Patent · US Expired

Method of welding together submerged pipe ends by means of a telescopic connection sleeve

US4251167A · kind A · utility

1Cited by
6References
9Claims
0Family size

Assignees

Inventors

Key dates

Filing dateOct 16, 1978
Grant dateFeb 17, 1981
Priority date
Expiry dateOct 16, 1998

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23K9/0061
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.