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:
Mar. 29, 1977
Filed:
Jan. 10, 1975
Applicant:
Inventor:
Douglas F Tipton, Jr, Wilmington, DE (US);
Assignee:
E. I. DuPont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
250574 ; 250564 ; 356102 ; 356103 ;
Abstract
Method and apparatus for real time particulate monitoring in a fluid utilizing a laser directed at the suspended particle-containing fluid, two-dimensional multiple sensor radiation detector means receiving back-scattered radiation from the particles generating electrical pulse signals representative of individual particle size and number, and means determining particle size distribution as a function of signal pulse height.