Process for coating a pipe interior with cross-linked block copo

Details Process for coating a pipe interior with cross-linked block copo Process for coating a pipe interior with cross-linked block copo

1985-12-16

1987-06-02

Morgenstern, Norman

Coating processes

Interior of hollow article coating

Metal base

4273882, 4273885, B05D 722

Patent

active

046703055

ABSTRACT:
A pipe coating process capable of coating a pipe string after installing it in a well comprises wetting the pipe string walls with a hydrocarbon liquid containing an initially soluble block copolymer of elastomeric and glassy blocks plus a crosslinking agent for solidifying the polymer, and heating the liquid to solidify the polymer.

REFERENCES:
patent: 2596844 (1952-05-01), Clark
patent: 2966401 (1960-12-01), Myerholtz
patent: 3333024 (1967-07-01), Haefele et al.
patent: 3351079 (1967-11-01), Gibson
patent: 3416899 (1968-12-01), Schiff
patent: 3770490 (1973-11-01), Parker
patent: 3910856 (1975-10-01), Krukg et al.
patent: 4156673 (1979-05-01), Eckert
patent: 4391844 (1983-07-01), Baczek et al.
patent: 4396658 (1983-08-01), Mettes et al.

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