JB

Johannes A. M. Van Broekhoven

Shell Oil Compny: 31 patents #56 of 4,423Top 2%
Overall (All Time): #120,089 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
5905138 Process for the preparation of copolymers 1999-05-18
5723572 Process for the preparation of a linear alternating copolymer of carbon monoxide with ethene and another olefinically unsaturated compound Erwin Paulus Petrus Bleeker, Maria Barbara Hendrica Crijnen-Beers Van 1998-03-03
5670440 Preparation of polymers of carbon monoxide and an aliphatic alpha-olefin Simona Bronco, Giambattista Consiglio, Silvia Di Benedetto, Eit Drent, Hero Jan Heeres +1 more 1997-09-23
5670611 Process for the copolymerization of carbon monoxide with an olefinically unsaturated compound Frank Baardman, Arleen Marie Bradford, Jayne Jubb, Pieter Scheerman, Rudolf Jacobus Wijngaarden +1 more 1997-09-23
5668249 Process for the copolymerization of carbon monoxide with an olefinically unsaturated compound Frank Baardman, Arleen Marie Bradford, Jayne Jubb, Pieter Scheerman, Rudolf Jacobus Wijngaarden +1 more 1997-09-16
5608001 Preparation of polymers of carbon monoxide and an aliphatic alpha-olefin Simona Bronco, Giambattista Consiglio, Silvia Di Benedetto, Eit Drent, Hero Jan Heeres +1 more 1997-03-04
5169927 Process for the preparation of polyketone polymers in the presence of water Rudolf Jacobus Wijngaarden 1992-12-08
5155208 Catalytic polymerization of CO/olefin with low boiling diluent and H.sub.2 partial pressure Wiebren Age Miedema 1992-10-13
5095091 Polymerization of CO/olefin with two distinct temperatures Leonardus Petrus, Barend Mastenbroek, Coenraad H. Wilms 1992-03-10
5059678 Polymerization of olefin/carbon monoxide with palladium salt, bidentate ligand and carboxylic acid ester or anhydride Pieter A. Gautier, Eit Drent, Wiebren Age Miedema 1991-10-22
5010171 Carbon monoxide/olefin polymerization with catalyst comprising p. bidentate ligand having non-hydrocarbyl substituent Wiebren Age Miedema 1991-04-23
5001221 Polymerization of carbon monoxide/olefin with catalyst/diluent recycle 1991-03-19
4929701 Hydrogenation of CO/olefin copolymer 1990-05-29
4889914 Preparation of carbon monoxide/olefin copolymer with removal of s/Fe from carbon monoxide monomer Maarten M. Geuze, James A. Salter 1989-12-26
4880903 Polyketone from carbon monoxide and mixture of olefins Eit Drent, Ebel Klei, Kenzie Nozaki 1989-11-14
4880909 Removal of catalyst residues from carbon monoxide/olefin polymers with oxidant/phosphine treatment Michael Doyle 1989-11-14
4868282 Polyketone preparation from regulated quotient mixture of olefins Eit Drent, Ebel Klei, Kenzie Nozaki 1989-09-19
4859644 Catalyst compositions and a process for polymerizing carbon monoxide and olefins Eit Drent 1989-08-22
4859645 Catalyst compositions and a process for polymerizing carbon monoxide and olefins Eit Drent 1989-08-22
4855401 Removal of catalyst remnants from carbon monoxide/olefin polymers at temperatures higher than polymerization temperatures 1989-08-08
4855400 Removal of catalyst residues from carbon monoxide/olefin polymers with catalyst complexing agent Michael Doyle 1989-08-08
4851379 Catalyst compositions and a process for polymerizing carbon monoxide and olefins Eit Drent 1989-07-25
4843144 Polymerization of carbon monoxide/olefin with P ligand having polar aryl group Richard L. Wife 1989-06-27
4831113 Process for polymerizing carbon monoxide and olefins with a quinone Eit Drent 1989-05-16
4824935 Process for polymerizing carbon monoxide and olefins with ether Eit Drent 1989-04-25