Stone & Webster Engineering Corp.

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Cat cracker gas plant process for increased olefins recovery
- Patent number 6,271,433
- Issue date Aug 7, 2001
- Stone & Webster Engineering Corp.
- Ginger S. Keady
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Advanced tray support system using orthogonal grillage
- Patent number 6,267,359
- Issue date Jul 31, 2001
- Stone & Webster Engineering Corp.
- John Stippick
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
74168238 - SPECS
- Serial number 74168238
- Filing date May 20, 1991
- Stone & Webster Engineering Corp.
- 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information Trademark
74801141 - SPECS
- Serial number 74801141
- Registration number 1798896
- Filing date May 20, 1991
- Stone & Webster Engineering Corp.
- 37 - Building construction