AU4542172A

AU4542172A – Improvements in or relating to rotary-shaft liquid machines
– Google Patents

AU4542172A – Improvements in or relating to rotary-shaft liquid machines
– Google Patents
Improvements in or relating to rotary-shaft liquid machines

Info

Publication number
AU4542172A

AU4542172A
AU45421/72A
AU4542172A
AU4542172A
AU 4542172 A
AU4542172 A
AU 4542172A
AU 45421/72 A
AU45421/72 A
AU 45421/72A
AU 4542172 A
AU4542172 A
AU 4542172A
AU 4542172 A
AU4542172 A
AU 4542172A
Authority
AU
Australia
Prior art keywords
relating
rotary
shaft liquid
liquid machines
machines
Prior art date
1971-08-26
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.)

Expired

Application number
AU45421/72A
Other versions

AU451178B2
(en

Inventor
Thomson Randell Forrest
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.)

Weir Pumps Ltd

Original Assignee
Weir Pumps Ltd
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.)
1971-08-26
Filing date
1972-08-09
Publication date
1974-02-14

1972-08-09
Application filed by Weir Pumps Ltd
filed
Critical
Weir Pumps Ltd

1974-02-14
Publication of AU4542172A
publication
Critical
patent/AU4542172A/en

1974-08-01
Application granted
granted
Critical

1974-08-01
Publication of AU451178B2
publication
Critical
patent/AU451178B2/en

Status
Expired
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

Classifications

F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL

F16J—PISTONS; CYLINDERS; SEALINGS

F16J15/00—Sealings

F16J15/16—Sealings between relatively-moving surfaces

F16J15/40—Sealings between relatively-moving surfaces by means of fluid

F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

F04—POSITIVE – DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS

F04D—NON-POSITIVE-DISPLACEMENT PUMPS

F04D29/00—Details, component parts, or accessories

F04D29/08—Sealings

F04D29/10—Shaft sealings

F04D29/106—Shaft sealings especially adapted for liquid pumps

F04D29/108—Shaft sealings especially adapted for liquid pumps the sealing fluid being other than the working liquid or being the working liquid treated

F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

F22—STEAM GENERATION

F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS

F22D11/00—Feed-water supply not provided for in other main groups

F22D11/02—Arrangements of feed-water pumps

AU45421/72A
1971-08-26
1972-08-09
Improvements in or relating to rotary-shaft liquid machines

Expired

AU451178B2
(en)

Applications Claiming Priority (2)

Application Number
Priority Date
Filing Date
Title

GB4003071A

GB1366895A
(en)

1971-08-26
1971-08-26
Rotary shaft liquid handling machines

GBGB40,030/7

1971-08-26

Publications (2)

Publication Number
Publication Date

AU4542172A
true

AU4542172A
(en)

1974-02-14

AU451178B2

AU451178B2
(en)

1974-08-01

Family
ID=10412819
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

AU45421/72A
Expired

AU451178B2
(en)

1971-08-26
1972-08-09
Improvements in or relating to rotary-shaft liquid machines

Country Status (10)

Country
Link

US
(1)

US3792935A
(en)

JP
(1)

JPS527161B2
(en)

AU
(1)

AU451178B2
(en)

BE
(1)

BE787981A
(en)

DE
(1)

DE2241658A1
(en)

FR
(1)

FR2151398A5
(en)

GB
(1)

GB1366895A
(en)

IT
(1)

IT964997B
(en)

NL
(1)

NL7211103A
(en)

PL
(1)

PL78278B1
(en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US4121839A
(en)

*

1976-08-18
1978-10-24
Mitsui Toatsu Chemicals, Inc.
Sealing system for use in composite multi-stage pump

US4189156A
(en)

*

1978-06-08
1980-02-19
Carrier Corporation
Seal system for a turbomachine employing working fluid in its liquid phase as the sealing fluid

US4613281A
(en)

*

1984-03-08
1986-09-23
Goulds Pumps, Incorporated
Hydrodynamic seal

DE3539251A1
(en)

*

1985-11-06
1987-05-14
Klein Schanzlin & Becker Ag

MULTI-STAGE CENTRIFUGAL PUMP FOR CONVEYING LIQUID GAS

US4902197A
(en)

*

1986-09-25
1990-02-20
Superstill Technology, Inc.
Seal arrangement for a centrifugal type of pump

DE4100426C1
(en)

*

1991-01-09
1992-07-30
Fa. Carl Freudenberg, 6940 Weinheim, De

US5344160A
(en)

*

1992-12-07
1994-09-06
General Electric Company
Shaft sealing of steam turbines

US5499901A
(en)

*

1994-03-17
1996-03-19
Environamics Corporation
Bearing frame clearance seal construction for a pump

DE19501900A1
(en)

*

1995-01-23
1996-07-25
Klein Schanzlin & Becker Ag

Mechanical seal for boiler feed pumps

CN105464994A
(en)

*

2015-12-31
2016-04-06
江苏振华泵业制造有限公司
Vertical type twin-stage centrifugal pump for built-in flow limiting structure

CN116221129B
(en)

*

2023-04-26
2023-07-25
武安市永盛机械泵业有限公司
High-strength sealed hot oil pump

Family Cites Families (4)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US1810371A
(en)

*

1927-04-28
1931-06-16
Westinghouse Electric & Mfg Co
Labyrinth gland packing

US3141677A
(en)

*

1960-11-28
1964-07-21
Worthington Corp
Low leakage mechanical seal for high pressure pumps

US3179422A
(en)

*

1962-04-10
1965-04-20
Ingersoll Rand Co
Self-compensating shaft seal

US3642292A
(en)

*

1969-05-21
1972-02-15
Denis E Dougherty
Sealing arrangement

1971

1971-08-26
GB
GB4003071A
patent/GB1366895A/en
not_active
Expired

1972

1972-08-09
AU
AU45421/72A
patent/AU451178B2/en
not_active
Expired

1972-08-14
NL
NL7211103A
patent/NL7211103A/xx
unknown

1972-08-21
US
US00282051A
patent/US3792935A/en
not_active
Expired – Lifetime

1972-08-24
PL
PL1972157437A
patent/PL78278B1/pl
unknown

1972-08-24
IT
IT69725/72A
patent/IT964997B/en
active

1972-08-24
JP
JP47084932A
patent/JPS527161B2/ja
not_active
Expired

1972-08-24
DE
DE2241658A
patent/DE2241658A1/en
active
Pending

1972-08-25
BE
BE787981A
patent/BE787981A/en
unknown

1972-08-25
FR
FR7230306A
patent/FR2151398A5/fr
not_active
Expired

Also Published As

Publication number
Publication date

BE787981A
(en)

1972-12-18

JPS4862002A
(en)

1973-08-30

GB1366895A
(en)

1974-09-18

AU451178B2
(en)

1974-08-01

US3792935A
(en)

1974-02-19

IT964997B
(en)

1974-01-31

NL7211103A
(en)

1973-02-28

FR2151398A5
(en)

1973-04-13

PL78278B1
(en)

1975-04-30

DE2241658A1
(en)

1973-03-08

JPS527161B2
(en)

1977-02-28

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