B21K 5/06
Dressing
Official title: Dressing, e.g. sharpening rock drills
B21K5/06 (Dressing) appears on 4 US grants and 1 published applications in this corpus.
Search patents in B21K- Granted patents
- 4
- Published applications
- 1
- Assignees
- 1
- Inventors
- 4
- Latest grant
- 24 Jun 2003
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- System for infiltrating preformed components and component assemblies24 Jun 2003US 6,581,671 B2Baker Hughes Incorporated
- Method and apparatus for infiltrating preformed components and component assemblies12 Mar 2002US 6,354,362 B1Baker Hughes Incorporated
- Method for infiltrating preformed components and component assemblies24 Nov 1998US 5,839,329 ABaker Hughes Incorporated
- Well drilling bit dressing apparatus and method21 Aug 1979US 4,164,878 A
Most cited
By later US patents
- Method for infiltrating preformed components and component assemblies40US 5,839,329 ABaker Hughes Incorporated · 1998
- System for infiltrating preformed components and component assemblies22US 6,581,671 B2Baker Hughes Incorporated · 2003
- Method and apparatus for infiltrating preformed components and component assemblies16US 6,354,362 B1Baker Hughes Incorporated · 2002