Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1982-09-30
1985-02-26
Bell, James J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
405107, 405116, 427136, 428245, 428261, 428262, 428289, 428325, 428454, 428913, B32B 516
Patent
active
045017883
ABSTRACT:
A method and a product providing for waterproofing soil utilizing a flexible non-biodegradable support capable of venting gas coated with water swellable bentonite and covering the soil to be waterproofed with the coated support.
REFERENCES:
patent: 3186896 (1965-06-01), Clem
patent: 3991247 (1976-11-01), Grubb
patent: 4048373 (1977-09-01), Clem
patent: 4139588 (1979-02-01), Clem
patent: 4209568 (1980-06-01), Clem
Bell James J.
Clem Environmental Corp.
Vander Weit, Jr. John
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