DE69503542D1 - Reinigungsverfahren für Kohlenstaubeinblassysteme - Google Patents

Reinigungsverfahren für Kohlenstaubeinblassysteme

Info

Publication number
DE69503542D1
DE69503542D1 DE69503542T DE69503542T DE69503542D1 DE 69503542 D1 DE69503542 D1 DE 69503542D1 DE 69503542 T DE69503542 T DE 69503542T DE 69503542 T DE69503542 T DE 69503542T DE 69503542 D1 DE69503542 D1 DE 69503542D1
Authority
DE
Germany
Prior art keywords
cleaning process
coal dust
injection systems
dust injection
systems
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
DE69503542T
Other languages
English (en)
Other versions
DE69503542T2 (de
Inventor
Robert A Kuchner
Peter H Scheuler
Jerald M Wennerstrom
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.)
Babcock and Wilcox Co
Original Assignee
Babcock and Wilcox 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 Babcock and Wilcox Co filed Critical Babcock and Wilcox Co
Application granted granted Critical
Publication of DE69503542D1 publication Critical patent/DE69503542D1/de
Publication of DE69503542T2 publication Critical patent/DE69503542T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C21B5/003—Injection of pulverulent coal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K3/00—Feeding or distributing of lump or pulverulent fuel to combustion apparatus
    • F23K3/02—Pneumatic feeding arrangements, i.e. by air blast

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture Of Iron (AREA)
DE69503542T 1994-03-07 1995-03-01 Reinigungsverfahren für Kohlenstaubeinblassysteme Expired - Lifetime DE69503542T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/206,990 US5447571A (en) 1994-03-07 1994-03-07 Cleaning method for pulverized coal injection system equipment using coke breeze

Publications (2)

Publication Number Publication Date
DE69503542D1 true DE69503542D1 (de) 1998-08-27
DE69503542T2 DE69503542T2 (de) 1998-11-19

Family

ID=22768766

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69503542T Expired - Lifetime DE69503542T2 (de) 1994-03-07 1995-03-01 Reinigungsverfahren für Kohlenstaubeinblassysteme

Country Status (5)

Country Link
US (1) US5447571A (de)
EP (1) EP0671588B1 (de)
JP (1) JP2704942B2 (de)
CN (1) CN1099546C (de)
DE (1) DE69503542T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4433596A1 (de) * 1994-09-21 1996-03-28 Heckett Multiserv Plc Verfahren zum pneumatischen Fördern von kunststoffhaltigen Materialien in ein Reaktionsgefäß
US5928495A (en) * 1995-12-05 1999-07-27 Legkow; Alexander Emulsion for heavy oil dilution and method of using same
CA2450688A1 (en) * 2001-06-19 2002-12-27 Voest-Alpine Industrieanlagenbau Gmbh & Co Method and device for treating particulate material
CN112063781A (zh) * 2019-06-10 2020-12-11 上海梅山钢铁股份有限公司 一种含有焦末的高炉喷煤用混合燃料及其制备方法
US11161699B2 (en) * 2019-06-18 2021-11-02 Braskem America, Inc. Solids conveying with multi-diameter piping circuit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA767707B (en) * 1976-01-27 1977-11-30 Babcock & Wilcox Co Conduit
US4065322A (en) * 1976-02-23 1977-12-27 General Electric Company Contamination removal method
DE3130038A1 (de) * 1980-09-04 1982-04-08 ARBED S.A., 2930 Luxembourg Verfahren zum kontinuierlichen einblasen von ueberwiegend aus steinkohle bestehenden, feinkoernigen reduktionsmitteln in einen schachtofen
DE3034679C2 (de) * 1980-09-13 1983-01-13 ARBED S.A., 2930 Luxembourg Verfahren zum kontinuierlichen Einblasen von aschehaltige Steinkohle enthaltenden Reduktionsmittel in das Gestell eines Hochofens

Also Published As

Publication number Publication date
CN1113308A (zh) 1995-12-13
US5447571A (en) 1995-09-05
EP0671588A2 (de) 1995-09-13
JPH0854112A (ja) 1996-02-27
JP2704942B2 (ja) 1998-01-26
EP0671588B1 (de) 1998-07-22
DE69503542T2 (de) 1998-11-19
CN1099546C (zh) 2003-01-22
EP0671588A3 (de) 1996-05-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition