6 | 5 |
| 2006 | 2 | 6 |
| 2007 | 1 | 1 |
| 2008 | 1 | 4 |
| 2009 | 3 | 3 |
| 2010 | 3 | 5 |
| 2011 | 1 | 3 |
| 2012 | 1 | 4 |
| 2013 | 3 | 13 |
| 2014 | 8 | 13 |
| 2015 | 15 | 13 |
| 2016 | 5 | 4 |
| 2017 | 7 | 7 |
| 2018 | 7 | 8 |
| 2019 | 8 | 7 |
| 2020 | 7 | 3 |
| 2021 | 2 | 2 |
| 2022 | 4 | 4 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Preparation method of caprolactam30 Jan 2024US 11,884,632 B2Zhejiang Hengyi Petrochemical Research Institute Co., Ltd.
- STA-30, a new member of the SWY family of molecular sieves, methods of preparation and use23 Jan 2024US 11,879,374 B2
- Molecular sieve having mesopores, preparation method therefor, and application thereof7 Feb 2023US 11,572,283 B2China Petroleum & Chemical Corporation
- Preparation method and application of zero-valent aluminum/iron-bearing clay composite for catalyzing persulfate to oxidize organics27 Dec 2022US 11,534,738 B1Nanjing University
- Method of improving olefin isomerization13 Sep 2022US 11,440,858 B2Lyondell Chemical Technology, L,P.
- Ferrosilicate mtw molecular sieve, its synthesis and use15 Aug 2024US 2024/0270585 A1Chevron U.S.A.Inc.
- Composit catalyst, method for producing composit catalyst, and method for producing lower olefins21 Dec 2023US 2023/0405562 A1Chiyoda Corporation
- Ferrosilicate ssz-70 molcular sieve, its synthesis and use3 Nov 2022US 2022/0347663 A1Chevron U.S.A.Inc.
- Sta-30, a new member of the swy family of molecular sieves, methods of preparation and use20 Oct 2022US 2022/0333519 A1Johnson Matthey Public Limited Company
- Method of improving olefin isomerization5 May 2022US 2022/0135500 A1Lyondell Chemical Technology, L,P.
Most cited
By later US patents
- Crystalline silicates and process of preparation66US 4,208,305 AShell Oil Company · 1980
- Process for the synthesis of zeolites of the ferrisilicate type, products so obtained48US 5,013,537 AInstitut Francais du Petrole · 1991
- Synthesis of mesoporous catalytic materials48US 5,538,710 AEnergy, Mines and Resources Canada · 1996
- Catalyst containing microporous zeolite in mesoporous support47US 6,762,143 B2ABB Lummus Global Inc. · 2004
- Zeolite composite, method for making and catalytic application thereof45US 7,084,087 B2ABB Lummus Global Inc. · 2006