Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5299749 | Method of winding hollow fiber membranes | Robert M. Thorogood, Robin Joyce Maliszewskyj, Pushpinder S. Puri | 1994-04-05 |
| 5158581 | Fluid separation membrane module with hollow fibers having segregated active surface regions | — | 1992-10-27 |
| RE34115 | Method for modifying asymmetric membranes by endo-treating | R. Douglas Burchesky, Salvatore Giglia | 1992-10-27 |
| 4865736 | Hollow fiber separatory module with encased fiber bundle | — | 1989-09-12 |
| 4812184 | Method of manufacturing a hollow filament separatory module with constricted bundle end | Salvatore Giglia | 1989-03-14 |
| 4784880 | Method for modifying asymmetric membranes by endo-treating | R. Douglas Burchesky, Salvatore Giglia | 1988-11-15 |
| 4709831 | Threaded end enclosure | — | 1987-12-01 |
| 4676808 | Module for multistage gas separation | — | 1987-06-30 |
| 4632756 | Multiple bundle separatory module | Friedhelm Bilewski, Robert E. Sebring, Daniel Kenneth Schiffer | 1986-12-30 |
| 4631128 | Permselective hollow fiber bundle | Fred Bilewski | 1986-12-23 |
| 4550123 | Thermally plastifiable compositions for microporous sorbent structure | George Lopatin, James P. Walton, Jr. | 1985-10-29 |
| 4508852 | Compositions and method of preparation by chlorosulfonation of difficultly sulfonatable poly(ether sulfone) | Benjamin Bikson, Gertrud Gotz | 1985-04-02 |
| 4467001 | Process and device for applying, drying and curing a coating on filaments | Robert Douglas Burchesky | 1984-08-21 |
| 4414368 | Chlorosulfonated polysulfones and derivatives thereof | Chunghi H. Park, Samuel Cameron Williams | 1983-11-08 |
| 4413106 | Heterogeneous sulfonation process for difficultly sulfonatable poly(ether sulfone) | Gertrud Gotz | 1983-11-01 |
| 4351092 | Method of fabrication of coreless hollow filament separatory module | Robert E. Sebring | 1982-09-28 |
| 4342811 | Open-celled microporous sorbent-loaded textile fibers and films and methods of fabricating same | George Lopatin, James P. Walton, Jr. | 1982-08-03 |
| 4328730 | Means for slicing module termination plug | Friedhelm Bilewski | 1982-05-11 |
| 4315877 | Methods of fabricating sorbent-cored textile yarns | George Lopatin | 1982-02-16 |
| 4302509 | Sorbent-cored textile yarns | George Lopatin | 1981-11-24 |
| 4220489 | Method of fabricating a hollow filament separator module | John H. Beale, Robert B. Davis | 1980-09-02 |
| 4210536 | Hollow filament separatory module | Robert E. Sebring | 1980-07-01 |
| 4207192 | Hollow filament separatory module and method of fabrication | Robert Douglas Burchesky, Robert E. Sebring | 1980-06-10 |