| 9753294 |
Eyewear system, apparatus and method for stereoscopically viewing motion pictures |
— |
2017-09-05 |
| 8717425 |
System for stereoscopically viewing motion pictures |
— |
2014-05-06 |
| 5437819 |
Fluid contacting apparatus and methods of making the same |
— |
1995-08-01 |
| 5296205 |
Multi-bed mass transfer column with mobile packing |
— |
1994-03-22 |
| 5292440 |
Removal of hydrogen sulfide from sour water without loss of heavy metal |
— |
1994-03-08 |
| 5286466 |
Multi-bed cocurrent downflow mass transfer column with spherical packing |
— |
1994-02-15 |
| 5286389 |
Removal of hydrogen sulfide from sour water |
— |
1994-02-15 |
| 5160714 |
Continuous autocirculation, multiple zone mass transfer apparatus and method |
— |
1992-11-03 |
| 5139753 |
Continuous process for mass transfer of a liquid reagent with two different gases |
— |
1992-08-18 |
| 5126297 |
Method of making a metal phthalocyanine catalyst |
Edward J. Dowd, Derek McManus |
1992-06-30 |
| 5126118 |
Process and apparatus for removal of H.sub.2 S with separate absorber and oxidizer and a reaction chamber therebetween |
— |
1992-06-30 |
| 5122351 |
Method and apparatus for removing H.sub.2 S from a process gas and recovering sulfur |
— |
1992-06-16 |
| 4784775 |
Removal of hydrogen sulfide from sour water |
— |
1988-11-15 |
| 4730369 |
Method and apparatus for melting and recovering sulfur in aqueous slurries |
Gary J. Nagl |
1988-03-15 |
| 4482524 |
Autocirculation apparatus |
— |
1984-11-13 |
| 4404857 |
Seam tester |
Kenneth A. Sandstrom |
1983-09-20 |
| 4402273 |
Reduction of nitrogen oxide emissions from calciners |
Gary J. Nagl |
1983-09-06 |
| 4330513 |
Catalytic fume incineration |
William K. Hunter, Edward J. Dowd |
1982-05-18 |
| 4289505 |
Solvent recovery from water |
Joseph P. Eng, Gary J. Nagl |
1981-09-15 |
| 4238462 |
Autocirculation process and apparatus |
— |
1980-12-09 |