FR2634291B1 - METHOD FOR REGULATING THE LEVEL OF A LIQUID - Google Patents

METHOD FOR REGULATING THE LEVEL OF A LIQUID

Info

Publication number
FR2634291B1
FR2634291B1 FR898908258A FR8908258A FR2634291B1 FR 2634291 B1 FR2634291 B1 FR 2634291B1 FR 898908258 A FR898908258 A FR 898908258A FR 8908258 A FR8908258 A FR 8908258A FR 2634291 B1 FR2634291 B1 FR 2634291B1
Authority
FR
France
Prior art keywords
regulating
liquid
level
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 - Lifetime
Application number
FR898908258A
Other languages
French (fr)
Other versions
FR2634291A1 (en
Inventor
Joerg Nothdurft
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
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 Degussa GmbH filed Critical Degussa GmbH
Publication of FR2634291A1 publication Critical patent/FR2634291A1/en
Application granted granted Critical
Publication of FR2634291B1 publication Critical patent/FR2634291B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
    • G05D9/12—Level control, e.g. controlling quantity of material stored in vessel 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
    • B01J47/00—Ion-exchange processes in general; Apparatus therefor
    • B01J47/14—Controlling or regulating

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)
  • Level Indicators Using A Float (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
FR898908258A 1988-07-15 1989-06-21 METHOD FOR REGULATING THE LEVEL OF A LIQUID Expired - Lifetime FR2634291B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3824076A DE3824076A1 (en) 1988-07-15 1988-07-15 Method for the regulation of the filling level

Publications (2)

Publication Number Publication Date
FR2634291A1 FR2634291A1 (en) 1990-01-19
FR2634291B1 true FR2634291B1 (en) 1991-12-06

Family

ID=6358787

Family Applications (1)

Application Number Title Priority Date Filing Date
FR898908258A Expired - Lifetime FR2634291B1 (en) 1988-07-15 1989-06-21 METHOD FOR REGULATING THE LEVEL OF A LIQUID

Country Status (3)

Country Link
JP (1) JPH0263557A (en)
DE (1) DE3824076A1 (en)
FR (1) FR2634291B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2127746A4 (en) * 2007-02-28 2016-09-28 Ajinomoto Kk Liquid level control method of ion exchange resin column, its liquid level control system and interface level sensor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1961893A (en) * 1933-07-26 1934-06-05 Hartford Empire Co Automatic level control system
US2711465A (en) * 1950-06-16 1955-06-21 American Cyanamid Co Liquid level control
US3591761A (en) * 1968-07-05 1971-07-06 Ibm Pattern and cavity electroerosion by repeated raster scanning
DE1947887A1 (en) * 1968-09-23 1970-04-02 Elga Products Ltd Method and device for determining the condition of a synthetic resin used as an ion exchanger
BE759217A (en) * 1969-11-21 1971-04-30 Ecodyne Corp CONTROL UNIT OF THE LEVEL OF AN ION EXCHANGER RESIN IN A SEPARATION COLUMN
US3814253A (en) * 1971-10-01 1974-06-04 K Forsberg Liquid control apparatus for chromatography columns
WO1982000710A1 (en) * 1980-08-22 1982-03-04 R Haegele Material level detecting device

Also Published As

Publication number Publication date
FR2634291A1 (en) 1990-01-19
DE3824076A1 (en) 1990-01-18
JPH0263557A (en) 1990-03-02

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Legal Events

Date Code Title Description
ST Notification of lapse