AT334742B - HYDRAULICALLY CONTROLLED, PNEUMATICALLY OPERATED PUMP UNIT - Google Patents

HYDRAULICALLY CONTROLLED, PNEUMATICALLY OPERATED PUMP UNIT

Info

Publication number
AT334742B
AT334742B AT340674A AT340674A AT334742B AT 334742 B AT334742 B AT 334742B AT 340674 A AT340674 A AT 340674A AT 340674 A AT340674 A AT 340674A AT 334742 B AT334742 B AT 334742B
Authority
AT
Austria
Prior art keywords
pump unit
pneumatically operated
hydraulically controlled
operated pump
hydraulically
Prior art date
Application number
AT340674A
Other languages
German (de)
Other versions
ATA340674A (en
Original Assignee
Ecodyne 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 Ecodyne Corp filed Critical Ecodyne Corp
Application granted granted Critical
Publication of AT334742B publication Critical patent/AT334742B/en
Publication of ATA340674A publication Critical patent/ATA340674A/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F1/00—Pumps using positively or negatively pressurised fluid medium acting directly on the liquid to be pumped
    • F04F1/06—Pumps using positively or negatively pressurised fluid medium acting directly on the liquid to be pumped the fluid medium acting on the surface of the liquid to be pumped
AT340674A 1973-04-30 1974-04-25 HYDRAULICALLY CONTROLLED, PNEUMATICALLY OPERATED PUMP UNIT AT334742B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00355616A US3847508A (en) 1973-04-30 1973-04-30 Pneumatic pump

Publications (2)

Publication Number Publication Date
AT334742B true AT334742B (en) 1976-02-10
ATA340674A ATA340674A (en) 1976-05-15

Family

ID=23398128

Family Applications (1)

Application Number Title Priority Date Filing Date
AT340674A AT334742B (en) 1973-04-30 1974-04-25 HYDRAULICALLY CONTROLLED, PNEUMATICALLY OPERATED PUMP UNIT

Country Status (9)

Country Link
US (1) US3847508A (en)
AT (1) AT334742B (en)
AU (1) AU472759B2 (en)
BE (1) BE813352A (en)
CA (1) CA986785A (en)
CH (1) CH571656A5 (en)
DK (1) DK140571B (en)
FR (1) FR2227448B1 (en)
GB (1) GB1454843A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK162460C (en) * 1989-07-25 1992-03-23 Frandsen Aksel S PUMP DEVICE FOR PUMPING FLUID USING AIR PRESSURE
US5813839A (en) * 1997-05-27 1998-09-29 Newby; John C. Gas driven external combustion heat engine pump having the outlet pipe connected to a variable buoyant float
US9358505B2 (en) * 2009-09-03 2016-06-07 General Electric Company Gas sparger for an immersed membrane
US9364805B2 (en) 2010-10-15 2016-06-14 General Electric Company Integrated gas sparger for an immersed membrane
US8876089B2 (en) 2011-09-15 2014-11-04 Zenon Technology Partnership Method and apparatus to keep an aerator full of air
US9463419B2 (en) 2012-01-09 2016-10-11 General Electric Company Pulse aeration for immersed membranes
US8834727B2 (en) * 2012-05-16 2014-09-16 David A. Potts Pressurized gas lifting and gas rejuvenation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1279580A (en) * 1917-05-26 1918-09-24 Pet Son Pump Company Air-pump for water-distributing systems.
US1499589A (en) * 1923-08-27 1924-07-01 Navin Frank Method and apparatus for extracting oil from wells

Also Published As

Publication number Publication date
ATA340674A (en) 1976-05-15
CH571656A5 (en) 1976-01-15
BE813352A (en) 1974-07-31
GB1454843A (en) 1976-11-03
DK140571C (en) 1980-02-18
CA986785A (en) 1976-04-06
DK140571B (en) 1979-10-01
AU6631274A (en) 1975-09-11
FR2227448A1 (en) 1974-11-22
FR2227448B1 (en) 1978-11-17
US3847508A (en) 1974-11-12
AU472759B2 (en) 1976-06-03

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee