FIELD: pump engineering. SUBSTANCE: thickness of the rubber shell of the screw rotors and maximal value of mechanical additives for the thickness chosen are defined by relationships presented in the invention description. EFFECT: enhanced efficiency. 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| SCREW PUMP | 1998 |
|
RU2169861C2 |
| DOUBLE-SCREW PUMP | 0 |
|
SU1435819A1 |
| MULTIPHASE SCREW PUMP | 2009 |
|
RU2397369C1 |
| MULTI-PHASE SCREW PUMP | 2008 |
|
RU2366833C1 |
| TWIN-SCREW PUMP | 0 |
|
SU1590657A1 |
| DOUBLE-SCREW MORTAR PUMP | 0 |
|
SU1437575A1 |
| SCREW PUMP | 0 |
|
SU1530814A1 |
| MESHING-SCREW PUMP | 0 |
|
SU1476192A1 |
| AIR-FEED JET ENGINE UNIT | 1998 |
|
RU2150016C1 |
| SCREW PUMP | 0 |
|
SU1786287A1 |
Authors
Dates
1997-10-27—Published
1995-04-06—Filed