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IT1030057B - DEVICE FOR TESTING THE CONCENTRATION OF A CHEMICAL SUBSTANCE IN A MASS OF LIQUID - Google Patents

DEVICE FOR TESTING THE CONCENTRATION OF A CHEMICAL SUBSTANCE IN A MASS OF LIQUID

Info

Publication number
IT1030057B
IT1030057B IT6981074A IT6981074A IT1030057B IT 1030057 B IT1030057 B IT 1030057B IT 6981074 A IT6981074 A IT 6981074A IT 6981074 A IT6981074 A IT 6981074A IT 1030057 B IT1030057 B IT 1030057B
Authority
IT
Italy
Prior art keywords
testing
mass
concentration
liquid
chemical substance
Prior art date
Application number
IT6981074A
Other languages
Italian (it)
Original Assignee
Stiff J E
Thomson R P
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 Stiff J E, Thomson R P filed Critical Stiff J E
Application granted granted Critical
Publication of IT1030057B publication Critical patent/IT1030057B/en

Links

Classifications

    • 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
    • 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
    • B01J19/0006—Controlling or regulating processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
IT6981074A 1973-09-18 1974-09-17 DEVICE FOR TESTING THE CONCENTRATION OF A CHEMICAL SUBSTANCE IN A MASS OF LIQUID IT1030057B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4377973 1973-09-18
GB439874 1974-01-30

Publications (1)

Publication Number Publication Date
IT1030057B true IT1030057B (en) 1979-03-30

Family

ID=26239093

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6981074A IT1030057B (en) 1973-09-18 1974-09-17 DEVICE FOR TESTING THE CONCENTRATION OF A CHEMICAL SUBSTANCE IN A MASS OF LIQUID

Country Status (6)

Country Link
JP (1) JPS5081962A (en)
AU (1) AU7334074A (en)
DE (1) DE2444199A1 (en)
DK (1) DK489674A (en)
FR (1) FR2243729A1 (en)
IT (1) IT1030057B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3514958A1 (en) * 1985-04-25 1986-10-30 Otto Tuchenhagen GmbH & Co KG, 2059 Büchen Process for generating defined dispersed systems, and arrangement for carrying it out
DE3916910A1 (en) * 1989-05-24 1990-11-29 Henkel Kgaa DEVICE FOR DISPOSING DISINFECTANTS
DE29715378U1 (en) 1997-08-27 1998-02-12 Dinotec GmbH, 63477 Maintal Measuring, control and dosing station
US7292914B2 (en) 2001-07-10 2007-11-06 Ecolab Inc. Remote access to chemical dispense system
US6763860B2 (en) 2001-07-10 2004-07-20 Ecolab, Inc. Flow-based chemical dispense system
US7803321B2 (en) 2005-03-18 2010-09-28 Ecolab Inc. Formulating chemical solutions based on volumetric and weight based control measurements

Also Published As

Publication number Publication date
FR2243729A1 (en) 1975-04-11
AU7334074A (en) 1976-03-18
JPS5081962A (en) 1975-07-03
DK489674A (en) 1975-06-02
FR2243729B1 (en) 1976-10-22
DE2444199A1 (en) 1975-03-20

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