Grigori Galperine
Inventor
Stats
- 8 US patents issued
- 8 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 8 US Patents Issued
- 8 US Applications Filed
- 115 Total Citation Count
- Apr 16, 1998 Most Recent Filing
- May 26, 1992 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE | 1
2 2 1 | 1995
1996 1997 1998 |
| ZAPTECH, INC. | 1
| 1992
|
| ZapTech Corporation | 1
1 | 1992
1993 |
Inventor Addresses
| Address | Duration |
|---|---|
| Novokuznetsk, RU | Mar 28, 95 - Sep 21, 99 |
| Novokuznetsk, SU | Feb 15, 94 - Feb 15, 94 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| C21B: | MANUFACTURE OF IRON OR STEEL | 4 |
| C21C: | PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL | 1 |
| C22B: | PRODUCTION OR REFINING OF METALS | 2 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 5954855 | 1999 | Method for electric steelmaking | 19 |
| 5904895 | 1999 | Apparatus for electric steelmaking | 10 |
| 5858302 | 1999 | Apparatus for electric steelmaking | 12 |
| 5843368 | 1998 | Apparatus for electric steelmaking | 5 |
| 5788921 | 1998 | Apparatus for electric steelmaking | 17 |
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