Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5534657 | Isoparaffin-olefin alkylation | Bruce B. Randolph, Ronald G. Abbott, Kenneth J. Del Rossi | 1996-07-09 |
| 5414186 | Liquid acid alkylation catalyst and isoparaffin-olefin alkylation process | Tomas R. Melli | 1995-05-09 |
| 5386076 | Regeneration of HF-based alkylation catalyst | Tomas R. Melli | 1995-01-31 |
| 5382746 | Removal of light ASO in HF alkylation process | Tomas R. Melli, Sergei Yurchak | 1995-01-17 |
| 5380425 | Over alkylation and catalytic cracking for benzene conversion | James K. Wolfenbarger | 1995-01-10 |
| 5347064 | Multiple split feed isoparaffin-olefin alkylation | Kenneth J. Del Rossi, Albin Huss, Jr., Robert S. Kurtas | 1994-09-13 |
| 5345027 | Alkylation process using co-current downflow reactor with a continuous hydrocarbon phase | Kenneth J. Del Rossi, Albin Huss, Jr., Frederick J. Krambeck, Thomas R. Melli, Sergei Yurchak | 1994-09-06 |
| 5276243 | Sulfolane purification method | Michael Alan Better, Kenneth J. Del Rossi, Anagha A. Gupte, Tomas R. Melli, Sergei Yurchak | 1994-01-04 |
| 5264652 | Method for separating conjunct polymeric byproducts from mixture containing hydrofluoric acid and a sulfone | Edward H. Edelson, Anagha A. Gupte, Rafi Jalkian, Tomas R. Melli, Sergei Yurchak | 1993-11-23 |
| 5264650 | Sulfolane purification by hydrocarbon extraction | Michael Alan Better, Kenneth J. Del Rossi, Edward H. Edelson, Anagha A. Gupte, Rafi Jalkian +2 more | 1993-11-23 |
| 5264651 | Method for regenerating HF/sulfolane alkylation catalyst | Michael Alan Better, Tomas R. Melli, Sergei Yurchak | 1993-11-23 |
| 5262579 | Separation of sulfolane from conjunct polymeric byproducts | Anagha A. Gupte, Tomas R. Melli, Sergei Yurchak | 1993-11-16 |
| 5258568 | Single path alkylation method employing reduced acid inventory | Tomas R. Melli, Sergei Yurchak | 1993-11-02 |
| 5196626 | Film type alkylation process | Tomas R. Melli | 1993-03-23 |
| 5191150 | Method for separating conjunct polymeric byproducts from mixture containing hydrofluoric acid and a sulfone | Tomas R. Melli, Sergei Yurchak | 1993-03-02 |
| 5120895 | Low acid inventory alkylation | Tomas R. Melli | 1992-06-09 |
| 5073665 | Process for alkylating olefins and isoparaffins in a fixed bed reactor | Albin Huss, Jr., Frederick J. Krambeck, Francis P. Ragonese, Robert T. Thomson, Sergei Yurchak | 1991-12-17 |
| 5071627 | Reactor system for conducting a chemical conversion | Byung C. Choi, Francis P. Ragonese | 1991-12-10 |
| 5037538 | Catalytic cracking process with isolated catalyst for conversion of NO.sub. x | Arthur A. Chin, Paul H. Schipper | 1991-08-06 |
| 5012014 | Catalyst pretreatment for olefin hydration | Byung C. Choi, Francis P. Ragonese | 1991-04-30 |
| 5012033 | Isoparaffin-olefin alkylation process and catalyst composition thereof | Albin Huss, Jr., Clinton R. Kennedy, David O. Marler, Samuel A. Tabak | 1991-04-30 |
| 4997800 | Fluidized bed combustion | — | 1991-03-05 |
| 4966087 | Fluidized bed coal/coke combustion | — | 1990-10-30 |
| 4956518 | Heterogeneous isoparaffin/olefin alkylation | Tai-Sheng Chou, Albin Huss, Jr., Clinton R. Kennedy, Francis P. Ragonese, Samuel A. Tabak | 1990-09-11 |
| 4935552 | Dual stage process for the production of ethers | Byung C. Choi, Francis P. Ragonese | 1990-06-19 |