FR2002357A1 - - Google Patents

Info

Publication number
FR2002357A1
FR2002357A1 FR6904502A FR6904502A FR2002357A1 FR 2002357 A1 FR2002357 A1 FR 2002357A1 FR 6904502 A FR6904502 A FR 6904502A FR 6904502 A FR6904502 A FR 6904502A FR 2002357 A1 FR2002357 A1 FR 2002357A1
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.)
Withdrawn
Application number
FR6904502A
Other languages
French (fr)
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.)
Alfa Laval AB
Original Assignee
Alfa Laval AB
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 Alfa Laval AB filed Critical Alfa Laval AB
Publication of FR2002357A1 publication Critical patent/FR2002357A1/fr
Withdrawn legal-status Critical Current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
    • G05D7/01—Control of flow without auxiliary power
    • G05D7/0193—Control of flow without auxiliary power using hydraulic or pneumatic amplifiers, relays or transmitters
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G27/00—Self-acting watering devices, e.g. for flower-pots
    • A01G27/001—Self-acting watering devices, e.g. for flower-pots with intermittent watering means
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G31/00—Soilless cultivation, e.g. hydroponics
    • A01G31/02—Special apparatus therefor
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
    • Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7287—Liquid level responsive or maintaining systems
    • Y10T137/7339—By weight of accumulated fluid
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86187—Plural tanks or compartments connected for serial flow

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Water Supply & Treatment (AREA)
  • Loading And Unloading Of Fuel Tanks Or Ships (AREA)
  • Basic Packing Technique (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
FR6904502A 1968-02-21 1969-02-21 Withdrawn FR2002357A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE223168A SE324911B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-02-21 1968-02-21

Publications (1)

Publication Number Publication Date
FR2002357A1 true FR2002357A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1969-10-17

Family

ID=20259597

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6904502A Withdrawn FR2002357A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-02-21 1969-02-21

Country Status (5)

Country Link
US (1) US3589389A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1907906C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2002357A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1214617A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE324911B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5335704A (en) * 1992-06-09 1994-08-09 Safeway Stores, Inc. Pasteurized to raw liquid processing system
GB2289547B (en) * 1994-05-19 1998-02-25 Zygi Ltd A contact lens cleaning device using three liquid containers
US9374951B2 (en) 2012-12-27 2016-06-28 Dow Agrosciences Llc Apparatus and method for growing plants hydroponically in multi-chamber containers
US9532516B2 (en) * 2012-12-27 2017-01-03 Dow Agrosciences Llc Apparatus and method for growing plants hydroponically in containers
US9648811B2 (en) * 2014-08-28 2017-05-16 Venkatesh H Narasipur Sequential and cyclic aeroponic system
US11071266B2 (en) * 2017-06-14 2021-07-27 Grow Solutions Tech Llc Devices, systems, and methods for providing and using one or more pressure valves in an assembly line grow pod
IT201700119947A1 (it) * 2017-10-23 2019-04-23 Agrobotica Di Ivano Cremonesi Sistema di coltura fuori suolo con ricircolo di soluzione nutritiva al fine di prevenire una stagnazione della stessa

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2899969A (en) * 1959-08-18 Controlling flow rates
US3058043A (en) * 1958-09-04 1962-10-09 Sperry Rand Corp Electrical controller for fuel ratio control system
US3051192A (en) * 1960-04-20 1962-08-28 Us Rubber Co Control system
NL268636A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1960-08-25 1900-01-01

Also Published As

Publication number Publication date
GB1214617A (en) 1970-12-02
DE1907906B2 (de) 1979-03-29
DE1907906C3 (de) 1979-11-22
DE1907906A1 (de) 1969-12-11
SE324911B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-06-15
US3589389A (en) 1971-06-29

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Legal Events

Date Code Title Description
ST Notification of lapse