Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8409344 | Cement and methods of preparing cement | Richard J. Schorr, Suvankar Sengupta, Gary Gordon, Debabrata Rautaray | 2013-04-02 |
| 6261986 | Production and article of iron/surfactant-modified zeolite pellets to retain and destroy water pollutants | Robert S. Bowman | 2001-07-17 |
| 4976760 | Porous ceramic article for use as a filter for removing particulates from diesel exhaust gases | Robert C. Schenck | 1990-12-11 |
| 4963515 | Lightweight hydrogel-bound aggregate shapes and process for producing same | — | 1990-10-16 |
| 4878947 | Method for manufacture of porous refractory articles | — | 1989-11-07 |
| 4871495 | Process for producing porous ceramic filter for filtering of particulates from diesel exhaust gases | Robert C. Schenck | 1989-10-03 |
| 4846906 | Methods for the manufacture of porous ceramic shapes containing membraneous surfaces | Robert C. Schenck | 1989-07-11 |
| 4814300 | Porous ceramic shapes, compositions for the preparation thereof, and method for producing same | — | 1989-03-21 |
| 4812424 | Kiln furniture for the firing of ceramic articles | Robert C. Schenck | 1989-03-14 |
| 4432798 | Aluminosilicate hydrogel bonded aggregate articles | William B. Shook | 1984-02-21 |
| 4357165 | Aluminosilicate hydrogel bonded granular compositions and method of preparing same | William B. Shook | 1982-11-02 |