Issued Patents 1989
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832919 | Olefin fractionation and catalytic conversion system with heat exchange means | Bernard S. Wright, Chung H. Hsia | 1989-05-23 |
| 4832920 | Olefin fractionation and catalytic conversion system | Chung H. Hsia, Bernard S. Wright | 1989-05-23 |
| 4830728 | Upgrading naphtha in a multiple riser fluid catalytic cracking operation employing a catalyst mixture | Joseph A. Herbst, Paul H. Schipper | 1989-05-16 |
| 4831205 | Catalytic conversion of light olefinic feedstocks in a FCC plant | Frederick J. Krambeck, Samuel A. Tabak | 1989-05-16 |
| 4831203 | Integrated production of gasoline from light olefins in a fluid cracking process plant | Samuel A. Tabak | 1989-05-16 |
| 4831195 | Production of ethers from methanol | Mohsen N. Harandi | 1989-05-16 |
| 4830635 | Production of liquid hydrocarbon and ether mixtures | Mohsen N. Harandi | 1989-05-16 |
| 4826507 | Integrated etherification and oxygenates to gasoline process | Mohsen N. Harandi | 1989-05-02 |
| 4827069 | Upgrading light olefin fuel gas and catalytic reformate in a turbulent fluidized bed catalyst reactor | J. Douglas Kushnerick, Mohsen N. Harandi | 1989-05-02 |
| 4827046 | Extraction of crude methanol and conversion of raffinate | Mohsen N. Harandi | 1989-05-02 |
| 4827045 | Etherification of extracted crude methanol and conversion of raffinate | Mohsen N. Harandi | 1989-05-02 |
| 4826586 | Single riser fluidized catalytic cracking process utilizing a C.sub.3-4 paraffin-rich co-feed and mixed catalyst system | Joseph A. Herbst, Paul H. Schipper | 1989-05-02 |
| 4822480 | Hydrocarbon product stripping | Mohsen N. Harandi, Michael T. Siuta | 1989-04-18 |
| 4820493 | Apparatus for mixing fluid catalytic cracking hydrocarbon feed and catalyst | James H. Haddad | 1989-04-11 |
| 4820404 | Cooling of stripped catalyst prior to regeneration in cracking process | — | 1989-04-11 |
| 4814519 | Production of ethers from olefins | Mohsen N. Harandi | 1989-03-21 |
| 4814068 | Fluid catalytic cracking process and apparatus for more effective regeneration of zeolite catalyst | Josheph A. Herbst, Paul H. Schipper | 1989-03-21 |
| 4810360 | Method and apparatus for withdrawal of small catalyst particles in FCC systems | James H. Haddad, Klaus W. Schatz | 1989-03-07 |
| 4802971 | Single riser fluidized catalytic cracking process utilizing hydrogen and carbon-hydrogen contributing fragments | Joseph A. Herbst, Paul H. Schipper | 1989-02-07 |