Receptacles – Outlet or junction box type – Sectional receptacle
Patent
1989-02-10
1990-05-15
Pollard, Steven M.
Receptacles
Outlet or junction box type
Sectional receptacle
220469, B65D 2500
Patent
active
049250469
ABSTRACT:
A method of making a storage tank system comprises forming an inner containment wall comprised of a series of wall sections onto the interior walls of a cylindrical-shaped ribbed storage tank. Each wall section is bonded to the tank's side walls at a distance of less than about four inches in height from the tank wall. Primary containment is provided by a tank formed of the wall sections and inner end caps. A monitored storage tank system with secondary containment is provided by the use of a leak detection means to monitor the space defined by the inner containment wall and the storage tank.
REFERENCES:
patent: 3335903 (1967-08-01), Anderson
patent: 3335904 (1967-08-01), Anderson
patent: 3700512 (1972-10-01), Pearson et al.
patent: 3848765 (1974-11-01), Durkop
patent: 4359167 (1982-11-01), Fouss et al.
patent: 4561292 (1985-12-01), Pugnale et al.
Pollard Steven M.
Wilson Charles R.
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