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. 17, 1977
Filed:
Oct. 03, 1975
Applicant:
Inventors:
Karl Brotzmann, Sulzbach-Rosenberg, DT;
Hans Georg Fassbinder, Sulzbach-Rosenberg, DT;
Paul Gerhard Mantey, Amburg, DT;
Johann Claus Grapengiesser, Hamburg, DT;
Alfred Hansen, Hamburg, DT;
Assignee:
Eisenwerk-Gesellschaft Maximilianshutte mbH, Sulzbach-Rosenberg, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B67D / ;
U.S. Cl.
CPC ...
222193 ; 222453 ;
Abstract
Apparatus for batchwise feeding of powders or other particulate materials from a pressurized supply vessel with a sealable discharge orifice including a movable sealing-and-metering member and a seal against which it seals during periods of non-discharge.