Ivan A. Burns

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Restricted movement valve seats for an expanding gate valve
- Patent number 4,313,458
- Issue date Feb 2, 1982
- ACF Industries, Incorporated
- Ivan A. Burns
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Restricted movement valve seats for an expanding gate valve
- Patent number 4,246,928
- Issue date Jan 27, 1981
- ACF Industries, Incorporated
- Ivan A. Burns
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...