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:
Dec. 15, 1987
Filed:
May. 23, 1986
Applicant:
Inventors:
David R Armbruster, Forest Park, IL (US);
Calvin K Johnson, Lockport, IL (US);
Assignee:
Acme Resin Corporation, Westchester, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ; B44D / ; B32B / ; C08G / ;
U.S. Cl.
CPC ...
428404 ; 106 3825 ; 427134 ; 427221 ; 428407 ; 528157 ;
Abstract
A foundry shell core and mold composition comprises particulate matter coated with a curable phenolic-furan resin. The process for making the resin coated particulate matter substantially eliminates the sue of hexamethylene tetramine.