DE69214912D1 - Filterhilfsmittel und dieses verwendendes Verfahren zur Aufarbeitung von Metallbearbeitungskühlölen - Google Patents

Filterhilfsmittel und dieses verwendendes Verfahren zur Aufarbeitung von Metallbearbeitungskühlölen

Info

Publication number
DE69214912D1
DE69214912D1 DE69214912T DE69214912T DE69214912D1 DE 69214912 D1 DE69214912 D1 DE 69214912D1 DE 69214912 T DE69214912 T DE 69214912T DE 69214912 T DE69214912 T DE 69214912T DE 69214912 D1 DE69214912 D1 DE 69214912D1
Authority
DE
Germany
Prior art keywords
filter aid
acid
aluminum
filter
filter aids
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
DE69214912T
Other languages
English (en)
Other versions
DE69214912T2 (de
Inventor
John R Schneider
John O Mcclean
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.)
Jr Schneider Co Inc Benicia Calif Us
JR Schneider Co Inc
Original Assignee
Jr Schneider Co Inc Benicia Calif Us
JR Schneider Co Inc
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 Jr Schneider Co Inc Benicia Calif Us, JR Schneider Co Inc filed Critical Jr Schneider Co Inc Benicia Calif Us
Application granted granted Critical
Publication of DE69214912D1 publication Critical patent/DE69214912D1/de
Publication of DE69214912T2 publication Critical patent/DE69214912T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M175/00—Working-up used lubricants to recover useful products ; Cleaning
    • C10M175/0058—Working-up used lubricants to recover useful products ; Cleaning by filtration and centrifugation processes; apparatus therefor
    • 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
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M175/00—Working-up used lubricants to recover useful products ; Cleaning
    • C10M175/0016—Working-up used lubricants to recover useful products ; Cleaning with the use of chemical agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Filtering Materials (AREA)
  • Lubricants (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
DE69214912T 1991-11-08 1992-07-28 Filterhilfsmittel und dieses verwendendes Verfahren zur Aufarbeitung von Metallbearbeitungskühlölen Expired - Lifetime DE69214912T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/790,587 US5122281A (en) 1991-11-08 1991-11-08 Filter aid and method for using same for reclaiming oil coolants used for metal working

Publications (2)

Publication Number Publication Date
DE69214912D1 true DE69214912D1 (de) 1996-12-05
DE69214912T2 DE69214912T2 (de) 1997-02-27

Family

ID=25151158

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69214912T Expired - Lifetime DE69214912T2 (de) 1991-11-08 1992-07-28 Filterhilfsmittel und dieses verwendendes Verfahren zur Aufarbeitung von Metallbearbeitungskühlölen

Country Status (9)

Country Link
US (1) US5122281A (de)
EP (1) EP0540825B1 (de)
JP (1) JP3320464B2 (de)
KR (1) KR100232429B1 (de)
AT (1) ATE144789T1 (de)
AU (1) AU651005B2 (de)
CA (1) CA2072957C (de)
DE (1) DE69214912T2 (de)
ES (1) ES2093745T3 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19946391A1 (de) * 1999-09-28 2001-03-29 Mann & Hummel Filter Verfahren zum Reinigen von Kühlschmierstoffen
JP4532657B2 (ja) * 2000-03-27 2010-08-25 株式会社神戸製鋼所 アルミニウム及びアルミニウム合金用熱間圧延油の廃油再生方法及びその装置
KR100830825B1 (ko) * 2001-09-28 2008-05-20 주식회사 케이티 웹 환경에서 자료 관리 방법
US20040104177A1 (en) 2002-09-20 2004-06-03 J.R. Schneider Co., Inc. Filter aid and method of using same for reclaiming water-based fluids used in metal working processes
US20050098505A1 (en) * 2002-09-20 2005-05-12 J.R. Schneider Co., Inc. Filter aid and method of using same for reclaiming water-based fluids used in metal working processes
US7341668B2 (en) 2003-09-22 2008-03-11 J.R. Schneider Co., Inc. Filter aid and method of using same for reclaiming water-based fluids used in metal working processes
US9302209B2 (en) * 2009-04-01 2016-04-05 Kageht Llc Filter medium for metal-working liquids
KR101388515B1 (ko) * 2013-01-18 2014-04-23 주식회사 에이엠씨글로벌 압연기의 냉각유 여과용 필터코어

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2339520A (en) 1940-06-27 1944-01-18 Aluminum Co Of America Reclaiming lubricants
DE1028270B (de) * 1955-12-27 1958-04-17 Aluminiumwerk Tscheulin G M B Verfahren zur Reinigung gebrauchter Walzoele
US3471533A (en) * 1966-07-05 1969-10-07 Palm Oil Recovery Inc Rolling oil recovery process
US3608734A (en) 1968-07-31 1971-09-28 John R Schneider Liquid filtering apparatus
ZA741228B (en) * 1973-03-02 1975-01-29 Ici Ltd Filtration
GB2080350A (en) * 1980-05-23 1982-02-03 Kureha Chemical Ind Co Ltd Oil regenerating membrane
DE3048662A1 (de) * 1980-12-23 1982-07-22 Boehringer Mannheim Gmbh, 6800 Mannheim Stabilisierte zubereitung von tetrazoliumsalzen
US4432865A (en) * 1982-01-25 1984-02-21 Norman George R Process for treating used motor oil and synthetic crude oil

Also Published As

Publication number Publication date
KR930009633A (ko) 1993-06-21
CA2072957C (en) 2002-05-14
EP0540825A1 (de) 1993-05-12
DE69214912T2 (de) 1997-02-27
JPH06121908A (ja) 1994-05-06
ATE144789T1 (de) 1996-11-15
EP0540825B1 (de) 1996-10-30
ES2093745T3 (es) 1997-01-01
CA2072957A1 (en) 1993-05-09
AU651005B2 (en) 1994-07-07
AU2607492A (en) 1993-05-13
KR100232429B1 (ko) 1999-12-01
JP3320464B2 (ja) 2002-09-03
US5122281A (en) 1992-06-16

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Legal Events

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8364 No opposition during term of opposition