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:
Jan. 24, 1995
Filed:
Oct. 08, 1993
Jeffery P Falini, Bear, DE (US);
Lawrence D Gaultney, Elkton, MD (US);
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
A method and apparatus for direct in-line injection of solid particulate compositions into conventional spraying systems, the apparatus including a screw designed to meter and reduce the particle size of the composition as it is transported from an inlet to an exit in the apparatus, the screw characterized by a constant depth portion adjacent to the inlet, air-tight seals at both the inlet and outlet end of the screw, and means for adjusting the longitudinal position of the screw.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile