B23K 9/0358
The backing means being a ring or sleeve
Official title: {the backing means being a ring or sleeve}
B23K9/0358 (The backing means being a ring or sleeve) appears on 12 US grants and 8 published applications in this corpus.
Search patents in B23K- Granted patents
- 12
- Published applications
- 8
- Assignees
- 14
- Inventors
- 29
- Latest grant
- 13 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 2 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 2 |
| 2024 | 1 | 0 |
| 2025 | 3 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Heat exchanger for cooling cracked gas13 May 2025US 12,298,085 B2Borsig GmbH
- Pipe repair and the methods for operational fixing and definitive welding thereof6 May 2025US 12,292,153 B2Endserv InspecãO De Equipamentos E Materiais Ltda
- Pipeline system of pipe sections with pre-assembled insulating weld backing rings and method of making same11 Mar 2025US 12,246,400 B2Lps IP, LLC
- Pressure vessel and method of welding a pressure vessel sidewall and end cap together23 Jul 2024US 12,044,256 B2JARP Industries, Inc.
- Pressure vessel and method of welding a pressure vessel sidewall and end cap together9 Aug 2022US 11,408,448 B2JARP Industries, Inc.
- Pressure vessel and method of welding a pressure vessel sidewall and end cap together26 Jan 2023US 2023/0022672 A1JARP Industries, Inc.
- Heat exchanger for cooling cracked gas26 Jan 2023US 2023/0025071 A1Borsig GmbH
- Pipe repair and the methods for operational fixing and definitive welding thereof3 Feb 2022US 2022/0034441 A1Endserv InspecãO De Equipamentos E Materiais Ltda
- Pressure vessel and method of welding a pressure vessel sidewall and end cap together18 Feb 2021US 2021/0048044 A1Industries Mailhot Inc.
- Pipeline system of pipe sections with pre-assembled insulating weld backing rings and method of making same24 Dec 2020US 2020/0398362 A1Imperial Pipe Services, LLC
Most cited
By later US patents
- Method for welding structural gaps13US 5,175,411 AWestinghouse Electric Corp. · 1992
- Welding fixtures by which pipe ends are joined together11US 5,001,320 A1991
- Welding joint and backing sleeve therefore8US 5,395,142 AHMC H. Meyer & Co. Spezialstahl GmbH · 1995
- Pressure vessel and method of welding a pressure vessel sidewall and end cap together3US 10,697,479 B1JARP Industries, Inc. · 2020
- Method for making a welded joint3US 6,180,919 B2Otkrytoe Aktsionernoe Obschestvo “Nauchno-Proizvodstvennoe Obiedinenie “Energomash” Imeni Akademika V.P.Glushko” · 2001