Safe collection and disposal of hazardous, dry particulate mater

Details Safe collection and disposal of hazardous, dry particulate mater Safe collection and disposal of hazardous, dry particulate mater

1995-04-03

1996-04-16

Bushey, C. Scott

Gas separation: processes

Filtering

55373, 55375, 55378, 55DIG3, B01D 4600

Patent

active

055078591

ABSTRACT:
A process, and apparatus for practicing the process, for removing hazardous material collected on a cleanable HEPA filter in a manner which protects operating personnel from exposure to that hazardous material comprising use of a bag composed of high efficiency filter material, the bag being positioned within a vacuum container having a removable lid. The bag has an open top which extends out of the container during the cleaning operation, the container being closed by a removable lid. The system allows the lid to be removed and the bag sealed and extracted from the container without shutting off the vacuum generated flow of air.

REFERENCES:
patent: 2539195 (1951-01-01), Lang
patent: 2652902 (1953-09-01), Sheahan
patent: 3195296 (1965-07-01), Janson
patent: 3771664 (1973-11-01), Schrink et al.
patent: 4828187 (1989-05-01), Davis et al.
patent: 5215562 (1993-06-01), Kaiser

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