NL7209280A - - Google Patents

Info

Publication number
NL7209280A
NL7209280A NL7209280A NL7209280A NL7209280A NL 7209280 A NL7209280 A NL 7209280A NL 7209280 A NL7209280 A NL 7209280A NL 7209280 A NL7209280 A NL 7209280A NL 7209280 A NL7209280 A NL 7209280A
Authority
NL
Netherlands
Application number
NL7209280A
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 NL7209280A publication Critical patent/NL7209280A/xx

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
    • C10G73/00—Recovery or refining of mineral waxes, e.g. montan wax
    • C10G73/36—Recovery of petroleum waxes from other compositions containing oil in minor proportions, from concentrates or from residues; De-oiling, sweating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
    • B01D33/073—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration
    • B01D33/09—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration with surface cells independently connected to pressure distributors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
    • B01D33/60—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for washing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
    • B01D33/72—Filters with filtering elements which move during the filtering operation having feed or discharge devices for feeding

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
NL7209280A 1971-08-16 1972-06-30 NL7209280A (Direct)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US17193071A 1971-08-16 1971-08-16
US31788272A 1972-12-22 1972-12-22

Publications (1)

Publication Number Publication Date
NL7209280A true NL7209280A (Direct) 1973-02-20

Family

ID=26867590

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7209280A NL7209280A (Direct) 1971-08-16 1972-06-30

Country Status (6)

Country Link
US (2) US3729414A (Direct)
AU (1) AU470199B2 (Direct)
DE (1) DE2240290A1 (Direct)
FR (1) FR2149462B1 (Direct)
GB (1) GB1396123A (Direct)
NL (1) NL7209280A (Direct)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3882027A (en) * 1972-04-24 1975-05-06 Ici Ltd Random packing medium
GB1505359A (en) * 1974-03-29 1978-03-30 Exxon Research Engineering Co Rotary filter wash distributor
US4434046A (en) 1981-04-30 1984-02-28 Mobil Oil Corporation Preventing phase separation of dewaxed oil
US4655937A (en) * 1984-03-29 1987-04-07 Basf Corporation Rotary drum vacuum filter for easily eroded cakes
CA2031858A1 (en) * 1989-12-21 1991-06-22 Omer Biceroglu Rendering oily wastes landtreatable or usable
US5100562A (en) * 1990-11-30 1992-03-31 M/E Automotive Corporation Refrigerant recycling system
US5190673A (en) * 1991-06-12 1993-03-02 Mobil Oil Corp. Filtration in solvent dewaxing with continuous spraying of filter with both hot and cold solvents
US5152889A (en) * 1991-12-04 1992-10-06 Exxon Research And Engineering Company Drip pipe for application of wash liquid to filter surfaces
EP1529094A1 (en) * 2002-06-14 2005-05-11 Oilcare Holding APS A process and an apparatus for purification of waste oil or re-refined oil from mineral or synthetic oil
US9387519B2 (en) * 2013-08-13 2016-07-12 Cheng Uei Precision Industry Co., Ltd. Dewaxing device
CN106609164B (zh) * 2016-12-19 2018-08-14 江西麻山化工有限公司 一种微晶蜡脱油方法
EP4008420A1 (de) * 2020-12-04 2022-06-08 Bokela GmbH Verfahren und vorrichtung zum waschen eines filterkuchens auf einem filtermedium

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US949724A (en) * 1908-02-28 1910-02-15 Thomas Train Mathieson Apparatus for filtering, washing, and drying.
US1059327A (en) * 1911-01-20 1913-04-15 Colorado Iron Works Co Rotary filter.
US2484304A (en) * 1947-03-25 1949-10-11 Socony Vacuum Oil Co Inc Method of dewaxing oil and continuous rotary filter therefor
US3038668A (en) * 1960-11-14 1962-06-12 Jensen Fitting Mfg Ltd Spray nozzle
US3186644A (en) * 1963-02-06 1965-06-01 Amcodyne Corp Diffuser head
US3317051A (en) * 1963-06-19 1967-05-02 Karlstad Mekaniska Ab Device for the screening of liquids
US3215277A (en) * 1963-09-24 1965-11-02 Dorr Oliver Inc Continuous filters
US3362539A (en) * 1966-03-10 1968-01-09 Takahashi Risaburo Cellulose filter apparatus
US3491885A (en) * 1966-11-21 1970-01-27 Texaco Development Corp Apparatus for washing filter cake in solvent dewaxing operations
US3456441A (en) * 1967-06-29 1969-07-22 Fairchild Hiller Corp Fuel nozzle

Also Published As

Publication number Publication date
GB1396123A (en) 1975-06-04
US3791525A (en) 1974-02-12
FR2149462A1 (Direct) 1973-03-30
FR2149462B1 (Direct) 1974-10-25
US3729414A (en) 1973-04-24
AU470199B2 (en) 1973-12-20
AU4343172A (en) 1973-12-20
DE2240290A1 (de) 1973-03-01

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed