CH382781A - Verfahren zur Erwärmung der Beschickung im rotierenden Rohrofen - Google Patents

Verfahren zur Erwärmung der Beschickung im rotierenden Rohrofen

Info

Publication number
CH382781A
CH382781A CH321060A CH321060A CH382781A CH 382781 A CH382781 A CH 382781A CH 321060 A CH321060 A CH 321060A CH 321060 A CH321060 A CH 321060A CH 382781 A CH382781 A CH 382781A
Authority
CH
Switzerland
Prior art keywords
charge
heating
tube furnace
rotating tube
rotating
Prior art date
Application number
CH321060A
Other languages
English (en)
Original Assignee
Elektrokemisk As
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 Elektrokemisk As filed Critical Elektrokemisk As
Priority to CH158562A priority Critical patent/CH396059A/de
Publication of CH382781A publication Critical patent/CH382781A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/003—Phosphorus
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/01—Treating phosphate ores or other raw phosphate materials to obtain phosphorus or phosphorus compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • C01B32/914—Carbides of single elements
    • C01B32/942—Calcium carbide
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/06—Making pig-iron other than in blast furnaces in rotary kilns
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0066—Preliminary conditioning of the solid carbonaceous reductant
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Manufacture And Refinement Of Metals (AREA)
CH321060A 1959-04-02 1960-03-22 Verfahren zur Erwärmung der Beschickung im rotierenden Rohrofen CH382781A (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH158562A CH396059A (de) 1960-03-22 1962-02-09 Anordnung bei Drehrohröfen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO13133859 1959-04-02

Publications (1)

Publication Number Publication Date
CH382781A true CH382781A (de) 1964-10-15

Family

ID=19908473

Family Applications (1)

Application Number Title Priority Date Filing Date
CH321060A CH382781A (de) 1959-04-02 1960-03-22 Verfahren zur Erwärmung der Beschickung im rotierenden Rohrofen

Country Status (6)

Country Link
BE (1) BE589232A (de)
CH (1) CH382781A (de)
ES (1) ES256981A1 (de)
FR (1) FR1253560A (de)
GB (1) GB926545A (de)
OA (1) OA00469A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102538493B (zh) * 2012-02-15 2014-04-09 个旧市富祥工贸有限责任公司 一种熔池熔炼炉高温烟气余热直接利用装置
CN106931775A (zh) * 2017-04-25 2017-07-07 四川卡森科技有限公司 一种窑中喂料装置
CN108148939A (zh) * 2017-12-31 2018-06-12 新疆八钢铁股份有限公司 欧冶炉使用气煤焦和粒煤燃料结构的炼铁方法
AU2021386878A1 (en) * 2020-11-24 2023-06-22 Technological Resources Pty. Limited Biomass direct reduced iron
CN116940696A (zh) * 2020-11-24 2023-10-24 技术资源有限公司 生物质直接还原铁

Also Published As

Publication number Publication date
ES256981A1 (es) 1960-06-16
OA00469A (fr) 1966-07-15
GB926545A (en) 1963-05-22
FR1253560A (fr) 1961-02-10
BE589232A (fr) 1960-07-18

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