Method and apparatus for the separation of hazardous waste from

Details Method and apparatus for the separation of hazardous waste from Method and apparatus for the separation of hazardous waste from

1998-02-26

1999-02-09

Freay, Charles G.

Pumps

With condition responsive pumped fluid control

Expansible chamber pump distributor operation modified

417279, 417313, 166 53, 166 7511, 137 67, F04B 4900

Patent

active

058685570

ABSTRACT:
Disclosed is a method and apparatus for the continuous remediation of a site contaminated with a hazardous substance. The remediation apparatus includes a material selectively permeable to the hazardous substance located at the site. Once isolated, the hazardous substance is removed to a remote vessel by mechanical means or by utilization of an gas-injection system. The invention also contemplates a valve configured to protect remediation apparatuses from detrimental overloadings of hazardous substances during a remediation procedure.

REFERENCES:
patent: 4678040 (1987-07-01), McLaughlin et al.
patent: 5036875 (1991-08-01), Thiltgen
patent: 5271467 (1993-12-01), Lynch

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