Pipe joints or couplings – Temperature-responsive
Patent
1977-04-05
1979-01-09
Shedd, Wayne L.
Pipe joints or couplings
Temperature-responsive
285235, F16L 5500
Patent
active
041335627
ABSTRACT:
A separation column comprising a column tube and terminal flanges, wherein the terminal flanges are attached to the column tube by means of a two-layer material which encloses a portion of the column tube and a portion of one of said terminal flanges, said two-layer material comprising a fusible plastic layer in contact with the column tube and said terminal flange and an outer hose of shrinking plastic, having been subjected to a heat treatment causing the fusible plastic layer to fuse and the shrinking plastic hose to shrink.
REFERENCES:
patent: 3236543 (1966-02-01), Mueller
patent: 3243211 (1966-03-01), Wetmore
patent: 3423518 (1969-01-01), Weagant
patent: 3544672 (1970-12-01), Goda et al.
patent: 3957382 (1976-05-01), Greuel et al.
Pharmacia Fine Chemicals AB
Shedd Wayne L.
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