Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882418 | Washing arylene sulfide polymers with water plus a reducing agent | Guy Senatore, Afif M. Nesheiwat | 1989-11-21 |
| 4839411 | Solid state curing of poly(arylene sulfide) resins in reduced oxygen atmospheres | Kenneth C. Hoover, Joseph E. Figard | 1989-06-13 |
| 4807672 | Empty-full indicator for solids tanks and blenders | Jimmy M. Gilbreth | 1989-02-28 |
| 4801664 | Acid wash of polyarylene sulfides | Afif M. Nesheiwat, Guy Senatore | 1989-01-31 |
| 4730034 | Recovering poly(arylene sulfide) oligomers from a poly(arylene sulfide) reaction mixture | Afif M. Nesheiwat, Guy Senatore | 1988-03-08 |
| 4613484 | Loop reactor settling leg system for separation of solid polymers and liquid diluent | C. A. Ayres, John N. Scott, Jr. | 1986-09-23 |
| 4589957 | Monomer and diluent recovery | Donald O. Hanson | 1986-05-20 |
| 4529818 | Continuous process for the production of alkali metal n-methylaminobutyrate | Afif M. Nesheiwat | 1985-07-16 |
| 4524200 | Granular poly(arylene sulfide) recovery using evaporation | Afif M. Nesheiwat, Guy Senatore | 1985-06-18 |
| 4510316 | Purification of N-methylpyrrolidone | James W. Cleary, Afif M. Nesheiwat | 1985-04-09 |
| 4501885 | Diluent and inert gas recovery from a polymerization process | Janet L. Inkrott | 1985-02-26 |
| 4451643 | Production of arylene sulfide polymer beads | James T. Edmonds, Jr. | 1984-05-29 |
| 4436901 | Hydrocarbon wash liquid for catalyst separation | — | 1984-03-13 |
| 4424341 | Separation of solid polymers and liquid diluent | Donald O. Hanson | 1984-01-03 |
| 4376196 | Arylene sulfide polymer purification | James T. Edmonds, Jr. | 1983-03-08 |
| 4368321 | Elevated, declining pressure dehydration of poly(arylene sulfide) prepolymerization mixture | Harry B. Hammer | 1983-01-11 |
| 4263451 | Removing carbonaceous contaminant from zinc oxide | Ronnie L. Lewis | 1981-04-21 |
| 4235607 | Method and apparatus for the selective absorption of gases | Richard A. Kinder | 1980-11-25 |