FI55414C - Foerfarande och anordning foer reglering av ph - Google Patents

Foerfarande och anordning foer reglering av ph

Info

Publication number
FI55414C
FI55414C FI771810A FI771810A FI55414C FI 55414 C FI55414 C FI 55414C FI 771810 A FI771810 A FI 771810A FI 771810 A FI771810 A FI 771810A FI 55414 C FI55414 C FI 55414C
Authority
FI
Finland
Prior art keywords
anordning foer
och anordning
foerfarande och
foer reglering
reglering
Prior art date
Application number
FI771810A
Other languages
English (en)
Finnish (fi)
Other versions
FI771810A (fi
FI55414B (fi
Inventor
Antti Niemi
Original Assignee
Niemi Antti Johannes
Jutila Pentti Kalervo
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 Niemi Antti Johannes, Jutila Pentti Kalervo filed Critical Niemi Antti Johannes
Priority to FI771810A priority Critical patent/FI55414C/fi
Priority to GB7826270A priority patent/GB2000884B/en
Priority to US05/913,471 priority patent/US4239493A/en
Priority to DE19782824924 priority patent/DE2824924A1/de
Priority to FR787816989A priority patent/FR2394125A1/fr
Publication of FI771810A publication Critical patent/FI771810A/fi
Application granted granted Critical
Publication of FI55414B publication Critical patent/FI55414B/fi
Publication of FI55414C publication Critical patent/FI55414C/fi

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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0086—Processes carried out with a view to control or to change the pH-value; Applications of buffer salts; Neutralisation reactions
    • 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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D21/00—Control of chemical or physico-chemical variables, e.g. pH value
    • G05D21/02—Control of chemical or physico-chemical variables, e.g. pH value characterised by the use of electric means
    • 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
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/12—Condition responsive control

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Feedback Control In General (AREA)
  • Hydroponics (AREA)
FI771810A 1977-06-07 1977-06-07 Foerfarande och anordning foer reglering av ph FI55414C (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI771810A FI55414C (fi) 1977-06-07 1977-06-07 Foerfarande och anordning foer reglering av ph
GB7826270A GB2000884B (en) 1977-06-07 1978-06-02 Method and apparatus for controlling ph
US05/913,471 US4239493A (en) 1977-06-07 1978-06-07 Method and apparatus for controlling the pH
DE19782824924 DE2824924A1 (de) 1977-06-07 1978-06-07 Verfahren und apparatur zur ph-regelung
FR787816989A FR2394125A1 (fr) 1977-06-07 1978-06-07 Procede et installation pour commander le ph d'une matiere traitee en ecoulement continu

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI771810A FI55414C (fi) 1977-06-07 1977-06-07 Foerfarande och anordning foer reglering av ph

Publications (3)

Publication Number Publication Date
FI771810A FI771810A (fi) 1978-12-08
FI55414B FI55414B (fi) 1979-03-30
FI55414C true FI55414C (fi) 1979-07-10

Family

ID=8510899

Family Applications (1)

Application Number Title Priority Date Filing Date
FI771810A FI55414C (fi) 1977-06-07 1977-06-07 Foerfarande och anordning foer reglering av ph

Country Status (5)

Country Link
US (1) US4239493A (de)
DE (1) DE2824924A1 (de)
FI (1) FI55414C (de)
FR (1) FR2394125A1 (de)
GB (1) GB2000884B (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2492531A1 (fr) * 1980-10-17 1982-04-23 Fay Marcel Procede et moyen de controle et de reglage de la quantite de chlore contenue dans l'eau
US4431618A (en) * 1982-10-12 1984-02-14 Fmc Corporation Process control of continuous sodium-limestone flue gas desulfurization system
US4989157A (en) * 1985-01-22 1991-01-29 The Boeing Company Automated chemical milling controller
US4619901A (en) * 1985-02-21 1986-10-28 Phillips Petroleum Company Control of polymerization reaction
US5147414A (en) * 1989-08-03 1992-09-15 Texaco Inc. Process for producing ori control additives
US5132916A (en) * 1990-05-21 1992-07-21 Elsag International B.V. Methodology for ph titration curve estimation for adaptive control
US5168065A (en) * 1991-11-27 1992-12-01 The Babcock & Wilcox Company Forced oxidation monitoring and control system
US5202092A (en) * 1991-12-03 1993-04-13 Norcross Corporation Device for monitoring the PH of water based inks
US5209855A (en) * 1991-12-10 1993-05-11 Phillips Petroleum Company Continuous acid washing of polymer resin with controlled metering of acid
US5609180A (en) * 1992-04-27 1997-03-11 Burlington Chemical Co., Inc. Liquid alkali system for fiber reactive dyeing
EP0643828A4 (de) * 1992-06-01 1995-12-13 Cincinnati Milacron Inc Methode zur überwachung und regelung von metallbearbeitungsflüssigkeiten.
AT401689B (de) * 1993-10-21 1996-11-25 Avl Verbrennungskraft Messtech Verfahren und vorrichtung zum vermischen zweier ausgangslösungen
US5696696A (en) * 1994-10-11 1997-12-09 Betzdearborn, Inc. Apparatus and method for automatically achieving and maintaining congruent control in an industrial boiler
US5923571A (en) * 1994-10-11 1999-07-13 Betzdearborn, Inc. Apparatus and method for automatic congruent control of multiple boilers sharing a common feedwater line and chemical feed point
US5810943A (en) * 1996-11-27 1998-09-22 Caron; Daniel Washer apparatus with waste water pH neutralization system and method for the pH neutralization of waste water
DZ3427A1 (fr) * 2002-05-06 2005-07-02 Du Pont Procede pour la production d'acides carboxyliques
US20060094901A1 (en) * 2004-11-02 2006-05-04 Keith Whiston Process for the production of carboxylic acids
CN110262577A (zh) * 2019-08-02 2019-09-20 湖南柿竹园有色金属有限责任公司 一种基于离子浓度的ph控制方法
CN110812557B (zh) * 2019-10-21 2022-08-30 广东宝莱特医用科技股份有限公司 一种血液透析机自校正的pid离子调节方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3791793A (en) * 1972-01-31 1974-02-12 Leeds & Northrup Co Adaptive feed forward-feedback control of the concentration of a selected ion of a solution
US3899294A (en) * 1974-07-18 1975-08-12 Olin Corp Method for automatic feed forward control of effluent ph
US3999048A (en) * 1974-09-09 1976-12-21 E. I. Du Pont De Nemours And Company Flow control system for the precipitation of silver halide emulsions
US4053743A (en) * 1976-02-18 1977-10-11 Antti Johannes Niemi Method for controlling the ph and other concentration variables

Also Published As

Publication number Publication date
DE2824924A1 (de) 1978-12-21
GB2000884A (en) 1979-01-17
GB2000884B (en) 1982-01-20
FI771810A (fi) 1978-12-08
FR2394125B1 (de) 1983-03-04
US4239493A (en) 1980-12-16
FR2394125A1 (fr) 1979-01-05
FI55414B (fi) 1979-03-30

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: NIEMI, ANTTI JOHANNES

Owner name: JUTILA, PENTTI KALERVO