Walko; Lee E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Walko; Lee E..The latest application filed is for "process for vinyl chloride manufacture from ethane and ethylene with partial chl recovery from reactor effluent".
- Walko; Lee E. - Midland MI
- Walko; Lee E. - Lake Jackson TX
| Patent | Date |
|---|---|
| Process for vinyl chloride manufacture from ethane and ethylene with partial CHl recovery from reactor effluent Grant 6,933,417 - Henley , et al. August 23, 2 | 2005-08-23 |
| Process for vinyl chloride manufacture from ethane and ethylene with immediate HCl recovery from reactor effluent Grant 6,797,845 - Hickman , et al. September 28, 2 | 2004-09-28 |
| Vent collar for plastic lined pipe Grant 5,149,142 - Walko , et al. September 22, 1 | 1992-09-22 |
| Process for converting polymer solutions into granules Grant 4,568,418 - Walko , et al. February 4, 1 | 1986-02-04 |
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