ES2027872A6 - Procedimiento para consolidar lodos y polvos de la industria del acero que contiene hierro, aceites y cromato. - Google Patents

Procedimiento para consolidar lodos y polvos de la industria del acero que contiene hierro, aceites y cromato.

Info

Publication number
ES2027872A6
ES2027872A6 ES9003283A ES9003283A ES2027872A6 ES 2027872 A6 ES2027872 A6 ES 2027872A6 ES 9003283 A ES9003283 A ES 9003283A ES 9003283 A ES9003283 A ES 9003283A ES 2027872 A6 ES2027872 A6 ES 2027872A6
Authority
ES
Spain
Prior art keywords
powders
contg
iron
oil
water
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 - Fee Related
Application number
ES9003283A
Other languages
English (en)
Inventor
Georg Fritsch
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.)
PHIL NAT DIPL CHEM GEORG FRITS
Original Assignee
PHIL NAT DIPL CHEM GEORG FRITS
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 PHIL NAT DIPL CHEM GEORG FRITS filed Critical PHIL NAT DIPL CHEM GEORG FRITS
Publication of ES2027872A6 publication Critical patent/ES2027872A6/es
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/242—Binding; Briquetting ; Granulating with binders
    • C22B1/243—Binding; Briquetting ; Granulating with binders inorganic
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Sludge (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

PROCEDIMIENTO PARA CONSOLIDAR LODOS Y POLVOS DE LA INDUSTRIA DEL ACERO QUE CONTIENEN HIERRO, ACEITES Y CROMATO. COMPRENDE MEZCLAR LOS LODOS Y POLVOS CON LA CANTIDAD DE AGUA Y DE CEMENTO HIDRAULICO QUE ES NECESARIA PARA EFECTUAR LA CONSOLIDACION, ENDURECER A CONTINUACION LA MEZCLA FORMADA Y EVENTUALMENTE, TRITURAR EL PRODUCTO ENDURECIDO, AÑADIENDOSE A LA MEZCLA, ANTES DEL ENDURECIMIENTO, 1-5% EN PESO, REFERIDO AL PESO TOTAL DE LOS COMPONENTES, DE FESOSI4.7AQ. (SAL VERDE) PARA EFECTUAR LA REDUCCION DE LA PORCION DE CROMATO. EL INVENTO ES APLICABLE A LA OBTENCION DE MATERIALES DE CONSTRUCCION PARA CALLES Y CARRETERAS.
ES9003283A 1989-12-23 1990-12-21 Procedimiento para consolidar lodos y polvos de la industria del acero que contiene hierro, aceites y cromato. Expired - Fee Related ES2027872A6 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3942827A DE3942827C1 (en) 1989-12-23 1989-12-23 Prepn. of prods. from iron- and oil-contg. powders of steel industry - involves mixing powders, etc. with water and hydraulic cement

Publications (1)

Publication Number Publication Date
ES2027872A6 true ES2027872A6 (es) 1992-06-16

Family

ID=6396349

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9003283A Expired - Fee Related ES2027872A6 (es) 1989-12-23 1990-12-21 Procedimiento para consolidar lodos y polvos de la industria del acero que contiene hierro, aceites y cromato.

Country Status (3)

Country Link
DE (1) DE3942827C1 (es)
ES (1) ES2027872A6 (es)
SE (1) SE9004056L (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5609558A (en) * 1992-12-16 1997-03-11 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Waste-treating material
US9278888B1 (en) 2012-11-01 2016-03-08 Saudi Basic Industries Corporation Use of non-chloride cement accelerator and electric arc furnace dust in cement
CN104870396A (zh) * 2012-11-01 2015-08-26 沙特基础工业公司 水泥促凝剂和电弧炉粉尘在水泥中的应用

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3227000A1 (de) * 1982-07-20 1984-01-26 Georg Dr.phil.nat. Dipl.-Chem. 4620 Castrop-Rauxel Fritsch Verfahren zur herstellung eines lagerfaehigen, insbesondere eines deponiefaehigen erzeugnisses aus filter-, sinter- oder oelabscheiderschlaemmen mit in der trodenmasse enthaltenen eisenoxyd- und oelrueckstaenden
DE3414400A1 (de) * 1984-04-17 1985-10-24 Georg Dr.phil.nat. Dipl.-Chem. 4620 Castrop-Rauxel Fritsch Verfahren zur herstellung eines lagerfaehigen, insbesondere eines deponiefaehigen erzeugnisses aus einem eisenhaltigen, feinkoernigen abgang mit freiem sechswertigen chrom, insbesondere von filterstaub der elektrostahlherstellung
DE3716484A1 (de) * 1987-05-16 1988-11-24 Georg Dipl Chem Dr Phi Fritsch Verfahren zur herstellung eines lagerfaehigen, insbesondere eines deponiefaehigen erzeugnisses aus einem eisenhaltigen, feinkoernigen abgang enthaltend freies sechswertiges chrom, beispielsweise filterstaub der elektrostahlherstellung

Also Published As

Publication number Publication date
SE9004056L (sv) 1991-06-24
SE9004056D0 (sv) 1990-12-19
DE3942827C1 (en) 1991-04-25

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20010301