C04B 18/145
Phosphorus slags
Official title: {Phosphorus slags}
C04B18/145 (Phosphorus slags) appears on 2 US grants and 0 published applications in this corpus.
Search patents in C04B- Granted patents
- 2
- Published applications
- 0
- Assignees
- 1
- Inventors
- 10
- Latest grant
- 3 Mar 1992
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 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 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
No published applications in this class yet.
Most cited
By later US patents