Inflatable buoyant near surface riser disconnect system

Details Inflatable buoyant near surface riser disconnect system Inflatable buoyant near surface riser disconnect system

1990-05-30

1991-09-10

Taylor, Dennis L.

Hydraulic and earth engineering

Marine structure or fabrication thereof

405203, 405224, 405188, 166344, 166350, 166352, 166367, E21B 43013, B63B 3500

Patent

active

050468960

ABSTRACT:
A riser system includes inflatable buoyancy bladders and a near surface disconnect so that a drilling vessel can rapidly disconnect from the riser leaving the riser in a freestanding buoyant position.

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"Development of the 13,200 Ft. Riser for the Ocean Margin Drilling Program", (undated but admitted to be more than one year prior to filing).
Yokohama Catalog No. CN-0303S-02E, "Yokohama Floating Fenders Pneumatic 50 & 80", .COPYRGT.1986, The Yokohama Rubber Co., Ltd., Tokyo, Japan.

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