CA972153A - Apparatus for blowing high-temperature reducing gas into blast furnace - Google Patents

Apparatus for blowing high-temperature reducing gas into blast furnace

Info

Publication number
CA972153A
CA972153A CA114,307A CA114307A CA972153A CA 972153 A CA972153 A CA 972153A CA 114307 A CA114307 A CA 114307A CA 972153 A CA972153 A CA 972153A
Authority
CA
Canada
Prior art keywords
blast furnace
reducing gas
temperature reducing
blowing high
blowing
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
Application number
CA114,307A
Other versions
CA114307S (en
Inventor
Masaaki Iguchi
Yoshiaki Hara
Akio Masagaki
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Application granted granted Critical
Publication of CA972153A publication Critical patent/CA972153A/en
Expired 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Blast Furnaces (AREA)
  • Manufacture Of Iron (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
CA114,307A 1970-05-28 1971-05-28 Apparatus for blowing high-temperature reducing gas into blast furnace Expired CA972153A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45045830A JPS4912803B1 (en) 1970-05-28 1970-05-28

Publications (1)

Publication Number Publication Date
CA972153A true CA972153A (en) 1975-08-05

Family

ID=12730136

Family Applications (1)

Application Number Title Priority Date Filing Date
CA114,307A Expired CA972153A (en) 1970-05-28 1971-05-28 Apparatus for blowing high-temperature reducing gas into blast furnace

Country Status (8)

Country Link
US (1) US3692293A (en)
JP (1) JPS4912803B1 (en)
BE (1) BE766508A (en)
CA (1) CA972153A (en)
FR (1) FR2090346B1 (en)
GB (1) GB1305501A (en)
NL (1) NL170436C (en)
SU (1) SU407455A3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2684301B2 (en) * 1992-11-12 1997-12-03 ローレルバンクマシン株式会社 Check book issuing machine
US5578662A (en) 1994-07-22 1996-11-26 United States Surgical Corporation Bioabsorbable branched polymers containing units derived from dioxanone and medical/surgical devices manufactured therefrom
CN101519703B (en) * 2008-02-26 2010-12-08 宝山钢铁股份有限公司 Low-coke-ratio blast furnace ironmaking technique

Also Published As

Publication number Publication date
FR2090346A1 (en) 1972-01-14
BE766508A (en) 1971-09-16
US3692293A (en) 1972-09-19
FR2090346B1 (en) 1974-10-11
JPS4912803B1 (en) 1974-03-27
GB1305501A (en) 1973-02-07
NL7107141A (en) 1971-11-30
NL170436C (en) 1982-11-01
SU407455A3 (en) 1973-11-21
NL170436B (en) 1982-06-01
DE2120833A1 (en) 1971-12-02

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