Method of treating inner surface of high-pressure gas vessel

Details Method of treating inner surface of high-pressure gas vessel Method of treating inner surface of high-pressure gas vessel

1996-07-12

1998-09-08

Eley, Timothy V.

Abrading

Abrading process

Tumbling

451 36, 451 51, 451 61, 134 8, B24B 104

Patent

active

058037950

ABSTRACT:
A method of treating an inner surface of a high-pressure gas vessel is disclosed. In the method, abrasive containing rust preventive is charged into the vessel made preferably of manganese steel or chrome-molybdenum steel and a wet-grinding step is carried out to obtain a maximum inner surface roughness of the vessel of 3 .mu.m or less. Thereafter, the inner surface is rinsed with an acidic rinsing solution.

REFERENCES:
patent: 3035909 (1962-05-01), Holt
patent: 3650831 (1972-03-01), Jungermann et al.
patent: 3833417 (1974-09-01), Grisparis
patent: 3879216 (1975-04-01), Austin
patent: 4807403 (1989-02-01), Kobayashi et al.
patent: 5355638 (1994-10-01), Hoffman

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