F27D 2001/1605
Repairing linings
Official title: {Repairing linings}
F27D2001/1605 (Repairing linings) appears on 40 US grants and 11 published applications in this corpus.
Search patents in F27D- Granted patents
- 40
- Published applications
- 11
- Assignees
- 39
- Inventors
- 91
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 3 |
| 2019 | 0 | 1 |
| 2020 | 2 | 0 |
| 2021 | 2 | 0 |
| 2022 | 0 | 2 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 3 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for repairing a tank in a glass melting furnace30 Jun 2026US 12,669,289 B2Saint-Gobain Centre De Recherches Et D ' Etudes Europeen
- Coke oven roof repair or replacement24 Feb 2026US 12,559,683 B2Paul Wurth S. A.
- Method for protecting an inner wall of a shaft furnace25 Feb 2025US 12,235,047 B2Paul Wurth S. A.
- Densification method and apparatus5 Nov 2024US 12,135,168 B2HarbisonWalker International Holdings, Inc.
- Unshaped product for repairing glass melting furnaces7 Sep 2021US 11,111,183 B2Saint-Gobain Centre De Recherches Et D ' Etudes Europeen
- Method for repairing a glass melting furnace25 Jun 2026US 2026/0176207 A1
- Coke oven roof repair or replacement9 Oct 2025US 2025/0313756 A1Paul Wurth S. A.
- Method for repairing a glass melting furnace26 Jun 2025US 2025/0207860 A1
- Method for repairing a tank in a glass melting furnace20 Mar 2025US 2025/0093103 A1Saint-Gobain Centre De Recherches Et D ' Etudes Europeen
- Densification method and apparatus26 Jan 2023US 2023/0024399 A1HarbisonWalker International Holdings, Inc.
Most cited
By later US patents
- Method of repairing coke oven55US 6,539,602 B1Kawasaki Steel Corporation · 2003
- Apparatus for electric furnace capable of effecting electrode connection and refractory lining repairs independently of each other14US 4,185,158 AIshikawajima-Harima Jukogyo Kabushiki Kaisha · 1980
- Method for repairing refractory wall of furnace14US 4,465,648 ANippon Steel Corporation · 1984
- Refractory compositions suitable for preparing low water-content injectable pastes13US 4,218,254 ASociete Europeenne des Produits Refractaires · 1980
- Adding to silica refractory structures13US 4,542,888 AGlaverbel · 1985