Corner lock for lining tank bottoms

Details Corner lock for lining tank bottoms Corner lock for lining tank bottoms

1993-08-11

1994-12-27

Pollard, Steven M.

Receptacles

Receptacle having flexible, removable inner liner

Means for venting air trapped between the liner and its...

220404, B65D 700

Patent

active

053757335

ABSTRACT:
A tank seal in accordance with the present invention includes a flexible sheet having a horizontal portion bearing on a tank bottom and a vertical portion extending upwardly from the horizontal portion adjacent the shell of the tank, and the seal includes a rim fixed to the flexible sheet for engaging the seal to the tank shell.

REFERENCES:
patent: 2321777 (1943-06-01), Schelhammer et al.
patent: 2989757 (1961-06-01), Friedlander et al.
patent: 3268917 (1966-08-01), Diemond et al.
patent: 3460705 (1969-08-01), Green
patent: 4068777 (1978-01-01), Humphrey et al.
patent: 4860916 (1989-08-01), Winters
"Intsallation of Polylock.TM.", SLT.RTM. North America (as submitted by Applicant on May 18, 1994)-Note Attached qualification.
"Welded Steel Tanks for Oil Storage," Manufacturing, Distribution and Marketing Department, API Standard 650, Ninth Edition, Jul. 1993.

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