| 5954855 |
Method for electric steelmaking |
Grigori Galperine, Stanislav I. Zhigach |
1999-09-21 |
| 5904895 |
Apparatus for electric steelmaking |
Grigori Galperine, Stanislav I. Zhigach |
1999-05-18 |
| 5858302 |
Apparatus for electric steelmaking |
Grigori Galperine, Stanislav I. Zhigach |
1999-01-12 |
| 5843368 |
Apparatus for electric steelmaking |
Grigori Galperine, Stanislav I. Zhigach |
1998-12-01 |
| 5788921 |
Apparatus for electric steelmaking |
Grigori Galperine, Stanislav I. Zhigach |
1998-08-04 |
| 5714113 |
Apparatus for electric steelmaking |
Grigori Galperine, Stanislav I. Zhigach |
1998-02-03 |
| 5599375 |
Method for electric steelmaking |
— |
1997-02-04 |
| 5558822 |
Method for production of spheroidized particles |
Anatoliy Parnas |
1996-09-24 |
| 5417740 |
Method for producing steel |
Grigori Galperin, Anatoli Boutchenkov, Rafik Aizatulov |
1995-05-23 |
| 5401003 |
Method and apparatus for flame gunning |
Rafik Aizatulov, Grigori Galperine, Iakov Grenader, Boris Kustov, Anatoly Sizov +1 more |
1995-03-28 |
| 5378261 |
Method for producing steel |
Rafik Aizatulov, Boris Kustov, Grigori Galperin, Iakov Grenader |
1995-01-03 |
| 5286277 |
Method for producing steel |
Rafik Aizatulov, Grigori Galperine, Jakov Grenader, Boris Kustov |
1994-02-15 |
| RE34298 |
Method for waste disposal |
Boris M. Khudenko |
1993-06-29 |
| 5123364 |
Method and apparatus for co-processing hazardous wastes |
Frederick J. Kuntz |
1992-06-23 |
| 5062789 |
Aspirating combustion system |
— |
1991-11-05 |
| 5042964 |
Flash smelting furnace |
— |
1991-08-27 |
| 5028409 |
Method and apparatus for recovering sulfur from gases containing hydrogen sulfide |
— |
1991-07-02 |
| 5005493 |
Hazardous waste multi-sectional rotary kiln incinerator |
— |
1991-04-09 |
| 4923391 |
Regenerative burner |
— |
1990-05-08 |
| 4890562 |
Method and apparatus for treating solid particles |
— |
1990-01-02 |
| 4874311 |
Method and apparatus for improved regenerative furnace |
— |
1989-10-17 |
| 4861262 |
Method and apparatus for waste disposal |
Boris M. Khudenko |
1989-08-29 |