| 6130258 |
Polyvalent metal cations in combination with dithiocarbamic acid compositions as board spectrum demulsifiers |
— |
2000-10-10 |
| 6019912 |
Polyvalent metal cations in combination with dithiocarbamic acid compositions as broad spectrum demulsifiers |
— |
2000-02-01 |
| 5853592 |
Method of removing water soluble organics from oil process water with an organic acid and a mineral acid having a plurality of pKa's |
Gregory P. Noelken |
1998-12-29 |
| 5637223 |
Method of removing water soluble organics from oil process water |
Gregory P. Noelken |
1997-06-10 |
| 5439592 |
Method for removal of water soluble organics from oil process water |
Richard D. Keating |
1995-08-08 |
| 5364532 |
Method of removing water soluble organics from oil process water |
Gregory P. Noelken |
1994-11-15 |
| 5013452 |
Resolution of emulsions formed in the production of pharmaceuticals |
Richard D. Keating |
1991-05-07 |
| 4840748 |
Polyalkanolamines |
Eva G. Lovett |
1989-06-20 |
| 4818410 |
Method of removing water soluble organics from oil process water |
Roy W. Greenlee, Frederick T. Welge |
1989-04-04 |
| 4731481 |
Polyalkanolamines |
Eva G. Lovett |
1988-03-15 |
| 4671815 |
Water soluble biocides |
Derek Redmore |
1987-06-09 |
| 4569785 |
Thioureylenes and uses thereof |
— |
1986-02-11 |
| 4505839 |
Polyalkanolamines |
Eva G. Lovett |
1985-03-19 |
| 4492658 |
Thioureylenes |
— |
1985-01-08 |
| 4459220 |
Block polymers of alkanolamines as demulsifiers for O/W emulsions |
— |
1984-07-10 |
| 4404362 |
Block polymers of alkanolamines |
— |
1983-09-13 |
| 4376708 |
Flotation processes using ureylenes |
— |
1983-03-15 |
| 4368137 |
Polymers of oxyalkylated piperazines and uses thereof |
— |
1983-01-11 |
| 4311662 |
Corrosion inhibitor for highly oxygenated systems |
— |
1982-01-19 |
| 4303780 |
Ureylenes and uses thereof |
— |
1981-12-01 |
| 4213934 |
Use of phosphorylated oxyalkylated polyols in conjunction with sulfite and bisulfite oxygen scavengers |
James E. Davis |
1980-07-22 |