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1972-06-12 |
1976-03-24 |
Bp Chem Int Ltd |
Polymerisation process and catalyst
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1972-08-04 |
1973-02-12 |
Bp Chem Int Ltd |
Procede de polymerisation.
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1973-05-24 |
1980-01-29 |
Phillips Petroleum Company |
Olefin polymerization process
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1973-09-04 |
1975-05-06 |
Chemplex Co |
Catalyst for and method of preparing ultra high molecular weight polyolefins
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1974-02-04 |
1976-03-02 |
Chemplex Company |
Method of polymerizing olefins
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1974-05-13 |
1976-03-30 |
Phillips Petroleum Company |
Supported chromium oxide catalyst having mixed adjuvant
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1974-12-04 |
1980-02-12 |
Phillips Petroleum Company |
Organochromium on titanium-impregnated base as olefin polymerization catalyst
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1975-03-14 |
1980-03-11 |
National Petro Chemicals Corporation |
Olefin polymerization catalyst
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1975-06-30 |
1977-06-21 |
Chemplex Company |
Polymerization catalyst and method
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1975-11-19 |
1977-08-09 |
Chemplex Company |
Catalyst, method and polymerization processes
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1976-06-07 |
1978-10-03 |
National Distillers And Chemical Corporation |
Novel polymerization catalyst
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1977-01-13 |
1981-09-22 |
National Petro Chemicals Corp. |
Catalytic materials as for olefin polymerization
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1977-02-02 |
1979-11-06 |
Chemplex Company |
Ethylene polymerization catalyst and method
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1977-02-02 |
1980-03-18 |
Chemplex Company |
Polymerization process
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1978-06-19 |
1981-08-18 |
Chemplex Company |
Polymerization catalyst
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1978-07-17 |
1980-01-22 |
Chemplex Company |
Catalyst and process of preparing the catalyst
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1979-01-15 |
1980-08-19 |
Chemplex Company |
Olefin polymerization catalyst of chromium and process of preparing it
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1979-02-02 |
1980-09-23 |
Chemplex Company |
Polymerization process
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1979-03-28 |
1983-03-01 |
Paul L. Eve |
Methode de polymerisation, et produits de cette polymerisation
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1979-06-08 |
1981-10-27 |
National Petro Chemicals Corp. |
Olefin polymerization catalyst
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1979-06-21 |
1981-04-07 |
National Petro Chemicals Corp. |
Olefin polymerization catalyst
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1979-10-17 |
1981-10-20 |
Shell Oil Company |
Polymerization catalyst
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1979-10-24 |
1981-12-01 |
Chemplex Company |
Method of making polymers and copolymers of 1-olefins
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1979-12-06 |
1981-04-14 |
Chemplex Company |
Polymerization with sublimed chromium catalyst
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1979-12-12 |
1981-12-22 |
Phillips Petroleum Company |
SC2 activation of supported chromium oxide catalysts
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1980-02-06 |
1982-01-26 |
Phillips Petroleum Co. |
Polymerization catalyst and process
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1980-02-06 |
1983-01-11 |
Phillips Petroleum Company |
Titanium impregnated silica-chromium catalysts
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1980-02-06 |
1982-08-17 |
Phillips Petroleum Company |
Polymerization with titanium impregnated silica-chromium catalysts
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1980-12-31 |
1982-12-21 |
Phillips Petroleum Company |
Catalyst comprising chromium on silica/phosphate support
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1980-12-31 |
1984-04-24 |
Phillips Petroleum Company |
Polymerization process using catalysts comprising chromium on silica/phosphate support
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1981-02-26 |
1983-08-09 |
Oxidaciones Organicas, C.A. "Oxidor" |
Supported catalyst for the preparation of phthalic anhydride
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1981-08-14 |
1983-09-06 |
Phillips Petroleum Company |
Catalyst support treated with titanium polymer
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1981-08-14 |
1983-09-20 |
Phillips Petroleum Company |
Polymerization process using chromium on a support treated with titanium polymer
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1981-11-25 |
1984-01-03 |
