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:
Sep. 09, 1980
Filed:
Nov. 27, 1978
Applicant:
Inventor:
Derk J Boon, Charlotte, NC (US);
Assignee:
Reeves Brothers, Inc., Mecklenberg, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29D / ; B04B / ; B04B / ;
U.S. Cl.
CPC ...
425 89 ; 209199 ; 261D / ; 264 51 ; 264D / ; 425145 ; 425224 ; 4258 / ;
Abstract
A centrifuge is disclosed for prefoaming liquid polyurethane-foam generating reactants prior to introducing the reactants into a continuous slab mold. A preferred embodiment of the invention is adapted to produce continuously slabs of polyurethane foam of substantially rectangular cross section.