Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6362374 | Composition of and method for polysulfides having a reduced odor level | Roger L. Sowerby, Bharat B. Malik, Victor A. Gober | 2002-03-26 |
| 6242618 | H2S scavengers for polysulfide products and methods for scavenging H2S from polysulfide products | Bharat B. Malik | 2001-06-05 |
| 5821202 | Hydrocarbon stream antifoulant method using bridged alkyl phenates | Bharat B. Malik | 1998-10-13 |
| 5368777 | Use of dispersant additives as process antifoulants | — | 1994-11-29 |
| 5342505 | Use of polyalkenyl succinimides-glycidol reaction products as antifoulants in hydrocarbon process media | — | 1994-08-30 |
| 5292425 | Use of the reaction products of polyalkenylsuccinimides, triazoles, and aldehydes as anti foulants in hydrocarbon process media | — | 1994-03-08 |
| 5271824 | Methods for controlling fouling deposit formation in a liquid hydrocarbonaceous medium | Paul V. Roling | 1993-12-21 |
| 5211834 | Method for controlling fouling deposit formation in a liquid hydrocarbonaceous medium using boronated derivatives of polyalkenylsuccinimides | — | 1993-05-18 |
| 5211836 | Reaction products of polyalkenyl succinic anhydrides with aromatic secondary amines and aminoalcohols as process antifoulants | — | 1993-05-18 |
| 5211835 | Use of reaction products of partially glycolated polyalkenyl succinimides and diisocyanates as antifoulants in hydrocarbon process media | — | 1993-05-18 |
| 5194142 | Method for controlling fouling deposit formation in a liquid hydrocarbonaceous medium | — | 1993-03-16 |
| 5183555 | Method for controlling fouling deposit formation in a liquid hydrocarbonaceous medium | Paul V. Roling | 1993-02-02 |
| 5183554 | Method for controlling fouling deposit formation in a liquid hydrocarbonaceous medium | — | 1993-02-02 |
| 5171420 | Method for controlling fouling deposit formation in a liquid hydrocarbonaceous medium | — | 1992-12-15 |
| 5171421 | Method for controlling fouling deposit formation in a liquid hydrocarbonaceous medium | — | 1992-12-15 |
| 5139643 | Phosphorus derivatives of polyalkenylsuccinimides and methods of use thereof | Paul V. Roling, Bruce E. Wright | 1992-08-18 |
| 5064524 | Passivation of FCC catalysts | — | 1991-11-12 |
| 5019241 | Method of passivating alkali metals on fluid catalytic cracking catalysts using aluminum containing compounds | — | 1991-05-28 |
| 5000836 | Method and composition for retarding coke formation during pyrolytic hydrocarbon processing | — | 1991-03-19 |
| 4962264 | Methods for retarding coke formation during pyrolytic hydrocarbon processing | — | 1990-10-09 |
| 4927519 | Method for controlling fouling deposit formation in a liquid hydrocarbonaceous medium using multifunctional antifoulant compositions | — | 1990-05-22 |
| 4927561 | Multifunctional antifoulant compositions | — | 1990-05-22 |
| 4913801 | Passivation of FCC catalysts | — | 1990-04-03 |
| 4889614 | Methods for retarding coke formation during pyrolytic hydrocarbon processing | — | 1989-12-26 |
| 4828674 | Method for controlling fouling deposit formation in a liquid hydrocarbonaceous medium | — | 1989-05-09 |