Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9012564 | Polyethylene/3-substituted alkene film made with Ziegler-Natta or chromium oxide catalyst | Ted M. Pettijohn, Michael Grass, Stefan Buchholz, Gerhard Ellermann, Anne Britt Bjåland +1 more | 2015-04-21 |
| 8445599 | Multi-stage process for producing polyethylene with lowered gel formation | Bill Gustafsson, Jari Hatonen, Petri Rekonen, Markku Vahteri, Siw Bodil Fredriksen +1 more | 2013-05-21 |
| 7332543 | Polyolefin composition for rotomolding | Espen Ommundsen, Knut Fosse | 2008-02-19 |
| 6995219 | Olefin polymerization process | Richard Blom, Ivar M. Dahl, Erling Rytter | 2006-02-07 |
| 6982238 | Supported catalyst | Klaus Jens, Siw Bodil Fredriksen, Richard Blom, Ivar M. Dahl | 2006-01-03 |
| 6921799 | Olefin polymerization process | Hannu Salminen | 2005-07-26 |
| 6887818 | Supported titanium catalyst system | Klaus Jens, Siw Bodil Fredriksen, Richard Blom, Ivar M. Dahl | 2005-05-03 |
| 6794326 | Catalyst system for ethylene polymerizations | Klaus Jens, Richard Blom, Ivar M. Dahl | 2004-09-21 |
| 6780809 | Catalyst for the (co)polymerization of ethylene and a method for the preparation thereof | Vidar Almquist, Ulf Palmqvist, Harri Hokkanen | 2004-08-24 |
| 6770714 | Process for producing propylene based polymer compositions | Espen Ommundsen, Mika Harkonen, Merja Poikela, Pirjo Jaaskelainen, Kauno Alastalo | 2004-08-03 |
| 6627706 | Olefin polymerization process | Hannu Salminen | 2003-09-30 |
| 6610799 | Olefin polymerization process | Vidar Almqvist, Ketil Strand Andersen, Richard Blom, Ivar M. Dahl, Arild Andersen | 2003-08-26 |
| 6573343 | Multistep process for preparing polyolefins having high melt strength | — | 2003-06-03 |
| 6545105 | Multistage polymerization process using a catalyst having different catalytically active sites | Klaus Jens, Kjell-Arne Solli, Svein Nenseth | 2003-04-08 |
| 6541581 | Polyethylenes obtained by use of dual site catalyst | Vidar Almquist, Espen Ommundsen, Tore Dreng | 2003-04-01 |
| 6242543 | Process for producing polyethylenes having a broad molecular weight distribution, and a catalyst system used thereby | Richard Blom, Ivar M. Dahl, Klaus Jens, Svein Eggen | 2001-06-05 |