JPS5324103A - Compound multi stage pump - Google Patents

Compound multi stage pump

Info

Publication number
JPS5324103A
JPS5324103A JP9767176A JP9767176A JPS5324103A JP S5324103 A JPS5324103 A JP S5324103A JP 9767176 A JP9767176 A JP 9767176A JP 9767176 A JP9767176 A JP 9767176A JP S5324103 A JPS5324103 A JP S5324103A
Authority
JP
Japan
Prior art keywords
stage pump
shaft sealing
multi stage
compound multi
sealing part
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP9767176A
Other languages
Japanese (ja)
Other versions
JPS6133998B2 (en
Inventor
Shiro Takano
Toshio Jojima
Hajime Oshida
Tadashi Yokoi
Muneo Kato
Atsushi Koizumi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ebara Corp
Mitsui Toatsu Chemicals Inc
Toyo Engineering Corp
Original Assignee
Ebara Corp
Mitsui Toatsu Chemicals Inc
Toyo Engineering Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ebara Corp, Mitsui Toatsu Chemicals Inc, Toyo Engineering Corp filed Critical Ebara Corp
Priority to JP9767176A priority Critical patent/JPS5324103A/en
Priority to US05/823,100 priority patent/US4121839A/en
Priority to IT68865/77A priority patent/IT1082279B/en
Priority to NLAANVRAGE7709065,A priority patent/NL176391C/en
Priority to FR7725173A priority patent/FR2362286A1/en
Priority to NO772872A priority patent/NO156020C/en
Priority to GB34438/77A priority patent/GB1586878A/en
Priority to BR7705493A priority patent/BR7705493A/en
Priority to DE19772737294 priority patent/DE2737294A1/en
Priority to CA285,190A priority patent/CA1096703A/en
Publication of JPS5324103A publication Critical patent/JPS5324103A/en
Publication of JPS6133998B2 publication Critical patent/JPS6133998B2/ja
Granted legal-status Critical Current

Links

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  • Structures Of Non-Positive Displacement Pumps (AREA)

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.
COPYRIGHT: (C)1978,JPO&Japio
JP9767176A 1976-08-18 1976-08-18 Compound multi stage pump Granted JPS5324103A (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
JP9767176A JPS5324103A (en) 1976-08-18 1976-08-18 Compound multi stage pump
US05/823,100 US4121839A (en) 1976-08-18 1977-08-09 Sealing system for use in composite multi-stage pump
IT68865/77A IT1082279B (en) 1976-08-18 1977-08-16 SEALING SYSTEM FOR USE IN A MULTI-STAGE COMPOSITE PUMP
NLAANVRAGE7709065,A NL176391C (en) 1976-08-18 1977-08-17 COMPOSITE MULTI-STAGE PUMP.
FR7725173A FR2362286A1 (en) 1976-08-18 1977-08-17 SEALING SYSTEM FOR A MULTI-STAGE COMPOSITE PUMP
NO772872A NO156020C (en) 1976-08-18 1977-08-17 SEALING DEVICE FOR USE IN A MULTIPLE STEP PUMP.
GB34438/77A GB1586878A (en) 1976-08-18 1977-08-17 Pumps
BR7705493A BR7705493A (en) 1976-08-18 1977-08-18 SEALING SYSTEM
DE19772737294 DE2737294A1 (en) 1976-08-18 1977-08-18 SEAL ARRANGEMENT IN A COMPOSITE MULTI-STAGE PUMP
CA285,190A CA1096703A (en) 1976-08-18 1977-08-18 Sealing system for use in composite multi-stage pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9767176A JPS5324103A (en) 1976-08-18 1976-08-18 Compound multi stage pump

Publications (2)

Publication Number Publication Date
JPS5324103A true JPS5324103A (en) 1978-03-06
JPS6133998B2 JPS6133998B2 (en) 1986-08-05

Family

ID=14198478

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9767176A Granted JPS5324103A (en) 1976-08-18 1976-08-18 Compound multi stage pump

Country Status (1)

Country Link
JP (1) JPS5324103A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4925003U (en) * 1972-06-03 1974-03-04

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4925003U (en) * 1972-06-03 1974-03-04

Also Published As

Publication number Publication date
JPS6133998B2 (en) 1986-08-05

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