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Patent applications and USPTO patent grants for Gusman; Moisei T..The latest application filed is for "screw machine having a plurality of symmetrically arranged rotors".
Patent | Date |
---|---|
Screw machine having a plurality of symmetrically arranged rotors Grant 4,764,094 - Baldenko , et al. August 16, 1 | 1988-08-16 |
Downhole sectional screw motor, mounting fixture thereof and method of oriented assembly of working members of the screw motor using the mounting fixture Grant 4,711,006 - Baldenko , et al. December 8, 1 | 1987-12-08 |
Multistage helical down-hole machine with frictional coupling of working elements, and method therefor Grant 4,585,401 - Baldenko , et al. April 29, 1 | 1986-04-29 |
Bottom hole motor for driving rock-breaking tool Grant 4,518,049 - Baldenko , et al. May 21, 1 | 1985-05-21 |
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