Guide pole fitting seal for floating roof storage tanks

Receptacles – Closures – Floating closure

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Details

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

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