CH370938A - Device for measuring the hardness of water - Google Patents

Device for measuring the hardness of water

Info

Publication number
CH370938A
CH370938A CH6866859A CH6866859A CH370938A CH 370938 A CH370938 A CH 370938A CH 6866859 A CH6866859 A CH 6866859A CH 6866859 A CH6866859 A CH 6866859A CH 370938 A CH370938 A CH 370938A
Authority
CH
Switzerland
Prior art keywords
hardness
measuring
water
Prior art date
Application number
CH6866859A
Other languages
German (de)
Inventor
Anscherlik Arnost
Original Assignee
Energeticky Ustav
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 to FR783969A priority Critical patent/FR1220975A/en
Priority to GB146959A priority patent/GB861518A/en
Application filed by Energeticky Ustav filed Critical Energeticky Ustav
Priority to CH6866859A priority patent/CH370938A/en
Priority to DEE17049A priority patent/DE1194602B/en
Publication of CH370938A publication Critical patent/CH370938A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
CH6866859A 1959-01-14 1959-01-23 Device for measuring the hardness of water CH370938A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR783969A FR1220975A (en) 1959-01-14 1959-01-14 Apparatus for determining the residual hardness of water
GB146959A GB861518A (en) 1959-01-23 1959-01-15 Apparatus for use in measuring the residual hardness of water
CH6866859A CH370938A (en) 1959-01-23 1959-01-23 Device for measuring the hardness of water
DEE17049A DE1194602B (en) 1959-01-23 1959-01-23 Automatic control of a device for measuring the residual water hardness

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH6866859A CH370938A (en) 1959-01-23 1959-01-23 Device for measuring the hardness of water

Publications (1)

Publication Number Publication Date
CH370938A true CH370938A (en) 1963-07-31

Family

ID=4528919

Family Applications (1)

Application Number Title Priority Date Filing Date
CH6866859A CH370938A (en) 1959-01-14 1959-01-23 Device for measuring the hardness of water

Country Status (2)

Country Link
CH (1) CH370938A (en)
GB (1) GB861518A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1228830B (en) * 1961-04-06 1966-11-17 Heyl Kommanditgesellschaft Ges Device for taking measured amounts of sample from devices for colorimetric analysis
ES2259917B1 (en) * 2005-03-23 2007-11-01 Pridesa Proyectos Y Servicios, S.A.U. TOTAL WATER HARDNESS MEASUREMENT DEVICE IN REMINERALIZATION SYSTEMS FOR DESALING PLANTS.

Also Published As

Publication number Publication date
GB861518A (en) 1961-02-22

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