Issued Patents 1997
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702651 | Use of oriented tabular aggregate in manufacture of high-flexural-strength concrete | Dennis L. Bean, Melvin C. Sykes, Judy C. Tom, Donald M. Walley | 1997-12-30 |
| 5698799 | Zone isolator module for use on a penetrometer | Landris T. Lee, Daniel A. Leavell | 1997-12-16 |
| 5657601 | Form tie rod spacer assembly for stay-in-place forms | Dennis L. Bean, William N. Brabston, Stafford S. Cooper, Roger Jones | 1997-08-19 |
| 5639195 | Helical panel fastener | William N. Brabston, Roger Jones | 1997-06-17 |
| 5624492 | Heat treatment in the control of the setting of cement | Jerry P. Burkes, Clifford E Grey, Toy S. Poole, Charles Weiss | 1997-04-29 |
| 5605570 | Alkali-activated glassy silicate foamed concrete | Dennis L. Bean | 1997-02-25 |
| 5595561 | Low-temperature method for containing thermally degradable hazardous wastes | Dennis L. Bean, Lillian D. Wakeley, Judy C. Tom, Melvin C. Sykes, William N. Brabston | 1997-01-21 |