GB1409777A - Conductivity sensing apparatus - Google Patents

Conductivity sensing apparatus

Info

Publication number
GB1409777A
GB1409777A GB3891773A GB3891773A GB1409777A GB 1409777 A GB1409777 A GB 1409777A GB 3891773 A GB3891773 A GB 3891773A GB 3891773 A GB3891773 A GB 3891773A GB 1409777 A GB1409777 A GB 1409777A
Authority
GB
United Kingdom
Prior art keywords
output
cell
power
triac
conductivity
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
Application number
GB3891773A
Other languages
English (en)
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.)
Ecolab Inc
Original Assignee
Economics Laboratory Inc
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 Economics Laboratory Inc filed Critical Economics Laboratory Inc
Publication of GB1409777A publication Critical patent/GB1409777A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Electrochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
GB3891773A 1972-08-23 1973-08-17 Conductivity sensing apparatus Expired GB1409777A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28295772A 1972-08-23 1972-08-23

Publications (1)

Publication Number Publication Date
GB1409777A true GB1409777A (en) 1975-10-15

Family

ID=23083865

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3891773A Expired GB1409777A (en) 1972-08-23 1973-08-17 Conductivity sensing apparatus

Country Status (7)

Country Link
JP (1) JPS536063B2 (ru)
BR (1) BR7306349D0 (ru)
CA (1) CA989010A (ru)
FR (1) FR2197178B1 (ru)
GB (1) GB1409777A (ru)
IT (1) IT995066B (ru)
SE (1) SE394523B (ru)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116735980A (zh) * 2023-08-14 2023-09-12 西安图为电气技术有限公司 一种采用双脉冲测试电感偏置感量的方法及装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5147284U (ru) * 1974-10-07 1976-04-08
JPS57108349A (en) * 1980-12-26 1982-07-06 Tatsuyuki Muroi Waterproof apparatus of building

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116735980A (zh) * 2023-08-14 2023-09-12 西安图为电气技术有限公司 一种采用双脉冲测试电感偏置感量的方法及装置
CN116735980B (zh) * 2023-08-14 2023-10-24 西安图为电气技术有限公司 一种采用双脉冲测试电感偏置感量的方法及装置

Also Published As

Publication number Publication date
DE2333455B2 (ru) 1975-07-10
SE394523B (sv) 1977-06-27
CA989010A (en) 1976-05-11
DE2333455A1 (de) 1974-03-21
JPS536063B2 (ru) 1978-03-04
IT995066B (it) 1975-11-10
FR2197178B1 (ru) 1978-02-17
JPS4946977A (ru) 1974-05-07
BR7306349D0 (pt) 1974-07-11
FR2197178A1 (ru) 1974-03-22

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee