Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6592827 | Sampling system for fluidized bed gas phase polymerization reaction systems | Daniel P. Zilker, Jr., Christopher Scott Hunnisett, Donald R. Fields, Jr. | 2003-07-15 |
| 6460412 | Detection of dynamic fluidized bed level in a fluidized bed polymerization reactor using ultrasonic waves or microwaves | Ping Cai | 2002-10-08 |
| 6384157 | Method of detecting and correcting local defluidization and channeling in fluidized-bed reactors for polymerization | Ping Cai, Ivan J. Hartley, Lance L. Jacobsen | 2002-05-07 |
| 6255420 | Start-up process for gas phase production of polybutadiene | Albert G. Dietz, III, Daniel P. Zilker, Jr. | 2001-07-03 |
| 6111034 | Static control in olefin polymerization | Mark G. Goode, Clark C. Williams, Fathi David Hussein, Thomas J. McNeil | 2000-08-29 |
| 6011128 | Process for conditioning a gas-phase reactor to produce an ethylene-propylene or ethylene-propylene-diene rubber | Robert Steven Eisinger, Fathi David Hussein, Daniel P. Zilker, Jr. | 2000-01-04 |
| 5912309 | Gas phase fluidized bed polymerization process using sonic cleaner with optimum design and operation | Ping Cai, Roger B. Painter, William Jene Price, David Merrill Rebhan | 1999-06-15 |
| 5844054 | Process control in the presence of chromium based catalysts | Paul K. Samples, William A. Matthews, John R. Parrish, Ivan J. Hartley | 1998-12-01 |
| 5627242 | Process for controlling gas phase fluidized bed polymerization reactor | Lance L. Jacobsen, John R. Parrish | 1997-05-06 |
| 5625012 | Process for reducing polymer build-up in recycle lines and heat exchangers during polymerization of alpha olefins | Fathi David Hussein, Xinlai Bai | 1997-04-29 |
| 5616661 | Process for controlling particle growth during production of sticky polymers | Ronald S. Eisinger, Christopher Scott Hunnisett, Fathi David Hussein, Kevin J. Cann | 1997-04-01 |
| 5548040 | Process for passivation of a reactor after shutdown of alpha olefin polymerization processes | Kevin J. Cann, Fathi David Hussein, Daniel P. Zilker, Jr. | 1996-08-20 |
| 5510433 | Process for the production of sticky polymers | Edgar C. Baker, Jose Fernando Cevallos-Candau, Fathi David Hussein, Allen Noshay | 1996-04-23 |
| 5461123 | Gas phase fluidized bed polyolefin polymerization process using sound waves | Gyung-Ho Song, Roger B. Painter | 1995-10-24 |
| 5416175 | Method for reducing sheeting during polymerization of .alpha.-olefins | Gyung-Ho Song, Fathi David Hussein, Henry B. Hinckley | 1995-05-16 |
| 5376743 | Process for the production of sticky polymers | Edgar C. Baker, Jose Fernando Cevallos-Candau, Fathi David Hussein, Allen Noshay | 1994-12-27 |
| 5367037 | Process for producing ethylene/propylene/ethylidene norbornene rubbers | Mahmoud R. Rifi, Mark J. Kriss, Han Liu | 1994-11-22 |
| 5342907 | Ethylene/propylene copolymer rubbers | Kevin J. Cann, Fathi David Hussein, Daniel P. Zilker, Jr., James W. Nicoletti, Xinlai Bai | 1994-08-30 |
| 5264506 | Process for producing sticky polymers | Ronald S. Eisinger, Fathi David Hussein, David N. Edwards | 1993-11-23 |
| 5194526 | Process for producing sticky polymers | Fathi David Hussein | 1993-03-16 |
| 5187246 | Process for making EPR resins | Edgar C. Baker, Francis G. Stakem, Allen Noshay, Arthur E. Marcinkowsky | 1993-02-16 |
| 5149738 | Process for the in situ blending of polymers | Frederick J. Karol, Sari-Beth Samuels | 1992-09-22 |
| 5126398 | Process for the in situ blending of polymers | Frederick J. Karol, Sari-Beth Samuels | 1992-06-30 |
| 5106926 | Preparation of ethylene/1-octene copolymers of very low density in a fluidized bed reactor | Ronald S. Eisinger | 1992-04-21 |
| 5106927 | Process for producing ethylene/propylene/ethylidene norbornene rubbers | Mahmoud R. Rifi, Mark J. Kriss, Han Liu | 1992-04-21 |