Kari Sarantila

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Porvoo, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method for polymerizing olefins in a fluid-bed reactor
- Patent number 5,616,662
- Issue date Apr 1, 1997
- Borealis Polymers Oy
- Jukka Koskinen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for homo- or copolymerizing ethene
- Patent number 5,391,654
- Issue date Feb 21, 1995
- Neste Oy
- Antero Ahvenainen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Multi-stage process for producing polyethylene
- Patent number 5,326,835
- Issue date Jul 5, 1994
- Neste Oy
- Antero Ahvenainen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for feeding a mud-like catalyst into a polymerization reactor
- Patent number 5,195,654
- Issue date Mar 23, 1993
- Neste Oy
- Jouni Takakarhu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL