F23M 3/20
Comprising loose refractory material, wholly or in part
Official title: comprising loose refractory material, wholly or in part
F23M3/20 (Comprising loose refractory material, wholly or in part) appears on 1 US grants and 0 published applications in this corpus.
Search patents in F23M- Granted patents
- 1
- Published applications
- 0
- Assignees
- 1
- Inventors
- 3
- Latest grant
- 21 Mar 2000
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 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