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:
Feb. 17, 1981
Filed:
Oct. 16, 1978
Applicant:
Inventors:
Philippe C Nobileau, Neuilly sur Seine, FR;
Rene M Dermy, Courcouronnes, FR;
Guy J Fleury, Paris, FR;
Assignees:
Compagnie Francaise des Petroles, Paris, FR;
Etudes Petrolieres Marines, Paris, FR;
Ateliers et Chantiers de Bretagne - A.C.B., Nates, FR;
Compagnie Maritime d'Expertises, Marseille, FR;
Compagnie Generale pour les Developpements Operationnels de Richesses, , US;
Societe Nationale Elf Aquitaine (Production), Courbevoie, FR;
Primary Examiner:
Int. Cl.
CPC ...
B63C / ; F16L / ;
U.S. Cl.
CPC ...
405170 ; 405169 ;
Abstract
In a method of welding together two submerged pipe ends, the pipe ends are spaced apart and introduced through orifices into a receptacle by which they can be isolated from the surrounding medium. The spaced pipe ends are connected by a connection sleeve and after isolation are welded to the connection sleeve.