IT8719010A0 - Procedimento di trattamento dimateriali filtranti usati. - Google Patents

Procedimento di trattamento dimateriali filtranti usati.

Info

Publication number
IT8719010A0
IT8719010A0 IT8719010A IT1901087A IT8719010A0 IT 8719010 A0 IT8719010 A0 IT 8719010A0 IT 8719010 A IT8719010 A IT 8719010A IT 1901087 A IT1901087 A IT 1901087A IT 8719010 A0 IT8719010 A0 IT 8719010A0
Authority
IT
Italy
Prior art keywords
treatment procedure
filter materials
used filter
materials
procedure
Prior art date
Application number
IT8719010A
Other languages
English (en)
Other versions
IT1201105B (it
Inventor
Roger E M Remacle
Alain A J Verbeeck
Original Assignee
Labofina Sa
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 Labofina Sa filed Critical Labofina Sa
Publication of IT8719010A0 publication Critical patent/IT8719010A0/it
Application granted granted Critical
Publication of IT1201105B publication Critical patent/IT1201105B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/02—Solvent extraction of solids
IT19010/87A 1986-01-13 1987-01-07 Procedimento di trattamento di materiali filtranti usati IT1201105B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/817,953 US4711728A (en) 1986-01-13 1986-01-13 Treating spent filter media

Publications (2)

Publication Number Publication Date
IT8719010A0 true IT8719010A0 (it) 1987-01-07
IT1201105B IT1201105B (it) 1989-01-27

Family

ID=25224283

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19010/87A IT1201105B (it) 1986-01-13 1987-01-07 Procedimento di trattamento di materiali filtranti usati

Country Status (9)

Country Link
US (1) US4711728A (it)
JP (1) JPH0712401B2 (it)
BE (1) BE905988A (it)
DE (1) DE3700759A1 (it)
FR (1) FR2592814B1 (it)
GB (1) GB2185193B (it)
IT (1) IT1201105B (it)
NL (1) NL8700006A (it)
NO (1) NO167899C (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4200670C2 (de) * 1992-01-14 1994-06-23 Achenbach Buschhuetten Gmbh Anlage zur Entsorgung von bei der mechanischen Walzölfiltration anfallendem ölhaltigem Filterkuchen und Rückgewinnung des Walzöls
US5344574A (en) * 1993-05-28 1994-09-06 Hume Frank C Separation of oil from transformer filter cake
WO2022036117A1 (en) * 2020-08-12 2022-02-17 Zick Matthias Versatile oil recovery process from spent oily solid material

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2367384A (en) * 1942-09-22 1945-01-16 Shell Dev Method of removing oil from water
GB1317012A (en) * 1969-07-03 1973-05-16 Wilson P C Recovery of filter and particles
US3574329A (en) * 1969-09-29 1971-04-13 David K Beavon Process for purifying water containing oil and solids
US3803031A (en) * 1972-07-12 1974-04-09 Gbk Enterprises Inc Fatty oil-water separation process
US4104163A (en) * 1976-06-25 1978-08-01 Standard Oil Company A Corporation Of Indiana Regeneration of fixed bed filters
US4260489A (en) * 1979-07-19 1981-04-07 The British Petroleum Company Limited Treatment of oily sludge
US4256578A (en) * 1979-11-29 1981-03-17 Amsted Industries Incorporated Waste oil recovery process
US4501670A (en) * 1981-12-23 1985-02-26 Tyson William H Recovery of oil and sulfonate from filter cake
US4544491A (en) * 1983-08-24 1985-10-01 Claypro Associates Recovery of hydrocarbon oil from filter cakes

Also Published As

Publication number Publication date
US4711728A (en) 1987-12-08
GB2185193B (en) 1989-10-25
NO167899C (no) 1991-12-27
NO167899B (no) 1991-09-16
JPH0712401B2 (ja) 1995-02-15
NL8700006A (nl) 1987-08-03
IT1201105B (it) 1989-01-27
DE3700759A1 (de) 1987-07-16
FR2592814A1 (fr) 1987-07-17
GB2185193A (en) 1987-07-15
NO870113D0 (no) 1987-01-12
GB8700072D0 (en) 1987-02-11
FR2592814B1 (fr) 1993-06-11
BE905988A (fr) 1987-04-16
JPS62216609A (ja) 1987-09-24
NO870113L (no) 1987-07-14

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19931223