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:
May. 05, 1987
Filed:
Oct. 21, 1985
Robert M Hagerman, West Chester, PA (US);
Sheridan Corporation, Lebanon, PA (US);
Abstract
A mineral wool waste cement that includes as an addition to portland cement vitreous and non-vitreous mineral wool plant waste materials. A separate ground mineral wool waste cement can be made by feeding mineral wool waste materials above or by feeding blends of mineral wool waste materials and cementitious furnace slags to a grinding plant and thereafter blending the resulting ground product with portland cement. An interground cementitious slag-portland cement clinker can be produced by feeding to a grinding plant portland cement clinker and cementitious slags made from mineral wool waste materials or combinations of mineral wool waste materials and cementitious furnace slags.