Method of forming a socket weld
CA 1103071 A · Owner: Combustion Engineering, Inc. · Inventors: Leach, Pembroke O.; Camp, Vernon W.; Reardon, James E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Improved Method of Forming a Socket Weld Abstract, An improved method of forming a socket weld connection between a tubular element and a vessel of the type wherein a recess, having a diameter slightly greater than the diameter of the tubular element is bored into the surface of the vessel the tubular element, is inserted into the recess so as to contact the seat thereof and welding heat is applied externally around the circumference of the tubular element at the intersection of the tubular element with the surface of the vessel. The improvement comprises tapering the seat of the recess from its outer circumference inward at a downward angle with respect to the horizontal of at least 10° …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted June 16, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 16, 1998.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.