Issued Patents All Time
Showing 25 most recent of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5523512 | Copper (I) carboxylate-containing olefin complexing reagents | Ted H. Cymbaluk, Marvin M. Johnson | 1996-06-04 |
| 5516966 | Methods of preparing cuprous and cupric carboxylates | Marvin M. Johnson, Ted H. Cymbaluk | 1996-05-14 |
| 5498824 | Methods of preparing cuprous and cupric carboxylates | Marvin M. Johnson, Ted H. Cymbaluk | 1996-03-12 |
| 5371258 | Methods of preparing cuprous and cupric carboxylates | Marvin M. Johnson, Ted H. Cymbaluk | 1994-12-06 |
| 5360632 | Reduced leaching of arsenic and/or mercury from solid wastes | Marvin M. Johnson, Maybin Simfukwe, Donald H. Kubicek | 1994-11-01 |
| 5268152 | Sulfur absorbents and process for removing sulfur from fluid streams | Gary A. Delzer, Ted H. Cymbaluk, Dennis R. Kidd | 1993-12-07 |
| 5259986 | Copper (I) carboxylate-containing olefin complexing reagents | Ted H. Cymbaluk, Marvin M. Johnson | 1993-11-09 |
| 5191153 | Method for preparing olefin complexing reagents and use thereof | Ted H. Cymbaluk, Donald C. Tabler, Marvin M. Johnson | 1993-03-02 |
| 5174919 | Sulfur absorbents and process for removing sulfur from fluid streams | Ted H. Cymbaluk, Dennis R. Kidd, Gary A. Delzer | 1992-12-29 |
| 5104570 | Method for preparing olefin complexing reagents and use thereof | Ted H. Cymbaluk, Donald C. Tabler, Marvin M. Johnson | 1992-04-14 |
| 5096682 | Trialkyl arsine removal from fluids | Patricia A. Tooley, Ted H. Cymbaluk, Marvin M. Johnson | 1992-03-17 |
| 5085844 | Sorption of trialkyl arsines | Tin-Tack Peter Cheung | 1992-02-04 |
| 5064626 | Trialkyl arsine sorbents | Marvin M. Johnson, Patricia A. Tooley, Gary A. Delzer, Ted H. Cymbaluk | 1991-11-12 |
| 5057642 | Removal of basic impurities from olefin streams | Marvin M. Johnson, Mary E. Rezac | 1991-10-15 |
| 5039638 | Conversion of spent butane isomerization catalysts to pentane isomerization catalysts | Ted H. Cymbaluk, Marvin M. Johnson | 1991-08-13 |
| 5024683 | Sorption of trialkyl arsines | Patricia A. Tooley, Tin-Tack Peter Cheung, Ted H. Cymbaluk, Marvin M. Johnson | 1991-06-18 |
| 4992620 | Removal of trialkyl arsines from fluids | Marvin M. Johnson, Joseph B. Cross, Patricia A. Tooley, Ted H. Cymbaluk | 1991-02-12 |
| 4971608 | Sorption and detection of trialkyl arsines | Patricia A. Tooley | 1990-11-20 |
| 4933159 | Sorption of trialkyl arsines | Patricia A. Tooley, Joseph B. Cross, Marvin M. Johnson, Ted H. Cymbaluk | 1990-06-12 |
| 4849576 | Pretreatment of butenes | Marvin M. Johnson, Ted H. Cymbaluk | 1989-07-18 |
| 4789530 | Absorption of hydrogen sulfide with an alkali metal ethylenediaminetetraacetate and/or alkali metal nitrilotriacetate | Marvin M. Johnson, Ted H. Cymbaluk | 1988-12-06 |
| 4716256 | Hydrogenation of dienes | Marvin M. Johnson | 1987-12-29 |
| 4671866 | Hydrodemetallization of oils | Daniel Coombs, Brent J. Bertus, Simon G. Kukes | 1987-06-09 |
| 4659688 | Mixed metal orthophosphates | Simon G. Kukes, Robert L. Banks | 1987-04-21 |
| 4619907 | Chromium phosphate catalyst | Marvin M. Johnson | 1986-10-28 |