Title:
COMPOUND MULTI STAGE PUMP
Document Type and Number:
Japanese Patent JPS5324103
Kind Code:
A
Abstract:
PURPOSE: To pbalance axial thrust by arranging half of impellers of each pump back to back to the other half, and to prevent evaporation and leakage of pumped liquid and to ease shaft sealing part designing conditions by providing decompression shaft sealing device to shaft sealing part.
Inventors:
TAKANO SHIROU
JIYOUJIMA TOSHIO
OSHIDA HAJIME
YOKOI TADASHI
KATOU MUNEO
KOIZUMI ATSUSHI
JIYOUJIMA TOSHIO
OSHIDA HAJIME
YOKOI TADASHI
KATOU MUNEO
KOIZUMI ATSUSHI
Application Number:
JP9767176A
Publication Date:
March 06, 1978
Filing Date:
August 18, 1976
Export Citation:
Assignee:
MITSUI TOATSU CHEMICALS
TOYO ENGINEERING CORP
EBARA MFG
TOYO ENGINEERING CORP
EBARA MFG
International Classes:
F04D29/10; F04D1/06; F04D1/08; F04D29/06; (IPC1-7): F04D1/08; F04D29/06; F04D29/10
Domestic Patent References:
| JPS4925003U | 1974-03-04 |