FR1567714A - - Google Patents

Info

Publication number
FR1567714A
FR1567714A FR1567714DA FR1567714A FR 1567714 A FR1567714 A FR 1567714A FR 1567714D A FR1567714D A FR 1567714DA FR 1567714 A FR1567714 A FR 1567714A
Authority
FR
France
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
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1567714A publication Critical patent/FR1567714A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/06—Control of flow characterised by the use of electric means
    • G05D7/0605—Control of flow characterised by the use of electric means specially adapted for solid materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L25/00—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means
    • F01L25/08—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by electric or magnetic means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
    • F04B15/023—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous supply of fluid to the pump by gravity through a hopper, e.g. without intake valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
    • F04B9/10—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid
    • F04B9/109—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers
    • F04B9/117—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers the pumping members not being mechanically connected to each other
    • F04B9/1172—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers the pumping members not being mechanically connected to each other the movement of each pump piston in the two directions being obtained by a double-acting piston liquid motor
    • F04B9/1174—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers the pumping members not being mechanically connected to each other the movement of each pump piston in the two directions being obtained by a double-acting piston liquid motor with fluid-actuated inlet or outlet valve
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S417/00—Pumps
    • Y10S417/90—Slurry pumps, e.g. concrete
FR1567714D 1968-01-03 1968-06-05 Expired FR1567714A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69546468A 1968-01-03 1968-01-03

Publications (1)

Publication Number Publication Date
FR1567714A true FR1567714A (en) 1969-05-16

Family

ID=24793079

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1567714D Expired FR1567714A (en) 1968-01-03 1968-06-05

Country Status (10)

Country Link
US (1) US3477380A (en)
JP (1) JPS4820489B1 (en)
BE (1) BE716230A (en)
CH (1) CH498997A (en)
DE (1) DE1703283A1 (en)
ES (1) ES353644A1 (en)
FR (1) FR1567714A (en)
GB (1) GB1192657A (en)
LU (1) LU56224A1 (en)
NL (1) NL6808242A (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1657206A1 (en) * 1968-01-03 1971-01-07 Gerhard Hansen Method and device for filling an externally closed chamber
US3580696A (en) * 1969-04-18 1971-05-25 Friedrich Schwing Concrete pump assembly
US3773438A (en) * 1971-04-29 1973-11-20 Kelsey Hayes Co Well stimulation apparatus and method
US3981622A (en) * 1974-11-20 1976-09-21 Kelsey-Hayes Company Hydraulic intensifier control system
US3976401A (en) * 1975-01-02 1976-08-24 Mountain Donald C Pump for abrasive slurries and the like
US4512187A (en) * 1981-11-19 1985-04-23 Getty Oil Company Flow rate controller
US4512188A (en) * 1982-08-25 1985-04-23 Getty Oil Company Flow rate control and metering means for shear-sensitive liquids
DE3479911D1 (en) * 1984-06-05 1989-11-02 Italiana Forme Acciaio Hydraulic circuit for the control of reciprocating pistons pump
CA2035255C (en) * 1990-02-08 2001-04-17 John Matheson De-sludging systems
FI901114A (en) * 1990-03-05 1991-09-06 Oy Partek Ab FOERFARANDE OCH ANORDNING FOER AVLUFTNING AV BETONG.
AU6117494A (en) * 1993-02-18 1994-09-14 Derek Martin Stewart Pumps for viscous liquids or slurries
DE602006007318D1 (en) * 2006-04-20 2009-07-30 Italiana Forme Acciaio Hydrodynamic system with open circuit for a piston pump.
CA2929056C (en) * 2013-10-29 2020-07-28 Thermtech Holdings As System for feeding and pumping of less pumpable material in a conduit line
CN110341048A (en) * 2019-08-09 2019-10-18 上海城建物资有限公司 Extra material for mixing plant production adds storage device
JP2021162105A (en) * 2020-03-31 2021-10-11 ナブテスコ株式会社 Flow rate control device, flow rate control method, and flow rate control program

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3198123A (en) * 1963-07-16 1965-08-03 Case Co J I Pump and valve assembly
US3279382A (en) * 1964-04-14 1966-10-18 Royal Industries Pump
US3279383A (en) * 1965-01-06 1966-10-18 Burnup And Sims Inc Hydraulic powered mobile concrete pump assembly
US3327634A (en) * 1965-08-30 1967-06-27 Whiteman Mfg Company Concrete pumping apparatus
US3380388A (en) * 1966-02-03 1968-04-30 Robert T Sherrod Automatic control system for concrete pump

Also Published As

Publication number Publication date
ES353644A1 (en) 1969-10-16
BE716230A (en) 1968-12-09
NL6808242A (en) 1969-07-07
LU56224A1 (en) 1969-04-22
CH498997A (en) 1970-11-15
GB1192657A (en) 1970-05-20
US3477380A (en) 1969-11-11
JPS4820489B1 (en) 1973-06-21
DE1703283A1 (en) 1972-03-09

Similar Documents

Publication Publication Date Title
AU5506869A (en)
AU5184069A (en)
AU6171569A (en)
AU4811568A (en)
AU3789668A (en)
AR203075Q (en)
AU4744468A (en)
BE709484A (en)
BE709415A (en)
BE727601A (en)
BE727415A (en)
BE727369A (en)
BE727197A (en)
BE727103A (en)
BE726925A (en)
BE726745A (en)
BE726311A (en)
BE724841A (en)
BE724769A (en)
BE724029A (en)
BE723901A (en)
BE721926A (en)
BE710690A (en)
BE709496A (en)
BE728189A (en)

Legal Events

Date Code Title Description
ST Notification of lapse