Receptacles – Receptacle having flexible – removable inner liner – Means for venting air trapped between the liner and its...
Patent
1986-11-24
1988-06-28
Pollard, Steven M.
Receptacles
Receptacle having flexible, removable inner liner
Means for venting air trapped between the liner and its...
220 5A, 220DIG29, 220457, 220 67, 220 75, H05B 300
Patent
active
047533684
ABSTRACT:
The present invention comprises composite metallic containers comprising a plurality of metallic elements assembled by welding, said container having mating end elements having abutting flanges forming joints and end walls extending away from said flanges at an angle; the ends of each flange being bevelled toward the interior of each said joint at an angle between about 45.degree. to 60.degree. from the horizontal line of each said joint so as to form a groove at said joint ends, a stainless metallic layer of a thickness of about 200 to 600 microns on each of said flanges and extending therefrom at least a portion along the interior of said end walls, an anti-corrosion layer consisting essentially of a thermoplastic or thermosetting resin on the interior of each said metallic elements with said layer overlapping said metallic layers on said end walls over a length of at least about 10 mm and at least about 15 mm from where the welding of the end elements takes place, and a stainless metallic alloy bead welded in each of said grooves in said joint ends.
REFERENCES:
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patent: 2993617 (1961-07-01), Briggs
patent: 3115987 (1963-12-01), Barnstead
patent: 3268344 (1966-08-01), Kamm
Atochem
Pollard Steven M.
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