The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 28, 1988
Filed:
Nov. 24, 1986
Pierre L Lescaut, Bernay, FR;
Atochem, , FR;
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.