| Patent No. | Patent Title: |
| 4776948 | Fractionation method with quench liquid recycle |
| 4776945 | Single-stage hydrotreating process |
| 4772379 | Extraction and liquefaction of fossil fuels using gamma irradiati... |
| 4753721 | Process for resid hydrotreating employing feed distributor |
| 4752377 | Fluid catalyst process with steam injection into catalyst standpi... |
| 4751346 | Process for separating ethylbenzene from xylenes by selective ads... |
| 4750988 | Vanadium passivation in a hydrocarbon catalytic cracking process |
| 4750990 | Membrane separation of hydrocarbons using cycloparaffinic solvent... |
| 4750989 | Catalyst inventory determination |
| 4749471 | Closed FCC cyclone process |
| 4749469 | Process control system for multi-reactor hydrocarbon conversion p... |
| 4748288 | Process for the separation of solvents from hydrocarbons dissolve... |
| 4747912 | Cracking furnace control |
| 4748292 | Method for removing polyhalogenated hydrocarbons from non-polar o... |
| 4744887 | Solid addition and withdrawal |
| 4744884 | Process for producing lubrication oil of high viscosity index |
| 4743356 | Increasing resid hydrotreating conversion |
| 4741822 | Procedure for hydrogenation of coal by means of liquid phase and ... |
| 4740293 | Premium coke from a blend of pyrolysis tar and hydrotreated decan... |
| 4737264 | Heavy oil distillation system |
| 4737263 | Process and apparatus for catalytic dewaxing of paraffinic stocks... |
| 4737267 | Oil shale processing apparatus and method |
| 4735703 | Method of increasing the concentration of straight chain paraffin... |
| 4735704 | Liquid removal enhancement |
| 4735706 | Process and apparatus for coal hydrogenation |
| 4732665 | High severity catalytic reforming process |
| 4731175 | Preheat control for a fractional distillation process |
| 4728414 | Solvent dewaxing using combination poly (n-C24) a... |
| 4728413 | Agitated dewaxing employing modified agitator means |
| 4727218 | Procedure and means for separating or purifying organic substance... |
| 4726894 | Distillation cut point control |
| 4726893 | Catalytic crackins process control |
| 4725350 | Process for extracting oil and hydrocarbons from crushed solids u... |
| 4722783 | Conditioning of recycle shale in retorting process |
| 4721560 | Static mixer retorting of oil shale |
| 4721557 | Combination process for the conversion of a residual asphalt... |
| 4720337 | Hydrodewaxing method with interstage separation of light products |
| 4720338 | Premium coking process |
| 4717468 | Distillation process control for maximum recovery using minimum e... |
| 4717467 | Process for mixing fluid catalytic cracking hydrocarbon feed and ... |
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