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5785721151997-01-312017-01-31136Texaco Inc.;  Fuel injector nozzle with preheat sheath for reducing thermal shock damage
6228224161998-08-042018-08-04119GE ENERGY USA , LLC;  Protective refractory shield for a gasifier
5941459191997-07-012017-07-01124Texaco Inc;  Fuel injector nozzle with protective refractory insert
5851497271994-11-182014-11-18110Texaco Inc.;  Gasifier throat
6805773311999-07-282019-07-28118Texaco Inc; Texaco Development Corporation;  Method of protecting a surface in a gasifier
6276611321997-07-012017-07-01113Texaco Inc.;  Fuel injector nozzle with protective refractory insert
6487895451996-07-172017-07-10112Texaco Development Corporation;  Corrosion monitoring system
6439137562001-03-162021-03-1615Air Products and Chemicals, Inc;  Self-anchoring expansion gap assembly for a gasifier
5948971581996-07-172017-07-1016Texaco Inc;  Corrosion monitoring system
6367315961996-07-172017-07-1010Texaco Inc.;  Corrosion monitoring system