公开(公告)号：DE2239356A1

公开(公告)日：1974-02-21

申请号：DE2239356

申请日：1972-08-10

Applicant: BASF AG

Inventor： GAUSEPOHL HERMANN DR ,  PASEDACH HEINRICH DR ,  VOGEL HELMUT ,  GUENTHER WOLFGANG DR

IPC: C08F8/00 ,  C08F8/04 ,  C08L7/00 ,  C08L21/00 ,  C08L23/00 ,  C08L25/00 ,  C08L25/02 ,  C08L25/06 ,  C08L33/00 ,  C08L33/02 ,  C08L51/00 ,  C08L51/02 ,  C08L51/04 ,  C08L55/02 ,  C08L101/00 ,  C08F33/02

公开(公告)号：DE1778166A1

公开(公告)日：1971-07-29

申请号：DE1778166

申请日：1968-04-03

Applicant: BASF AG

Inventor： GUENTHER WOLFGANG DR ,  JECKEL GUENTER DIPL-ING

IPC: B29C47/10 ,  F16K27/02 ,  B29B5/06

Abstract: Screw extruder fitted with a liner and an injection valve which is located between the feed opening and the die of the extruder for metering liquid additives into a cylinder section of the screw extruder, wherein the cylinder section is divided into two flanged segments and the body of the injection valve is located between the flanges of the segments of the cylinder section and secured to the undivided liner which is embraced by the segments of the cylinder section.