Issued Patents All Time
Showing 51–75 of 156 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4980049 | Catalytic cracking of heavy oils | Billy K. Huh | 1990-12-25 |
| 4973399 | Catalytic cracking of hydrocarbons | Gary J. Green, David S. Shihabi | 1990-11-27 |
| 4967030 | Hydrocracking high viscosity synthetic lubricant | Michael E. Landis, Bruce P. Pelrine | 1990-10-30 |
| 4962276 | Process for removing mercury from water or hydrocarbon condensate | — | 1990-10-09 |
| 4938936 | Hydrogen fluoride vapor containment and neutralization | — | 1990-07-03 |
| 4919792 | Clarification of slurry oil | Billy K. Huh | 1990-04-24 |
| 4915818 | Use of dilute aqueous solutions of alkali polysulfides to remove trace amounts of mercury from liquid hydrocarbons | — | 1990-04-10 |
| 4909926 | Method for removing mercury from hydrocarbon oil by high temperature reactive adsorption | — | 1990-03-20 |
| 4899017 | Process for the selective separation of para-xylene from C8 aromatic mixtures | — | 1990-02-06 |
| 4895708 | Removal of mercury from natural gas | — | 1990-01-23 |
| 4892567 | Simultaneous removal of mercury and water from fluids | — | 1990-01-09 |
| 4865444 | Apparatus and method for determining luminosity of hydrocarbon fuels | Gary J. Green | 1989-09-12 |
| 4861894 | Pyridine and alkylpyridine synthesis using a crystalline silicate catalyst having the ZSM-5 structure | Emmerson Bowes | 1989-08-29 |
| 4859491 | Process for repairing a cryogenic heat exchanger | — | 1989-08-22 |
| 4851374 | Apparatus and method for regenerating coked fluid cracking catalyst | Gary J. Green | 1989-07-25 |
| 4828680 | Catalytic cracking of hydrocarbons | Gary J. Green, Billy K. Huh | 1989-05-09 |
| 4828591 | Method and apparatus for the liquefaction of natural gas | — | 1989-05-09 |
| 4828575 | Drying low rank coal and retarding spontaneous ignition | Edward J. Bellow, John C. Bixel, William F. Heaney | 1989-05-09 |
| 4813987 | Process for the liquefaction of natural gas | Harold S. Chung, Alan Silverman | 1989-03-21 |
| 4813986 | Process for the low temperature deriming of cryogenic heat exchangers | John D. Humble | 1989-03-21 |
| 4814152 | Process for removing mercury vapor and chemisorbent composition therefor | — | 1989-03-21 |
| 4804801 | Process for converting C.sub.2 to C.sub.8 aliphatics to aromatics over a metal-activated zeolite | — | 1989-02-14 |
| 4795565 | Clean up of ethanolamine to improve performance and control corrosion of ethanolamine units | — | 1989-01-03 |
| 4764219 | Clean up and passivation of mercury in gas liquefaction plants | — | 1988-08-16 |
| 4746326 | Cetane number of diesel fuel by incorporating polynitrate esters and stabilizers | — | 1988-05-24 |