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:
Jul. 02, 1991
Filed:
Dec. 05, 1989
Friedrich P Mueller, Schifferstadt, DE;
Guy LeBlanc, Longueuil, CA;
Alcan International Limited, Montreal, CA;
Abstract
A direct chill casting device is described comprising: (a) an axially upright, open-ended direct chill casting mould plate having an inner axially extending wall or walls defining a mould cavity, an upper annular surface and a lower annular surface, the mould plate having a generally rectangular or square cross-section at points about the axis thereof with the horizontal dimensions of the cross-section being greater than the vertical height, (b) at least one coolant channel formed within the mould generally parallel to and laterally spaced from the cavity-defining walls, (c) coolant dispersal discharge passages extending downwardly and outwardly between said coolant channel and the lower surface of the mould plate adjacent the mould cavity, and (d) a coolant manifold mounted on the lower surface of the mould plate beneath the coolant channel or channels and adapted to supply coolant fluid to the coolant channel or channels.