Process for cleaning metal surfaces

Plastic and nonmetallic article shaping or treating: processes – With step of cleaning – polishing – or preconditioning...

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Details

264176F, B28B 704

Patent

active

044252889

ABSTRACT:
A process for removing poly(arylene sulfide) deposits on fiber spinning equipment parts is provided which comprises extruding a molten olefin polymer through the particular part. In the process of extrusion, the deposits are removed.

REFERENCES:
patent: 2346228 (1944-04-01), Merrill et al.
patent: 3071498 (1963-01-01), Kaskel
patent: 3776774 (1973-12-01), Miller
patent: 3869525 (1975-03-01), Miller
patent: 3895091 (1975-07-01), Short et al.

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