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H & H Licensing Corporation Patents |
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Assignee: H & H Licensing Corporation
Address: Miami, FL
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4068984 |
Multi-stage screw-compressor with different tooth profiles |
January 17, 1978 |
| A screw compressor has at least two pairs of compressor rotors arranged in series, the outside diameter of the rotors of the two pairs being substantially the same, and the ratio of the outside diameter to the diameter at the base of the rotor teeth or vanes of the second pair being |
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