Chew; Ju-Nam
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chew; Ju-Nam.The latest application filed is for "heavy oil recovery process using intermittent steamflooding".
- Chew; Ju-Nam - Dallas TX
| Patent | Date |
|---|---|
| Heavy oil recovery process using intermittent steamflooding Grant 4,635,720 - Chew January 13, 1 | 1987-01-13 |
| Method for controlling water influx into underground cavities Grant 4,623,283 - Chew November 18, 1 | 1986-11-18 |
| Coal comminution and recovery process using gas drying Grant 4,400,034 - Chew August 23, 1 | 1983-08-23 |
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