Issued Patents All Time
Showing 1–25 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7033504 | Method for recovering water soluble surfactants | Vitold R. Kruka | 2006-04-25 |
| 5756772 | Reducing polyethercyclicpolyol metal adhesion | Arthur H. Hale | 1998-05-26 |
| 5756639 | Copolymerization of polyetherpolyols with epoxy resins | Arthur H. Hale | 1998-05-26 |
| 5656576 | Reducing polyethercyclocpolyol metal adhesion | Arthur H. Hale | 1997-08-12 |
| 5646193 | Process to prepare two phase foam compositions and two phase foam compositions | Thomas F. Brownscombe, Ronald Marshall Bass, Pui K. Wong, William P. Gergen, Maryanne Mores | 1997-07-08 |
| 5558939 | Copolymerization of polyetherpolyols with epoxy resins | Arthur H. Hale | 1996-09-24 |
| 5428178 | Polyethercyclipolyols from epihalohydrins, polyhydric alcohols, and metal hydroxides or epoxy alcohols and optionally polyhydric alcohols with thermal condensation | Anne H. Zuzich, Harry Frank | 1995-06-27 |
| 5412115 | Polycondensation of phenolic hydroxyl-containing compounds and polyhydric alcohols and thermal condensation to form polyethercyclicpolyols | Anne H. Zuzich | 1995-05-02 |
| 5403963 | Process for the production of lower alcohols | Robert P. Adamski | 1995-04-04 |
| 5401860 | Copolymerization of polyethercyclicpolyols with epoxy resins | Harry Frank | 1995-03-28 |
| 5371244 | Polycondensation of dihydric alcohols and polyhydric alcohols and thermal condensation to form polyethercyclicpolyols | — | 1994-12-06 |
| 5371243 | Polyethercyclicpolyols from epihalohydrins, polyhydric alcohols, and metal hydroxides | Anne H. Zuzich, Harry Frank | 1994-12-06 |
| 5367089 | Polyethercyclicpolyols from epihalohydrins, polyhydric alcohols and metal hydroxides or epoxy alcohol and optionally polyhydric alcohols with addition of epoxy resins | Anne H. Zuzich | 1994-11-22 |
| 5338870 | Thermal condensation of polyhydric alcohols to form polyethercyclicpolyols | Eugene L. Holloway, Anne H. Zuzich | 1994-08-16 |
| 5302695 | Polycondensation of epoxy alcohols with polyhydric alcohols and thermal condensation to form polyethercyclicpolyols | Harry Frank, Anne H. Zuzich | 1994-04-12 |
| 5302728 | Polycondensation of phenolic hydroxyl-containing compounds and polyhydric alcohols and thermal condensation to form polyethercyclipolyols | Anne H. Zuzich | 1994-04-12 |
| 5286882 | Polyethercyclicpolyols from epihalohydrins, polyhydric alcohols and metal hydroxides or epoxy alcohol and optionally polyhydric alcohols with addition of epoxy resins | Anne H. Zuzich | 1994-02-15 |
| 5260269 | Method of drilling with shale stabilizing mud system comprising polycyclicpolyetherpolyol | Arthur H. Hale | 1993-11-09 |
| 5248664 | Water base drilling fluids comprising oil-in-alcohol emulsion | Arthur H. Hale | 1993-09-28 |
| 5248665 | Drilling fluids comprising polycyclic polyether polyol | Arthur H. Hale, Ashok K. R. Dewan | 1993-09-28 |
| 5233055 | Copolymerization of polyethercyclicpolyols with epoxy resins | Harry Frank | 1993-08-03 |
| 5204444 | Polycondensation of epoxy alcohols with polyhdric alcohols and thermal condensation to form polyethercyclicpolyols | Harry Frank, Anne H. Zuzich | 1993-04-20 |
| 5198416 | Alcohol-in-oil drilling fluid system comprising polycyclic polyetherpolyol | Arthur H. Hale | 1993-03-30 |
| 5198532 | Polycondensation of epihalohydrin and polyhydric alcohols and thermal condensation to form polyethercyclicpolyols | Harry Frank, Anne H. Zuzich | 1993-03-30 |
| 5149460 | Composition for H.sub.2 S removal | Donald C. Olson, John J. Miller, Wayne R. Miller, Zaida Diaz | 1992-09-22 |