B23K 9/0352
The backing means being movable during the welding operation
Official title: {the backing means being movable during the welding operation}
B23K9/0352 (The backing means being movable during the welding operation) appears on 14 US grants and 5 published applications in this corpus.
Search patents in B23K- Granted patents
- 14
- Published applications
- 5
- Assignees
- 13
- Inventors
- 31
- Latest grant
- 23 Aug 2022
Filings by year
| Year | Granted patents | Published applications |
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| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
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| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
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| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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- Stainless steel weldment and pad combined welding method7 Nov 2017US 9,808,876 B2China National Chemical Engineering Third Construction Co., Ltd
- Method of making a covering for a containment pool, tank or enclosure22 Jul 2014US 8,785,805 B2Societat D'Obres I Treballs Subterranis Del Pirineu, S.L. (Sots, S.L.)
- Apparatus and method for trackless movement and full penetration arc welding30 Mar 2004US 6,713,710 B1
- Modified rotating reusable preform16 Jan 1990US 4,894,505 AThe Babcock & Wilcox Company
- Solid-bowl centrifuge screw having a screw hub23 Jul 2020US 2020/0230613 A1Flottweg SE
- Stainless steel weldment and pad combined welding method28 May 2015US 2015/0144600 A1China National Chemical Engineering Third Construction Co., Ltd
- Weld damming and backing10 Jul 2014US 2014/0190951 A1Kawasaki Robotics (USA), Inc.
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- Apparatus and method for trackless movement and full penetration arc welding15 Apr 2004US 2004/0069753 A1
Most cited
By later US patents
- Method and apparatus for building a workpiece by deposit welding18US 4,775,092 AThe Babcock & Wilcox Company · 1988
- Method and apparatus for building a workpiece by deposit welding18US 4,842,186 AThe Babock & Wilcox Company · 1989
- Modified rotating reusable preform8US 4,894,505 AThe Babcock & Wilcox Company · 1990
- Flux dam for submerged arc welding7US 4,348,574 ACombustion Engineering, Inc. · 1982
- Apparatus and method for trackless movement and full penetration arc welding5US 6,713,710 B12004