AU6721698A - Device for the metered dispensing of substances - Google Patents

Device for the metered dispensing of substances

Info

Publication number
AU6721698A
AU6721698A AU67216/98A AU6721698A AU6721698A AU 6721698 A AU6721698 A AU 6721698A AU 67216/98 A AU67216/98 A AU 67216/98A AU 6721698 A AU6721698 A AU 6721698A AU 6721698 A AU6721698 A AU 6721698A
Authority
AU
Australia
Prior art keywords
substances
metered dispensing
metered
dispensing
Prior art date
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.)
Abandoned
Application number
AU67216/98A
Inventor
Loni Luke-Schunck
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.)
Individual
Original Assignee
Individual
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
Priority claimed from DE1997107198 external-priority patent/DE19707198A1/en
Priority claimed from DE1997136507 external-priority patent/DE19736507A1/en
Application filed by Individual filed Critical Individual
Publication of AU6721698A publication Critical patent/AU6721698A/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J4/00—Feed or outlet devices; Feed or outlet control devices
    • B01J4/04—Feed or outlet devices; Feed or outlet control devices using osmotic pressure using membranes, porous plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J4/00—Feed or outlet devices; Feed or outlet control devices
    • B01J4/02—Feed or outlet devices; Feed or outlet control devices for feeding measured, i.e. prescribed quantities of reagents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • C02F1/685—Devices for dosing the additives
    • C02F1/686—Devices for dosing liquid additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Sampling And Sample Adjustment (AREA)
AU67216/98A 1997-02-24 1998-02-19 Device for the metered dispensing of substances Abandoned AU6721698A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE1997107198 DE19707198A1 (en) 1997-02-24 1997-02-24 Osmotic, effectively non-moving part dosing system, delivering fluid or gas over protracted interval
DE19707198 1997-02-24
DE1997136507 DE19736507A1 (en) 1997-08-22 1997-08-22 Osmotic, effectively non-moving part dosing system, delivering fluid or gas over protracted interval
DE19736507 1997-08-22
PCT/EP1998/000949 WO1998037959A2 (en) 1997-02-24 1998-02-19 Device for the metered dispensing of substances

Publications (1)

Publication Number Publication Date
AU6721698A true AU6721698A (en) 1998-09-18

Family

ID=26034209

Family Applications (1)

Application Number Title Priority Date Filing Date
AU67216/98A Abandoned AU6721698A (en) 1997-02-24 1998-02-19 Device for the metered dispensing of substances

Country Status (4)

Country Link
EP (1) EP0964742A2 (en)
AU (1) AU6721698A (en)
PL (1) PL335420A1 (en)
WO (1) WO1998037959A2 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19955446A1 (en) * 1999-11-18 2001-06-13 Vta Engineering Und Umwelttech Dosing unit acting as a reservoir discharges dissolved ingredient through membrane into surrounding flow of water under treatment
WO2001067094A2 (en) * 2000-03-06 2001-09-13 Groundwater Chemtest Aps Device and method for bringing a compound into contact with an environment
GB0013281D0 (en) * 2000-06-01 2000-07-26 Dyecor Limited Actuator
GB0022710D0 (en) 2000-09-15 2000-11-01 Bp Oil Int Dispenser and method of use
DE10351860B3 (en) * 2003-11-06 2005-01-27 Eads Space Transportation Gmbh Nutrition feed system and water filter system for miniature aquarium in earth-orbiting spacelab
US20070163968A1 (en) * 2006-01-17 2007-07-19 Johnsondiversey, Inc. Method and apparatus for providing treatment chemicals to process water systems
US8702995B2 (en) * 2008-05-27 2014-04-22 Dober Chemical Corp. Controlled release of microbiocides
US8591747B2 (en) 2008-05-27 2013-11-26 Dober Chemical Corp. Devices and methods for controlled release of additive compositions

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA701366B (en) * 1970-03-02 1971-06-30 J Raubenheimer Improvements in the dosing of liquids
US3995631A (en) * 1971-01-13 1976-12-07 Alza Corporation Osmotic dispenser with means for dispensing active agent responsive to osmotic gradient
US3995632A (en) * 1973-05-04 1976-12-07 Alza Corporation Osmotic dispenser
US5059316A (en) * 1988-05-25 1991-10-22 Renton Michael B Water treatment device
US5030216A (en) * 1989-12-15 1991-07-09 Alza Corporation Osmotically driven syringe
US5798119A (en) * 1995-06-13 1998-08-25 S. C. Johnson & Son, Inc. Osmotic-delivery devices having vapor-permeable coatings

Also Published As

Publication number Publication date
WO1998037959A2 (en) 1998-09-03
PL335420A1 (en) 2000-04-25
EP0964742A2 (en) 1999-12-22
WO1998037959A3 (en) 1998-11-12

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