Process for sealing pipes

Details Process for sealing pipes Process for sealing pipes

1987-03-06

1988-09-06

Bryant, III, James E.

Pipes and tubular conduits

Repairing

137 15, 427230, F16L 5518

Patent

active

047685611

ABSTRACT:
A process for sealing pipes which comprises feeding a sealant of aerosol type thereinto in the form of foams so as to keep the inside thereof at a pressure of 0.05 kg/cm.sup.2 or more, the sealant containing an aqueous resin selected from the group consisting of emulsions and latexes as a main component and being added with a propellant.
The process enables complete prevention or preparing of leakage of fluid in pipes such as gas pipings by a simple operation.

REFERENCES:
patent: 2094692 (1937-10-01), Hitz
patent: 2331824 (1943-10-01), Buckingham
patent: 3287148 (1966-11-01), Hilbush
patent: 3711309 (1973-01-01), Packo
patent: 4296932 (1981-10-01), Grobler
patent: 4419163 (1983-12-01), Yamamoto et al.

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