Receptacles – Internal closure-like member which rests on the unused... – Foldable for insertion into a container
Patent
1994-03-14
1995-05-16
Shoap, Allan N.
Receptacles
Internal closure-like member which rests on the unused...
Foldable for insertion into a container
220216, B65D 8834
Patent
active
054153174
ABSTRACT:
A gas migration inhibitor which lyes on a surface of a material to inhibit the migration of gas from the material. This migration inhibitor has a specific gravity of less than a liquid in which it is placed, floating on a surface of such material within a container in which the liquid material is held, and is non porous so as to inhibit the escape of gas from the material, or the evaporation of the material.
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patent: 4312459 (1982-01-01), Leach
patent: 4874108 (1989-10-01), Valasek
Killough B. Craig
Shoap Allan N.
Stucker Nova
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