B - Operations – Transporting – 21 – D
Patent
B - Operations, Transporting
21
D
113/66, 113/81
B21D 22/10 (2006.01) B21D 22/20 (2006.01) B21D 39/04 (2006.01) B29C 57/02 (2006.01) B29C 57/06 (2006.01) F16L 13/08 (2006.01)
Patent
CA 1151475
ABSTRACT A method and apparatus for production of couplings for joining together sections of metal tubing, the couplings being of the type comprising sockets having e.g. an annular recess carrying a filler metal, whereby the filler metal comprises a plastic composition which is applied under pressure to a selected internal area of a section of deform- able tubing, thereby to form an indentation containing A deposit of plastic composition.
353495
Limited Johnson Matthey & Co.
Ridout & Maybee Llp
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