Sealing mat for use in civil and underground engineering for the

Details Sealing mat for use in civil and underground engineering for the Sealing mat for use in civil and underground engineering for the

1992-10-08

2000-02-01

Davis, Jenna

Stock material or miscellaneous articles

Sheet including cover or casing

Encased layer derived from inorganic settable ingredient

428 72, 428 74, 428 76, 428102, 442318, 442319, B32B 516, B32B 530, B32B 708

Patent

active

06020043&

ABSTRACT:
A sealing mat is proposed for use in civil and underground engineering for the insulation of soil against liquids, especially water, having two outer layers consisting of a fibrous material, between which is placed a powder of mineral sealing material, e.g. bentonite, and the two layers are connected with each other, whereby between the two layers (1, 2) an aero-fleece is place, in which the powder (4) of mineral sealing material is stored, and the two layers (1, 2) are sewn to each other with the aero-fleece located in between.

REFERENCES:
patent: 3563837 (1971-02-01), Smith
patent: 4424248 (1984-01-01), Tesch
patent: 4501788 (1985-02-01), Clem
patent: 4622260 (1986-11-01), Tesch
patent: 4997695 (1991-03-01), Clem
patent: 4997701 (1991-03-01), Clem
patent: 5041330 (1991-08-01), Heerten

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