Gas separation – Combined or convertible – In environmental air enclosure
Reexamination Certificate
2008-08-25
2011-10-11
Smith, Duane (Department: 1776)
Gas separation
Combined or convertible
In environmental air enclosure
C312S001000, C454S187000
Reexamination Certificate
active
08034141
ABSTRACT:
The invention concerns an isolation chamber for isolating substances from the ambient while simultaneously maintaining aseptic conditions within the isolation chamber and protecting the operator from potent compounds. The isolation chamber comprises a first container surrounding and defining an isolation space of holding the substances and a second container surrounding the first container. Preferably, the pressure of the isolation space is lower than the pressure of the barrier space.
REFERENCES:
patent: 5216560 (1993-06-01), Brug et al.
patent: 5730765 (1998-03-01), Henry et al.
patent: 5730777 (1998-03-01), Petersen et al.
patent: 2006/0150593 (2006-07-01), Ono
Pham Minh-Chau
Smith Duane
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