Global Patent Index - EP 1077801 A1

EP 1077801 A1 20010228 - METHOD AND APPARATUS FOR MIXING

Title (en)

METHOD AND APPARATUS FOR MIXING

Title (de)

VERFAHREN UND VORRICHTUNG ZUM MISCHEN

Title (fr)

PROCEDE ET APPAREIL DE MELANGE

Publication

EP 1077801 A1 20010228 (EN)

Application

EP 99910494 A 19990315

Priority

  • GB 9900768 W 19990315
  • GB 9805609 A 19980318

Abstract (en)

[origin: WO9947337A1] There is disclosed a method for mixing flowable polymer material with particulate additive, comprising the steps of: a) making a pre-blend of the polymeric material and additive which pre-blend may be inhomogeneous and contain agglomerates; b) compacting and feeding a pre-blend into a first mixing arrangement to form an intermediate blend; c) feeding the intermediate blend into a second mixing arrangement to form a final blend; d) outputting the final blend; at least steps b), c) and d) of the method being carried out as a continuous process.

IPC 1-7

B29C 47/50

IPC 8 full level

B29B 7/88 (2006.01); B29C 48/38 (2019.01)

CPC (source: EP)

B29C 48/38 (2019.01); B29C 48/08 (2019.01); B29K 2021/00 (2013.01)

Citation (search report)

See references of WO 9947337A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

WO 9947337 A1 19990923; AU 2943399 A 19991011; EP 1077801 A1 20010228; GB 9805609 D0 19980513; JP 2002506752 A 20020305

DOCDB simple family (application)

GB 9900768 W 19990315; AU 2943399 A 19990315; EP 99910494 A 19990315; GB 9805609 A 19980318; JP 2000536554 A 19990315