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.

Date of Patent:
Feb. 02, 1993

Filed:

Aug. 28, 1991
Applicant:
Inventors:

Julius Peter, A-1130 Vienna, AT;

Gunter Weckerle, Northeim, DE;

Assignees:

Continental Aktiengesellschaft, Hanover, DE;

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ; B28C / ;
U.S. Cl.
CPC ...
422135 ; 422131 ; 366 75 ; 366 77 ; 366 91 ;
Abstract

An apparatus for producing rubber mixtures, comprising: as a master batcher, a ram kneader than operates in a batch-type process; a ram-less final mixer that is disposed below the ram kneader, also operates in a batch-type process, and has a greater volume capacity than does the ram kneader, with the final mixer having a mixing chamber that is provided with rotors; an essentially vertically disposed transfer channel for the transfer of a master batch from the ram kneader to the mixing chamber of the final mixer; and one or more withdrawal or exhaust openings disposed above the mixing chamber of the final mixer in walls of at least one of the transfer channel and the mixing chamber of the final mixer.


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