Pipeline pig

Details Pipeline pig Pipeline pig

1982-03-08

1983-06-21

Hoffman, James R.

Stock material or miscellaneous articles

Miscellaneous

427181, 427230, 427238, 427296, B32B 106, B05D 722

Patent

active

043894615

ABSTRACT:
A polymeric foam pipeline pig, having its cells filled with a gel, is resistant to compression when subjected to pipeline pressure.

REFERENCES:
patent: 4216026 (1980-08-01), Scott
patent: 4252465 (1981-02-01), Broussard et al.

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