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:
Jun. 15, 1982
Filed:
Jan. 15, 1979
Applicant:
Inventors:
Adrien Delcoigne, Chantilly, FR;
Jacques Lanneau, Breuil le Vert, FR;
Assignee:
Saint Gobain Industries, Neuilly, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F / ; B01F / ; B01F / ; B01F / ;
U.S. Cl.
CPC ...
366132 ; 137403 ; 222203 ; 251 35 ; 264 69 ; 264 404 ; 366138 ; 366141 ; 366152 ; 366153 ; 366154 ; 425148 ;
Abstract
The present invention is concerned with regulation of evolutive pulp. It offers a regulation process and mechanism, said mechanism including an elastic shape-changing pneumatic valve, valve opening control means, and modulating means causing a variation of said valve opening either way from an opening setting achieved through control means. The present invention can be applied to a continuous process for mixing plaster.