Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6958375 | Chromium support-agglomerate-transition metal polymerization catalysts and processes utilizing same | Keng-Yu Shih, Dean A. Denton | 2005-10-25 |
| 6946420 | Coordination catalyst systems employing chromium support-agglomerate and method of their preparation | Keng-Yu Shih, Dean A. Denton | 2005-09-20 |
| 6734131 | Heterogeneous chromium catalysts and processes of polymerization of olefins using same | Keng-Yu Shih, Dean A. Denton | 2004-05-11 |
| 6670302 | High pore volume polyolefin catalyst | Dean A. Denton | 2003-12-30 |
| 5714424 | Multi-component polyolefin catalysts | John L. Warthen | 1998-02-03 |
| RE34911 | High pore volume and pore diameter aluminum phosphate | — | 1995-04-18 |
| 5292701 | High pore volume and pore diameter aluminum phosphate and method of making the same | Yves Parent | 1994-03-08 |
| 5030431 | High pore volume and pore diameter aluminum phosphate | — | 1991-07-09 |
| 4474824 | Methods of preparing hydrous silica gels | Robert B. DeWolf, II | 1984-10-02 |
| 4303641 | Hydrous silica gel containing dentifrice | Robert B. DeWolf, II | 1981-12-01 |
| 4260396 | Compositions for polishing silicon and germanium | — | 1981-04-07 |