Receptacles – Closures – Floating closure
Patent
1996-09-27
1998-11-03
Chin, Randall E.
Receptacles
Closures
Floating closure
220216, 220224, B65D 8848, B65D 8846
Patent
active
058296212
ABSTRACT:
A guide pole fitting seal for use on floating roof tanks that incorporates a well gasket, pole sleeve, pole wiper, float and float wiper that may be used with guide poles to control emissions from the guide pole fitting. The guide pole seal may permit the product level in the tank to be measured and sampled from inside of the guide pole by removing the float during these operations.
REFERENCES:
patent: 1611440 (1926-12-01), Haupt
patent: 2237461 (1941-04-01), Tokheim
patent: 3474931 (1969-10-01), Daniels
patent: 3583594 (1971-06-01), Belanger
patent: 4243151 (1981-01-01), Bruening
patent: 4260068 (1981-04-01), Mc carthy
patent: 4468975 (1984-09-01), Sayles
patent: 5423446 (1995-06-01), Johnson
Laverman Royce Jay
Owens, Jr. John Edward
Chicago Bridge & Iron Technical Services Company
Chin Randall E.
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