| 6524330 |
Method of ocular treatment |
Bahram Khoobehi, Gholam A. Peyman |
2003-02-25 |
| 4976866 |
Concentric tubular membrane device and process useful in ion exchange or absorbent processes |
H. Hunter Paalman |
1990-12-11 |
| 4910002 |
Cyclic process for the removal of NO.sub.x and SO.sub.x from gas streams using a water-soluble, polymeric chelate of a polyvalent metal and membrane separation means |
— |
1990-03-20 |
| 4859437 |
Process for the removal of H2S from fluid streams using a water soluble polymeric chelate of an oxidizing polyvalent metal |
— |
1989-08-22 |
| 4808385 |
Process for the removal of H.sub.2 S from fluid streams using a water soluble polymeric chelate of an oxidizing polyvalent metal |
— |
1989-02-28 |
| 4778664 |
Process for the removal of NO from fluid streams using a water soluble polymeric chelate of a polyvalent metal |
— |
1988-10-18 |
| 4755298 |
Process for removing boron ions from aqueous solutions |
— |
1988-07-05 |
| 4741831 |
Process and composition for removal of metal ions from aqueous solutions |
— |
1988-05-03 |
| 4708854 |
Process for the removal of NO from fluid streams using a water-soluble polymeric chelate of a polyvalent metal |
— |
1987-11-24 |
| 4451375 |
Iodine adsorption via picolylamine ion exchange resins |
— |
1984-05-29 |
| 4382872 |
Metallurgical extractant system |
— |
1983-05-10 |
| 4254087 |
Extraction of copper, nickel and cobalt using alkylaromatic sulfonic acids and chelating amines |
— |
1981-03-03 |
