Liquid sight monitor
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 24, 1982
Grant Date -
N/A
app pub date -
Oct 7, 1980
filing date -
Oct 7, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A liquid sight monitor including an internal sight tube surrounded by an external sight tube, the ends therebetween being spaced apart by inserts including 'O' rings sealing against both tubes. The internal annulus between the tubes can be environmentally purged. A protective shield can be provided, which also provides mounting flanges for supporting the overall apparatus in position for metering the system.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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