IT1215215B - Mezzo per lavaggio in controcorrente di un filtro. - Google Patents

Mezzo per lavaggio in controcorrente di un filtro.

Info

Publication number
IT1215215B
IT1215215B IT8219016A IT1901682A IT1215215B IT 1215215 B IT1215215 B IT 1215215B IT 8219016 A IT8219016 A IT 8219016A IT 1901682 A IT1901682 A IT 1901682A IT 1215215 B IT1215215 B IT 1215215B
Authority
IT
Italy
Prior art keywords
counter
filter
medium
current washing
washing
Prior art date
Application number
IT8219016A
Other languages
English (en)
Other versions
IT8219016A0 (it
Inventor
Alfred Denholm Tucker
Original Assignee
Ris Irrigation Syst
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 Ris Irrigation Syst filed Critical Ris Irrigation Syst
Publication of IT8219016A0 publication Critical patent/IT8219016A0/it
Application granted granted Critical
Publication of IT1215215B publication Critical patent/IT1215215B/it

Links

Classifications

    • 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
    • A01G25/00—Watering gardens, fields, sports grounds or the like
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
    • F16K31/38—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor in which the fluid works directly on both sides of the fluid motor, one side being connected by means of a restricted passage and the motor being actuated by operating a discharge from that side
    • F16K31/385—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor in which the fluid works directly on both sides of the fluid motor, one side being connected by means of a restricted passage and the motor being actuated by operating a discharge from that side the fluid acting on a diaphragm

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Control Of Fluid Pressure (AREA)
  • Details Of Valves (AREA)
IT8219016A 1981-01-07 1982-01-07 Mezzo per lavaggio in controcorrente di un filtro. IT1215215B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPE716681 1981-01-07

Publications (2)

Publication Number Publication Date
IT8219016A0 IT8219016A0 (it) 1982-01-07
IT1215215B true IT1215215B (it) 1990-01-31

Family

ID=3768916

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8219016A IT1215215B (it) 1981-01-07 1982-01-07 Mezzo per lavaggio in controcorrente di un filtro.

Country Status (3)

Country Link
FR (1) FR2509190B1 (it)
GB (1) GB2091451B (it)
IT (1) IT1215215B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5374351A (en) * 1993-07-27 1994-12-20 D & J Filtration Systems Filter backflushing system
DE29705703U1 (de) * 1996-06-03 1997-05-22 Geberit Technik Ag, Jona Servogesteuertes Wasserventil
CN113710369B (zh) 2019-04-18 2022-11-25 Smc 株式会社 高压流体喷出装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB984282A (en) * 1960-06-09 1965-02-24 John Paterson Brydon Straining apparatus
US3867961A (en) * 1973-11-16 1975-02-25 Calgon Corp Control valve for water conditioners
US4135696A (en) * 1976-11-01 1979-01-23 Richdel, Inc. Pilot operated diaphragm valve

Also Published As

Publication number Publication date
FR2509190B1 (fr) 1986-03-21
GB2091451A (en) 1982-07-28
IT8219016A0 (it) 1982-01-07
GB2091451B (en) 1985-04-17
FR2509190A1 (fr) 1983-01-14

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