Phillips Petroleum Company |
Polymerization with a silica base catalyst having titanium incorporated through use of peroxide
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1984-05-25 |
1989-10-31 |
Williams, Phillips & Umphlett |
Supported chromium oxide/boron catalyst
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1985-07-29 |
1989-04-04 |
Phillips Petroleum Company |
Polymerization process utilizing a silica-supported chromium oxide catalyst and boron-containing adjuvant
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1985-03-08 |
1988-06-28 |
Enron Chemical Company |
Copolymerization of ethylene
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1987-10-21 |
1993-10-19 |
John T. Hsieh |
Composition de catalyseur pour polymeriser des alpha-olefines et polymerisation de celles-ci avec cette composition
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1997-06-06 |
1998-12-09 |
Fina Research S.A. |
Catalyseurs à base de chrome modifiés par titanation pour la production de polyéthylène présentant une plus grande résistance à la fissuration sous contrainte
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Exxonmobil Chemical Patents Inc. |
Method of preparing a treated support
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2008-06-10 |
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Catalyst activation and resins therefrom
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2004-01-16 |
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Exxonmobil Chemical Patents Inc. |
Mesoporous catalyst support, a catalyst system, and method of making and using same for olefin polymerization
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2004-10-27 |
2006-05-11 |
Exxonmobil Chemical Patents Inc. |
Procede de preparation d'un support traite
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2007-01-25 |
2008-05-20 |
Exxonmobil Chemical Patents Inc. |
Method for catalyst preparation and improved polyethylene blow molding resin
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2008-11-21 |
2012-06-19 |
Equistar Chemicals, Lp |
Process for making ethylene homopolymers
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2011-11-30 |
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Chevron Phillips Chemical Company Lp |
Long chain branched polymers and methods of making same
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2013-11-20 |
2016-05-31 |
Equistar Chemicals, Lp |
Bimodal polymerization process utilizing chromium/silica catalysts
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2015-03-02 |
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Equistar Chemicals, Lp |
Catalyseurs et procédés de régulation des ramifications à longues chaînes dans les polyoléfines
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2015-04-29 |
2017-03-07 |
Chevron Phillips Chemical Company Lp |
Methods of preparing a catalyst
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Methods of preparing a catalyst
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铬系催化剂组分及其制备方法和铬系催化剂
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2016-09-30 |
2018-06-05 |
Chevron Phillips Chemical Company Lp |
Methods of preparing a catalyst
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2016-12-29 |
2022-03-08 |
Chevron Phillips Chemical Company Lp |
Methods of preparing a catalyst
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2016-12-29 |
2020-11-26 |
Chevron Phillips Chemical Company Lp |
Methods of Preparing a Catalyst
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2016-12-29 |
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Chevron Phillips Chemical Company Lp |
Methods of preparing a catalyst
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2017-04-24 |
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Chevron Phillips Chemical Company Lp |
Methods of preparing a catalyst
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2017-11-17 |
2019-12-24 |
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Methods of preparing a catalyst
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2017-11-17 |
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Chevron Phillips Chemical Company Lp |
Methods of preparing a catalyst utilizing hydrated reagents
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2018-04-16 |
2022-03-08 |
Chevron Phillips Chemical Company Lp |
Methods of preparing a catalyst with low HRVOC emissions
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2018-04-16 |
2020-01-28 |
Chevron Phillips Chemical Company Lp |
Methods of preparing a catalyst utilizing hydrated reagents
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2018-04-16 |
2020-07-28 |
Chevron Phillips Chemical Company Lp |
Methods of preparing a catalyst utilizing hydrated reagents
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2022-01-14 |
2023-07-20 |
Ecovyst Catalyst Technologies Llc |
Procédé de préparation d'un catalyseur cr/silice modifié par du titane
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