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United States of America Patent

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Mar 18, 1986
Grant Date
N/A
app pub date
Sep 21, 1984
filing date
Sep 21, 1984

priority date (Note)
Expired

status (Latency Note)

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Abstract

An improved diaphragm assembly for use in sealing annular members of marine structures comprising a diaphragm, a pair of flat annular plates and a rip-out assembly.

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Patent Owner(s)

Patent Owner	Address
CONTINENTAL EMSCO COMPANY	7600 SOUTH SANTE FE HOUSTON TX 77061 ATTN LARRY SPALDING

International Classification(s)

E02B:HYDRAULIC ENGINEERING

[Classification Symbol]

[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Freeman, Tommie A	Duncan, OK	18	1077

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United States of America Patent

06653803

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US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

PATENT NO	4576522
SERIAL NO	06653803
DOCKET NO

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06653803

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