Apparatus for sealing floating roof tanks

Details Apparatus for sealing floating roof tanks Apparatus for sealing floating roof tanks

1979-07-09

1981-03-31

Pollard, Steven M.

Receptacles

Closures

Floating closure

220218, B65D 8718

Patent

active

042588588

ABSTRACT:
An apparatus for sealing floating roof tanks including a sealing element disposed around the circumference of the floating roof between the floating roof and the tank wall, and a plurality of baffles adapted to substantially inhibit or prevent the circumferential flow of vapors through a vapor space between the sealing element and the body of stored volatile liquid.

REFERENCES:
patent: 1668792 (1928-05-01), Wiggins
patent: 1775758 (1930-09-01), George
patent: 1777560 (1930-10-01), Griffin
patent: 1867845 (1932-07-01), Kimbell
patent: 2563016 (1951-08-01), Feild
patent: 3589549 (1971-06-01), Heisterberg
patent: 4099644 (1978-07-01), Nuttall et al.
patent: 4116356 (1978-09-01), Silver, Jr. et al.
Chicago Bridge & Iron Co., Metallic Sealing Ring Emission Test Program, 1/77.

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