Inventor
KOELLE PETER
DE29 patents
⚠️ This page may combine multiple inventors who share the name “KOELLE PETER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BASF AG
13 patentsUS5618895AApr 8, 1997
Process for preparing copolymers of propylene with other 1-alkenes
BASF AG91 citations95
US5536789AJul 16, 1996
Propylene polymers having a broad molecular weight ratio Q
BASF AG25 citations92
US5288824AFeb 22, 1994
Preparation of homo- and copolymers of propene by means of a Ziegler-Natta catalyst system
BASF AG45 citations92
US6683018B1Jan 27, 2004
Method for producing a supported catalyst system
BASF AG13 citations83
US6156691ADec 5, 2000
Ziegler-Natta catalyst systems modified during their preparation
BASF AG7 citations73
US6107231AAug 22, 2000
Ziegler-Natta catalyst systems modified during their preparation
BASF AG7 citations73
US6034023AMar 7, 2000
Preparation of Ziegler-Natta catalyst systems
BASF AG9 citations73
US5658840AAug 19, 1997
Preparation of Ziegler-Natta type catalyst systems
BASF AG15 citations73
US5352658AOct 4, 1994
Phillips catalyst and its use for the preparation of ethylene homopolymers and copolymers
BASF AG12 citations73
US5081088AJan 14, 1992
Ziegler-natta-type catalyst systems
BASF AG6 citations63
US6051523AApr 18, 2000
Catalyst systems of the type comprising the Ziegler-Natta catalysts
BASF AG3 citations62
US5344885ASep 6, 1994
Preparation of propylene-ethylene copolymers
BASF AG3 citations62
US5324697AJun 28, 1994
Phillips catalyst and its use for preparing ethylene homopolymers and copolymers
BASF AG6 citations62
BASELL POLYOLEFINE GMBH
12 patentsUS6699947B1Mar 2, 2004
Method for producing Phillips catalysts for polymerizing olefins with better productivity rates in the particle-form process
BASELL POLYOLEFINE GMBH29 citations92
US6897181B2May 24, 2005
Polymerization catalyst used for producing polyolefins that have excellent combined properties
BASELL POLYOLEFINE GMBH10 citations74
US6645900B2Nov 11, 2003
Optimized method for the production of catalyst supports based on silica gel and chromium catalysts supported on silica gel
BASELL POLYOLEFINE GMBH11 citations74
US6359086B1Mar 19, 2002
Non self-igniting solid
BASELL POLYOLEFINE GMBH9 citations73
US6683022B1Jan 27, 2004
Method for the discontinuous thermal treatment of catalyst material
BASELL POLYOLEFINE GMBH8 citations69
USRE40140EMar 4, 2008
Polymerization catalyst used for producing polyolefins that have excellent combined properties
BASELL POLYOLEFINE GMBH2 citations63
US6608151B1Aug 19, 2003
Method for producing supported chrome catalysts and the use thereof for the polymerization of olefins
BASELL POLYOLEFINE GMBH4 citations63
US7534341B2May 19, 2009
Discontinuous metering of catalysts and process auxilliaries into a gas-phase fluidized-bed reactor
BASELL POLYOLEFINE GMBH2 citations62
US7553916B2Jun 30, 2009
Loop reactor with varying diameter for olefin polymerization
BASELL POLYOLEFINE GMBH3 citations61
US7714091B2May 11, 2010
Catalyst comprising chromium and zirconium for the polymerization and/or copolymerization of olefins
BASELL POLYOLEFINE GMBH1 citations50
US7705097B2Apr 27, 2010
Process for preparing a chromium-based catalyst for the polymerization and/or copolymerization of olefins
BASELL POLYOLEFINE GMBH1 citations50
US7517938B2Apr 14, 2009
Loop reactor with varying diameter for olefin polymerization
BASELL POLYOLEFINE GMBH1 citations47