SE324911B - - Google Patents

Info

Publication number
SE324911B
SE324911B SE223168A SE223168A SE324911B SE 324911 B SE324911 B SE 324911B SE 223168 A SE223168 A SE 223168A SE 223168 A SE223168 A SE 223168A SE 324911 B SE324911 B SE 324911B
Authority
SE
Sweden
Application number
SE223168A
Inventor
V Nilsson
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
Priority to SE223168A priority Critical patent/SE324911B/xx
Priority to US3589389D priority patent/US3589389A/en
Priority to DE1907906A priority patent/DE1907906C3/de
Priority to FR6904502A priority patent/FR2002357A1/fr
Priority to GB950569A priority patent/GB1214617A/en
Publication of SE324911B publication Critical patent/SE324911B/xx

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
SE223168A 1968-02-21 1968-02-21 SE324911B (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE223168A SE324911B (fr) 1968-02-21 1968-02-21
US3589389D US3589389A (en) 1968-02-21 1969-02-17 Method and system for maintaining equal and continuous flows of liquid to and from intermittently operating apparatus
DE1907906A DE1907906C3 (de) 1968-02-21 1969-02-17 Verfahren zum Aufrechterhalten eines gleichen und dauernden Flüssigkeitsstromes zu und von einem mit Unterbrechung arbeitenden Gerät und eine Vorrichtung zum Durchführen dieses Verfahrens
FR6904502A FR2002357A1 (fr) 1968-02-21 1969-02-21
GB950569A GB1214617A (en) 1968-02-21 1969-02-21 Method of maintaining equal and continuous flows of liquid to and from a discontinuously working apparatus, and equipment for performing this method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE223168A SE324911B (fr) 1968-02-21 1968-02-21

Publications (1)

Publication Number Publication Date
SE324911B true SE324911B (fr) 1970-06-15

Family

ID=20259597

Family Applications (1)

Application Number Title Priority Date Filing Date
SE223168A SE324911B (fr) 1968-02-21 1968-02-21

Country Status (5)

Country Link
US (1) US3589389A (fr)
DE (1) DE1907906C3 (fr)
FR (1) FR2002357A1 (fr)
GB (1) GB1214617A (fr)
SE (1) SE324911B (fr)

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
US9532516B2 (en) * 2012-12-27 2017-01-03 Dow Agrosciences Llc Apparatus and method for growing plants hydroponically in containers
US9374951B2 (en) 2012-12-27 2016-06-28 Dow Agrosciences Llc Apparatus and method for growing plants hydroponically in multi-chamber 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 (fr) * 1960-08-25 1900-01-01

Also Published As

Publication number Publication date
GB1214617A (en) 1970-12-02
DE1907906B2 (de) 1979-03-29
FR2002357A1 (fr) 1969-10-17
DE1907906C3 (de) 1979-11-22
US3589389A (en) 1971-06-29
DE1907906A1 (de) 1969-12-11

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