Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8471052 | High-yield production of organic nitriles | Anil R. Oroskar, Asha A. Oroskar | 2013-06-25 |
| 6670509 | Conversion of organic substrates to oxygenates or olefins using a bicyclo imide promoter | David W. House | 2003-12-30 |
| 6395942 | Increasing the thermal stability of a vinyl aromatic polymerization inhibitor | Robert R. Frame | 2002-05-28 |
| 6395943 | Process for inhibiting the polymerization of vinyl aromatic compounds | Robert R. Frame | 2002-05-28 |
| 5869717 | Process for inhibiting the polymerization of vinyl aromatics | Robert R. Frame | 1999-02-09 |
| 5705078 | Oxidative removal of aqueous cyanide by manganese(IV)-containing oxides | Tom N. Kalnes, Gregory J. Lewis | 1998-01-06 |
| 5698103 | Extraction of water-soluble metal chelates used as catalysts in sweetening sour hydrocarbon feedstocks | — | 1997-12-16 |
| 5476596 | Oxidation and hydrolysis of cyanides using metal chelates on supports of metal oxide solid solutions | — | 1995-12-19 |
| 5376285 | Oxidative removal of aqueous metal-complexed cyanide under acidic conditions | Robert R. Frame, Tom N. Kalnes, Mark D. Moser | 1994-12-27 |
| 5273663 | Oxidative removal of aqueous cyanide under acidic conditions | Robert R. Frame, Tom N. Kalnes, Mark D. Moser | 1993-12-28 |
| 5254138 | Fuel composition containing a quaternary ammonium salt | — | 1993-10-19 |
| 5225597 | Selective, high purity preparation of N-monoalkyl alkylenediamines | — | 1993-07-06 |
| 5214211 | Alkylation of diarylamines with olefins using rare earth modified pillared clays | Jennifer S. Holmgren | 1993-05-25 |
| 5126489 | Acylation of aromatic compounds by acid anhydrides using solid acid catalysts | — | 1992-06-30 |
| 5073654 | Synthesis of the 5- and 6- methyltetralins by continuous methylation of tetralin | Blaise J. Arena | 1991-12-17 |
| 5013564 | Reduced monascus pigment derivatives as yellow food colorants | Edward J. St. Martin, Elaine F. Schumacher, Ronald P. Rohrbach | 1991-05-07 |
| 5013565 | Water-soluble red pigments from monascorubrin and rubropunctatin as food colorants | Edward J. St. Martin, Elaine F. Schumacher | 1991-05-07 |
| 4970302 | Selective catalytic conversion of cyanohydrins to their corresponding aldehydes without concurrent amine formation | Blaise J. Arena | 1990-11-13 |
| 4939304 | Continuous and selective catalytic conversion of cyanohydrins to their corresponding aldehydes | Blaise J. Arena | 1990-07-03 |
| 4758251 | Separation of gases through gas enrichment membrane composites | Raymond J. Swedo | 1988-07-19 |
| 4544796 | Solvent extraction of aromatic compounds using alkylsulfoxide solvents | Dusan J. Engel, Richard L. Fergin | 1985-10-01 |
| 4482741 | Preparation of xylylenediamine | — | 1984-11-13 |
| 4448994 | Reduction of C-nitrosoarylamines | — | 1984-05-15 |
| 4447652 | Preparation of alkyl aryl ethers | — | 1984-05-08 |
| 4380677 | Preparation of 2,6-di-tert-butyl-4-alkylphenols | — | 1983-04-19 |