The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 22, 1979
Filed:
May. 01, 1978
Neal S Franks, Huntington Beach, CA (US);
Deep Oil Technology, Inc., Long Beach, CA (US);
Abstract
A cage construction for protection of well equipment at a subsea wellhead and during descent to or ascent from a subsea well, said cage construction comprising an open frame cage body means defining a longitudinal axis, an intermediate cage portion of selected lateral and vertical dimension to encompass well equipment supported from a wellhead at the sea floor, and end cage portions extending upwardly and downwardly from said intermediate cage portion serving as guidance means, each cage end portion including coaxial receptor members, the receptor member at the lower end portion being adapted to receive and to be supported from a wellhead part, and the receptor member at the upper cage end portion being adapted to align, receive and pass therethrough the lower end of a pipe string into said cage body means.