Method and an apparatus for waterproofing and gastightening a ca

Details Method and an apparatus for waterproofing and gastightening a ca Method and an apparatus for waterproofing and gastightening a ca

1986-10-29

1988-06-14

Anderson, Philip

Plastic and nonmetallic article shaping or treating: processes

Forming structural installations in situ

Uniting preform member with molding material

52221, 52232, 264 465, 264 467, 264 469, 264268, 26427215, B29C 6722, B29C 3910

Patent

active

047510315

ABSTRACT:
A method and an apparatus for waterproofing and gastightening a cable or tube passage (9) in a wall (11) or the like, using a foamable synthetic resin (8). A box-shaped or cover-shaped element, e.g. a cap (1, 2) is attached to one side of the wall, after which through an opening in cap (1, 2) the foamable resin (8) is supplied therein and the opening is stopped. The cap (1, 2) may consist of two parts (1, 2) and the two parts may be provided with rupturable closures or closable openings.

REFERENCES:
patent: 2892013 (1959-06-01), Gomberg
patent: 4237667 (1980-12-01), Pallucci et al.
patent: 4277532 (1981-07-01), Czepel et al.
patent: 4363199 (1982-12-01), Kucheria et al.
patent: 4431198 (1984-02-01), Beinhaur et al.
patent: 4607469 (1986-08-01), Harrison

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