GB1505359A - Rotary filter wash distributor - Google Patents

Rotary filter wash distributor

Info

Publication number
GB1505359A
GB1505359A GB1193675A GB1193675A GB1505359A GB 1505359 A GB1505359 A GB 1505359A GB 1193675 A GB1193675 A GB 1193675A GB 1193675 A GB1193675 A GB 1193675A GB 1505359 A GB1505359 A GB 1505359A
Authority
GB
United Kingdom
Prior art keywords
tube
drum
liquid
holes
round
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
GB1193675A
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.)
ExxonMobil Technology and Engineering Co
Original Assignee
Exxon Research and Engineering 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 Exxon Research and Engineering Co filed Critical Exxon Research and Engineering Co
Publication of GB1505359A publication Critical patent/GB1505359A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D33/00Filters with filtering elements which move during the filtering operation
    • B01D33/58Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
    • B01D33/60Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for washing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D11/00Solvent extraction
    • B01D11/02Solvent extraction of solids
    • B01D11/0269Solid material in other moving receptacles
    • B01D11/0273Solid material in other moving receptacles in rotating drums

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • Filtering Materials (AREA)

Abstract

1505359 Washing filter cake EXXON RESEARCH & ENG CO 21 March 1975 [29 March 1974] 11936/75 Headings B1D and B2F Filter cake on the outside of a rotary filter drum 13 is washed with minimal disturbance by liquid from a distributor tube extending parallel to the drum axis, the tube 15 having upwardly directed holes 15a which deliver the wash liquid into an arcuate space formed between the tube and an impervious cover 17, extending 270‹ round the tube and spaced therefrom by a wire mesh or sintered metal layer 16, an outer helical wire 18 catching the liquid as it flows round the tube and out of the space and causing it to drop onto the drum 13 as a series of streams which break up (12a) as they fall to reform as a single narrow pool extending axially along the cake. The liquid is supplied to the tube 15 at 3 p.s.i.g. or more, the resulting kinetic energy being largely dissipated by the flow resistance of the holes and wire mesh 16. Several tubes 15 may be spaced round the drum to operate in parallel. Holes 15a may be 0.015 to 0.025 inches dia. and one inch apart, and the turns of wire 18 are one half inch apart.
GB1193675A 1974-03-29 1975-03-21 Rotary filter wash distributor Expired GB1505359A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US45615774A 1974-03-29 1974-03-29

Publications (1)

Publication Number Publication Date
GB1505359A true GB1505359A (en) 1978-03-30

Family

ID=23811671

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1193675A Expired GB1505359A (en) 1974-03-29 1975-03-21 Rotary filter wash distributor

Country Status (7)

Country Link
JP (1) JPS5820292B2 (en)
CA (1) CA1046947A (en)
DE (1) DE2513313C2 (en)
FR (1) FR2265438B1 (en)
GB (1) GB1505359A (en)
IT (1) IT1034710B (en)
NL (1) NL179259C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2282084A (en) * 1993-09-23 1995-03-29 Remtox Chemicals Limited Liquid Injector
CN105798003A (en) * 2016-05-13 2016-07-27 镇江颀龙科技有限公司 High-pressure coverage spraying device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3215277A (en) * 1963-09-24 1965-11-02 Dorr Oliver Inc Continuous filters
US3729414A (en) * 1971-08-16 1973-04-24 Mobil Oil Corp Dewaxing and deoiling process

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2282084A (en) * 1993-09-23 1995-03-29 Remtox Chemicals Limited Liquid Injector
CN105798003A (en) * 2016-05-13 2016-07-27 镇江颀龙科技有限公司 High-pressure coverage spraying device
CN105798003B (en) * 2016-05-13 2018-02-06 镇江颀龙科技有限公司 A kind of high pressure cover type spray equipment

Also Published As

Publication number Publication date
JPS50133569A (en) 1975-10-22
NL179259C (en) 1986-08-18
FR2265438A1 (en) 1975-10-24
CA1046947A (en) 1979-01-23
IT1034710B (en) 1979-10-10
DE2513313C2 (en) 1984-05-17
FR2265438B1 (en) 1980-09-19
JPS5820292B2 (en) 1983-04-22
NL7503731A (en) 1975-10-01
NL179259B (en) 1986-03-17
DE2513313A1 (en) 1975-10-09

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19950320