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:
Nov. 27, 1990
Filed:
Jan. 17, 1990
Applicant:
Inventors:
G S Castle, London, CA;
Ion I Inculet, London, CA;
Stig Lundquist, Knivsta, SE;
William J Middleton, Sudbury, CA;
Assignees:
University of Western Ontario, London, CA;
Inco Limited, Toronto, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ; G01R / ;
U.S. Cl.
CPC ...
324452 ; 324457 ; 55104 ;
Abstract
A system for estimating the burden of particulate levitated in a flow of gas which includes an upstream device for electrically charging the particulate, a downstream device for sensing the intensity of the field produced by the electrically charged particulate and an indicating device sensitive to an output of the downstream sensing device.