GB1288131A - - Google Patents

Info

Publication number
GB1288131A
GB1288131A GB5174370A GB5174370A GB1288131A GB 1288131 A GB1288131 A GB 1288131A GB 5174370 A GB5174370 A GB 5174370A GB 5174370 A GB5174370 A GB 5174370A GB 1288131 A GB1288131 A GB 1288131A
Authority
GB
United Kingdom
Prior art keywords
measuring device
sediment concentration
depth
cable
cable drum
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
GB5174370A
Other languages
English (en)
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 filed Critical
Publication of GB1288131A publication Critical patent/GB1288131A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Measuring Cells (AREA)
GB5174370A 1969-11-03 1970-10-30 Expired GB1288131A (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1504769A SE350122B (ru) 1969-11-03 1969-11-03

Publications (1)

Publication Number Publication Date
GB1288131A true GB1288131A (ru) 1972-09-06

Family

ID=20300051

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5174370A Expired GB1288131A (ru) 1969-11-03 1970-10-30

Country Status (3)

Country Link
DE (1) DE2053316A1 (ru)
GB (1) GB1288131A (ru)
SE (1) SE350122B (ru)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2147705A (en) * 1983-10-06 1985-05-15 Sernagiotto Off Mec Monitoring mud sedimentation
GB2212908A (en) * 1987-11-17 1989-08-02 Abnor Marketing International Fluid level detector

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3248243A1 (de) * 1982-12-28 1984-06-28 Bernd Dipl.-Ing. 6000 Frankfurt Ambrosius Vorrichtung zur truebungsmessung von fluessigkeiten, insbesondere zur bestimmung des schlammspiegels in absetzbecken von klaeranlagen
DE19705959C2 (de) * 1997-02-17 1999-09-02 Bfi Automation Gmbh Verfahren und Vorrichtung zur Sichttiefenbestimmung

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2147705A (en) * 1983-10-06 1985-05-15 Sernagiotto Off Mec Monitoring mud sedimentation
GB2212908A (en) * 1987-11-17 1989-08-02 Abnor Marketing International Fluid level detector
GB2212908B (en) * 1987-11-17 1992-07-22 Abnor Marketing International Fluid level detector

Also Published As

Publication number Publication date
DE2053316A1 (de) 1971-05-13
SE350122B (ru) 1972-10-16

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees