Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8703088 | Process for removing hydrazine from hydroxlyamine solutions | Alan S. Rothenberg, Haunn-Lin Tony Chen, Lino G. Magliocco, Thomas P. Sassi | 2014-04-22 |
| 8685256 | Microdispersions of hydroxamated polymers and methods of making and using them | Alan S. Rothenberg, Haunn-Lin Tony Chen, Lino G. Magliocco, Thomas P. Sassi | 2014-04-01 |
| 8216534 | Water-in-oil-in-water emulsions of hydroxamated polymers and methods for using the same | Franklyn A. Ballentine | 2012-07-10 |
| 6642351 | Dispersal of polyacrylamides | John Harlukowicz, Roderick G. Ryles | 2003-11-04 |
| 5847056 | Method of making polymers containing hydroxamate functional groups | Alan S. Rothenberg, C. Joseph Calbick | 1998-12-08 |
| 5539046 | Blends of hydroxamated polymer emulsions with polyacrylate emulsions | — | 1996-07-23 |
| 5516435 | Blends of hydroxamated polymer emulsions with polyacrylate emulsions | — | 1996-05-14 |
| 4902751 | Preparation of modified acrylamide polymers | Donald P. Spitzer | 1990-02-20 |
| 4778921 | Novel process of alkoxy and aryloxy isothiocyanate preparation | Samuel S. Wang, Peter J. Strydom | 1988-10-18 |
| 4482500 | Process for the preparation of N-allyl-O-alkyl thionocarbamates | — | 1984-11-13 |
| 4456560 | Process for the preparation of N-allyl-O-alkyl thionocarbamates | — | 1984-06-26 |
| 4360615 | Addition agent composition | Samuel S. Wang | 1982-11-23 |
| 4231868 | Process for dewatering mineral and coal concentrates | Samuel S. Wang | 1980-11-04 |
| 4210531 | Process for dewatering mineral concentrates | Samuel S. Wang | 1980-07-01 |
| 4207186 | Process for dewatering mineral concentrates | Samuel S. Wang, Charles Dugan | 1980-06-10 |
| 4206063 | Dewatering aid composition | Samuel S. Wang, Charles Dugan | 1980-06-03 |
| 4199065 | Process for recovery of fine coal | Samuel S. Wang, Eugene L. Smith, Jr. | 1980-04-22 |
| 4196092 | Conditioning agent for froth flotation of fine coal | Samuel S. Wang, Eugene L. Smith, Jr. | 1980-04-01 |