公开(公告)号：US3561046A

公开(公告)日：1971-02-09

申请号：US3561046D

申请日：1968-03-05

Applicant: USM CORP

Inventor： COMES RICHARD N ,  RAPETSKI WALTER A

IPC: B29B7/48 ,  B29B7/58 ,  B29C47/94 ,  B29H5/00

CPC classification number: B29C47/94 ,  B29B7/428 ,  B29B7/488 ,  B29B7/582 ,  B29C47/0009

Abstract: A lubricating layer is fixed on the wall of the discharge orifice of a continuous internal mixer of the kind wherein the internal pressure of the material being mixed in controlled by the choking effect of this orifice on the material discharged therethrough whenever new material us fed into the mixer. This provides a smoother restraint of the discharging material and therefore more uniform control of the pressure on the material while it is in the mixer.

公开(公告)号：US3610585A

公开(公告)日：1971-10-05

申请号：US3610585D

申请日：1970-03-18

Applicant: USM CORP

Inventor： MACLEOD DOUGLAS W ,  RAPETSKI WALTER A ,  ROTHSCHILD JEROME P ,  BARNES RICHARD B

IPC: B29B7/18 ,  B01F7/02

CPC classification number: B29B7/186 ,  B29B7/263

Abstract: A mixing device having spaced-apart end frames and side assemblies defining an internal mixing chamber which slide into the end frames to define a mixing chamber. One piece end plates carried by the end frames and retained by the side assemblies further define the mixing chamber.