DE69513996T2 - Vorrichtung und verfahren zur flüssigkeitbehandlung - Google Patents

Vorrichtung und verfahren zur flüssigkeitbehandlung

Info

Publication number
DE69513996T2
DE69513996T2 DE69513996T DE69513996T DE69513996T2 DE 69513996 T2 DE69513996 T2 DE 69513996T2 DE 69513996 T DE69513996 T DE 69513996T DE 69513996 T DE69513996 T DE 69513996T DE 69513996 T2 DE69513996 T2 DE 69513996T2
Authority
DE
Germany
Prior art keywords
pct
current detector
streaming current
date apr
sec
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.)
Expired - Fee Related
Application number
DE69513996T
Other languages
English (en)
Other versions
DE69513996D1 (de
Inventor
Garry Church
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.)
CDM AB
Original Assignee
CDM 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 CDM AB filed Critical CDM AB
Application granted granted Critical
Publication of DE69513996D1 publication Critical patent/DE69513996D1/de
Publication of DE69513996T2 publication Critical patent/DE69513996T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5209—Regulation methods for flocculation or precipitation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/34—Paper
    • 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
    • Y10T137/0318—Processes
    • Y10T137/0324—With control of flow by a condition or characteristic of a fluid
    • Y10T137/0329—Mixing of plural fluids of diverse characteristics or conditions
    • Y10T137/0335—Controlled by consistency of mixture
    • 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
    • Y10T137/0318—Processes
    • Y10T137/0324—With control of flow by a condition or characteristic of a fluid
    • Y10T137/0329—Mixing of plural fluids of diverse characteristics or conditions
    • Y10T137/034—Controlled by conductivity of mixture
    • 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
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2499—Mixture condition maintaining or sensing
    • Y10T137/2501—Dividing and recombining flow
    • 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
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2499—Mixture condition maintaining or sensing
    • Y10T137/2506—By viscosity or consistency
    • 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
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2499—Mixture condition maintaining or sensing
    • Y10T137/2509—By optical or chemical property

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Water Supply & Treatment (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
DE69513996T 1994-10-13 1995-10-13 Vorrichtung und verfahren zur flüssigkeitbehandlung Expired - Fee Related DE69513996T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9420627A GB9420627D0 (en) 1994-10-13 1994-10-13 Fluid treatment system
PCT/GB1995/002437 WO1996011883A1 (en) 1994-10-13 1995-10-13 A fluid treatment system

Publications (2)

Publication Number Publication Date
DE69513996D1 DE69513996D1 (de) 2000-01-20
DE69513996T2 true DE69513996T2 (de) 2000-07-20

Family

ID=10762764

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69513996T Expired - Fee Related DE69513996T2 (de) 1994-10-13 1995-10-13 Vorrichtung und verfahren zur flüssigkeitbehandlung

Country Status (13)

Country Link
US (1) US5829466A (de)
EP (1) EP0785910B1 (de)
JP (1) JP3645267B2 (de)
AT (1) ATE187704T1 (de)
AU (1) AU716428B2 (de)
CA (1) CA2202361C (de)
DE (1) DE69513996T2 (de)
DK (1) DK0785910T3 (de)
ES (1) ES2143076T3 (de)
FI (1) FI117276B (de)
GB (2) GB9420627D0 (de)
NZ (1) NZ293682A (de)
WO (1) WO1996011883A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19621142A1 (de) * 1996-05-15 1997-11-20 Berliner Wasser Betriebe Verfahren und Vorrichtung zur Steuerung der Schlammentwässerung in Klärwerken
GB2322367A (en) * 1997-02-22 1998-08-26 Roger Charles Byers King Controlling the dosage or concentration of a bacterial additive
US6068012A (en) * 1998-12-29 2000-05-30 Ashland, Inc. Performance-based control system
US7659839B2 (en) * 2007-08-15 2010-02-09 Ternarylogic Llc Methods and systems for modifying the statistical distribution of symbols in a coded message
US8577026B2 (en) 2010-12-29 2013-11-05 Ternarylogic Llc Methods and apparatus in alternate finite field based coders and decoders
US20070202603A1 (en) * 2006-02-27 2007-08-30 Steven Wayne Counts Apparatus and method for sampling and correcting fluids

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4031912A (en) * 1976-06-04 1977-06-28 Gaf Corporation Reactants addition and concentration control system
DE3125452C2 (de) * 1981-06-29 1985-09-12 Degussa Ag, 6000 Frankfurt Verfahren zum Entgiften und zum Absenken des CSB und des BSB in kontinuierlichen Abwasserströmen mit wechselnden Gehalten verschiedener oxidierbarer Inhaltsstoffe mit Wasserstoffperoxid
US4855061A (en) * 1988-04-26 1989-08-08 Cpc Engineering Corporation Method and apparatus for controlling the coagulant dosage for water treatment
GB8919513D0 (en) * 1989-08-29 1989-10-11 Lasertrim Ltd Streaming current detector
DE4112391A1 (de) * 1991-04-16 1992-10-22 Passavant Werke Verfahren zur optimierung des flockungsmittel- und flockungshilfsmittel-einsatzes bei der nachfaellung von rest-phosphor-gehalten im ablauf von kommunalen klaeranlagen

Also Published As

Publication number Publication date
WO1996011883A1 (en) 1996-04-25
FI971535A (fi) 1997-04-11
EP0785910B1 (de) 1999-12-15
AU716428B2 (en) 2000-02-24
AU3617195A (en) 1996-05-06
JP3645267B2 (ja) 2005-05-11
ES2143076T3 (es) 2000-05-01
US5829466A (en) 1998-11-03
CA2202361C (en) 2007-01-09
FI117276B (fi) 2006-08-31
EP0785910A1 (de) 1997-07-30
CA2202361A1 (en) 1996-04-25
GB2294038A (en) 1996-04-17
GB9420627D0 (en) 1994-11-30
FI971535A0 (fi) 1997-04-11
DK0785910T3 (da) 2000-05-29
NZ293682A (en) 1997-08-22
ATE187704T1 (de) 2000-01-15
GB9520968D0 (en) 1995-12-13
DE69513996D1 (de) 2000-01-20
JPH10507267A (ja) 1998-07-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee