C22F 1/02
In inert or controlled atmosphere or vacuum
Official title: in inert or controlled atmosphere or vacuum (adjusting the composition of the atmosphere C21D1/76)
C22F1/02 (In inert or controlled atmosphere or vacuum) appears on 197 US grants and 251 published applications in this corpus.
Search patents in C22F- Granted patents
- 197
- Published applications
- 251
- Assignees
- 212
- Inventors
- 728
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 5 |
| 2003 | 0 | 4 |
| 2004 | 3 | 5 |
| 2005 | 2 | 3 |
| 2006 | 2 | 5 |
| 2007 | 3 | 4 |
| 2008 | 0 | 3 |
| 2009 | 2 | 4 |
| 2010 | 1 | 9 |
| 2011 | 4 | 11 |
| 2012 | 4 | 5 |
| 2013 | 4 | 6 |
| 2014 | 9 | 11 |
| 2015 | 4 | 11 |
| 2016 | 3 | 15 |
| 2017 | 6 | 10 |
| 2018 | 12 | 18 |
| 2019 | 13 | 15 |
| 2020 | 12 | 16 |
| 2021 | 8 | 9 |
| 2022 | 12 | 15 |
| 2023 | 8 | 18 |
| 2024 | 14 | 19 |
| 2025 | 13 | 16 |
| 2026 | 5 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for fabricating a substantially equiatomic FeCo-alloy cold-rolled strip or sheet, and magnetic part cut from same18 Aug 2026US 12,709,790 B2Aperam
- Method for single-step heat treatment of titanium alloys, golf club striking faces, and golf club heads11 Aug 2026US 12,702,901 B2Acushnet Company
- Tungsten wire, tungsten wire processing method using the same, and electrolyzed wire21 Apr 2026US 12,606,890 B2Niterra Materials Co., Ltd.
- Thermo-hydrogen refinement of microstructure of titanium materials27 Jan 2026US 12,534,789 B2University of Utah Research Foundation
- Preparation method of light metal/boron carbide composite material13 Jan 2026US 12,522,897 B2National Chung Shan Institute of Science and Technology
- Niobium-titanium alloy precision strip and its manufacturing method24 Sep 2026US 2026/0286473 A1Ningxia Horizontal Titanium Industry Co., Ltd
- Method for the heat treatment of a bi-material metal part and device for carrying out the method24 Sep 2026US 2026/0286853 A1Safran
- Ternary ti-zr-hf alloy13 Aug 2026US 2026/0234755 A1Rolex SA
- Method for obtaining a component made of a palladium-indium alloy having a good workability16 Jul 2026US 2026/0199947 A1
- Nb55ti plate for a superconducting radio-frequency cavity and preparation method thereof16 Jul 2026US 2026/0201530 A1Northwest Institute For Non-ferrous Metal Research
Most cited
By later US patents
- In-situ generation of heat treating atmospheres using non-cryogenically produced nitrogen320US 5,298,089 AAir Products and Chemicals, Inc. · 1994
- Titanium powder, titanium material, and method for producing titanium powder containing solid-soluted oxygen118US 10,307,824 B2Hi-Lex Corporation · 2019
- Method for carbon control of carbide preforms46US 4,579,713 AUltra-Temp Corporation · 1986
- Method for controlling the oxygen content of tantalum material43US 4,964,906 A1990
- Controlling the oxygen content in tantalum material38US 4,960,471 ACabot Corporation · 1990