Passive desiccant system

Gas separation: processes – Solid sorption – Inorganic gas or liquid particle sorbed

Reexamination Certificate

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Details

C095S090000, C095S122000, C096S108000, C244S00100R, C244S003100, C250S234000, C372S009000

Reexamination Certificate

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07927402

ABSTRACT:
In a method for removing moisture from an optical system at high altitude, the improvement comprises using the difference in flow resistance between the desiccant path and the optical cavity path to enable airflow through the desiccant unit and not through the optical path.

REFERENCES:
patent: 2801706 (1957-08-01), Asker
patent: 2801707 (1957-08-01), Asker
patent: 4028991 (1977-06-01), Kuby
patent: 6932907 (2005-08-01), Haq et al.
patent: 2005/0000196 (2005-01-01), Schultz
patent: 2006/0085130 (2006-04-01), Belenkii et al.
patent: 2007/0038374 (2007-02-01), Belenkii et al.

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