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GB532402A - Improvements in apparatus for maintaining and controlling liquid levels - Google Patents

Improvements in apparatus for maintaining and controlling liquid levels

Info

Publication number
GB532402A
GB532402A GB21837/39A GB2183739A GB532402A GB 532402 A GB532402 A GB 532402A GB 21837/39 A GB21837/39 A GB 21837/39A GB 2183739 A GB2183739 A GB 2183739A GB 532402 A GB532402 A GB 532402A
Authority
GB
United Kingdom
Prior art keywords
maintaining
liquid levels
controlling liquid
controlling
levels
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
GB21837/39A
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.)
Standard Oil Development Co
Original Assignee
Standard Oil Development Co
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 Standard Oil Development Co filed Critical Standard Oil Development Co
Publication of GB532402A publication Critical patent/GB532402A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G21/00—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/04—Solvent extraction of solutions which are liquid
    • B01D11/0484—Controlling means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/42—Regulation; Control
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Flow Control (AREA)
GB21837/39A 1937-12-27 1939-07-27 Improvements in apparatus for maintaining and controlling liquid levels Expired GB532402A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US509728XA 1937-12-27 1937-12-27

Publications (1)

Publication Number Publication Date
GB532402A true GB532402A (en) 1941-01-23

Family

ID=21968617

Family Applications (2)

Application Number Title Priority Date Filing Date
GB25047/38A Expired GB509728A (en) 1937-12-27 1938-08-25 Improvements in apparatus for maintaining and controlling liquid levels
GB21837/39A Expired GB532402A (en) 1937-12-27 1939-07-27 Improvements in apparatus for maintaining and controlling liquid levels

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB25047/38A Expired GB509728A (en) 1937-12-27 1938-08-25 Improvements in apparatus for maintaining and controlling liquid levels

Country Status (2)

Country Link
FR (1) FR845353A (en)
GB (2) GB509728A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0130118A1 (en) * 1983-06-22 1985-01-02 Commissariat A L'energie Atomique Liquid-liquid contacting devices, especially extraction columns

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0130118A1 (en) * 1983-06-22 1985-01-02 Commissariat A L'energie Atomique Liquid-liquid contacting devices, especially extraction columns
FR2548923A1 (en) * 1983-06-22 1985-01-18 Commissariat Energie Atomique IMPROVEMENT TO LIQUID-LIQUID EXCHANGERS, ESPECIALLY TO EXTRACTION COLUMNS
US4636290A (en) * 1983-06-22 1987-01-13 Commissariat A L'energie Atomique Liquid-liquid exchangers and process of using

Also Published As

Publication number Publication date
GB509728A (en) 1939-07-20
FR845353A (en) 1939-08-21

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