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Patents Grantslast 30 patents

Information Patent Grant
Gate valve having a secondary seal
- Patent number 4,377,273
- Issue date Mar 22, 1983
- John Beson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Guillotine type damper
- Patent number 4,338,960
- Issue date Jul 13, 1982
- Foster Wheeler Energy Corporation
- Ronald A. Ashdown
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Adjusting device for the gland packing of a flat slide-valve
- Patent number 4,111,394
- Issue date Sep 5, 1978
- Andreas Jaudt
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
3282299
- Patent number 3,282,299
- Issue date Nov 1, 1966
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
2702178
- Patent number 2,702,178
- Issue date Feb 15, 1955
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
1727628
- Patent number 1,727,628
- Issue date Sep 10, 1929
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
1692496
- Patent number 1,692,496
- Issue date Nov 20, 1928
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...