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US 4,515,483 AGranted
Apparatus for removing substances from the inner walls of vessels
AssigneeSchering Corporation
InventorsRudolf Muller, Hans-Jurgen Radeklau, Harald Dofke, Detlef Krieger
Life of this patent
Estimating the term…
Abstract
A device for the removal of substances on the inner walls of agitated reaction vessels includes scrapers. The scrapers are adjustable angularly or displaceable toward and away from the walls of the vessel and supported from an agitator shaft to scrape off material accumulating on the walls of the reaction vessel.
Claims9
An apparatus for removing substances from the inner walls of a vessel, comprising:
- vertically extending agitating shaft means arranged in a vessel, and having agitator arms for agitating materials in said vessel;
- displaceable scraper means displaceably attached to said agitator shaft means at said agitator arms, and adapted for being positioned in sufficient proximity to the walls of said vessel effective to scrape off material accumulated on the walls upon operation of said vertically extending agitating shaft means, and said scraper means comprising plural parts, which are interconnected by a comb, in a manner providing a spacing between the scraper means parts;
- and
- webs attached to the vessel walls so as to extend into said spacing between the scraper means parts when the scraper is put into operation.
1 more element
Dependencies are inferred from the claim text.