Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6955796 | Process for total environmental remediation of a phosphorus contaminated site | George Walter Luxbacher | 2005-10-18 |
| 6620396 | Method of removing phosphorus from sludge | — | 2003-09-16 |
| 6451276 | Recovery of elemental phosphorus from phosphorus sludge | James R. Brooks, David Charles Potts | 2002-09-17 |
| 6446812 | Removal of elemental phosphorus from mixtures with other solids | Charles N. Sturdivant, George Walter Luxbacher, Kenneth R. Price | 2002-09-10 |
| 5879540 | Process for reducing corrosion in a system for separating aromatic hydrocarbons from a mixture with aliphatic hydrocarbons | Kevin Zinke, Dean R. Lagerwall, David E. Albright, David J. Harrigan, Chandrasekhar Krishnan | 1999-03-09 |
| 5629465 | Manufacturing olefins from gas oil | Mohamed W. M. Hisham | 1997-05-13 |
| 5382745 | Separating vinylcyclohexene from a butadiene extracting solvent | Ronald F. Spohn | 1995-01-17 |
| 5368832 | Zero discharge process for manufacturing of phosphorous acid and hypophosphorous acid | Harry E. Buckholtz, Frederick C. Leitert, David A. Flautt | 1994-11-29 |
| 5001250 | Purification of bidentate organophosphorous extractants | — | 1991-03-19 |
| 4990674 | Synthesis of aliphatic aromatic phosphine oxides | — | 1991-02-05 |
| 4790983 | High absorbtivity sodium tripolyphosphate | — | 1988-12-13 |
| 4760208 | Process for coupling telomers of chlorotrifluoroethylene | — | 1988-07-26 |
| 4577044 | Preparation of chlorotrifluoroethylene telomers with fluoroxytrifluoromethane | Donald H. Campbell, Michael J. Fifolt | 1986-03-18 |
| 4575419 | Differential flotation reagent for molybdenum separation | John A. Peterson, Joseph S. Wisnouskas | 1986-03-11 |
| 4533762 | Preparation of chlorotrifluoroethylene telomers with bisfluoroxydifluoromethane | Donald H. Campbell, Michael J. Fifolt | 1985-08-06 |
| 4518573 | Differential flotation reagent and method of preparation | John A. Peterson, Joseph S. Wisnouskas | 1985-05-21 |