PT74438B - Apparatus and method for controlling the recycle char circuit in a direct reduction process - Google Patents

Apparatus and method for controlling the recycle char circuit in a direct reduction process

Info

Publication number
PT74438B
PT74438B PT7443882A PT7443882A PT74438B PT 74438 B PT74438 B PT 74438B PT 7443882 A PT7443882 A PT 7443882A PT 7443882 A PT7443882 A PT 7443882A PT 74438 B PT74438 B PT 74438B
Authority
PT
Portugal
Prior art keywords
controlling
circuit
reduction process
direct reduction
recycle char
Prior art date
Application number
PT7443882A
Other languages
English (en)
Other versions
PT74438A (en
Original Assignee
Direct Reduction 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 Direct Reduction Corp filed Critical Direct Reduction Corp
Publication of PT74438A publication Critical patent/PT74438A/pt
Publication of PT74438B publication Critical patent/PT74438B/pt

Links

Classifications

    • 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
    • C21B5/00—Making pig-iron in the blast furnace
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
PT7443882A 1981-03-16 1982-02-16 Apparatus and method for controlling the recycle char circuit in a direct reduction process PT74438B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/244,154 US4356031A (en) 1981-03-16 1981-03-16 Apparatus and method for controlling the recycle char circuit in a direct reduction process

Publications (2)

Publication Number Publication Date
PT74438A PT74438A (en) 1982-03-01
PT74438B true PT74438B (en) 1983-07-14

Family

ID=22921582

Family Applications (1)

Application Number Title Priority Date Filing Date
PT7443882A PT74438B (en) 1981-03-16 1982-02-16 Apparatus and method for controlling the recycle char circuit in a direct reduction process

Country Status (8)

Country Link
US (1) US4356031A (pt)
JP (1) JPS57161015A (pt)
KR (1) KR830009229A (pt)
BR (1) BR8201408A (pt)
ES (1) ES509830A0 (pt)
GR (1) GR78292B (pt)
PT (1) PT74438B (pt)
ZA (1) ZA821200B (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001054819A1 (en) * 2000-01-28 2001-08-02 Pacific Edge Holdings Pty Ltd Process for upgrading low rank carbonaceous material

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB888553A (en) * 1959-04-25 1962-01-31 Wibau Gmbh Improvements in or relating to supervising apparatus for maintaining predetermined mixture proportions in the dry constituents of a mixture
US4170311A (en) * 1978-01-19 1979-10-09 Automatic Terminal Information Systems, Inc. Level measuring system
US4304597A (en) * 1980-03-20 1981-12-08 The Direct Reduction Corporation System for control of sinter formation in iron oxide reducing kilns

Also Published As

Publication number Publication date
ES8303533A1 (es) 1983-02-01
US4356031A (en) 1982-10-26
ES509830A0 (es) 1983-02-01
BR8201408A (pt) 1983-02-01
ZA821200B (en) 1983-01-26
GR78292B (pt) 1984-09-26
JPS57161015A (en) 1982-10-04
PT74438A (en) 1982-03-01
KR830009229A (ko) 1983-12-19

Similar Documents

Publication Publication Date Title
DE3279134D1 (en) A method and an apparatus in tuning a pid-regulator
JPS57169195A (en) Method and apparatus for operating measument in inclined well
GB2081859B (en) A heating process and apparatus
GB2106143B (en) Process and apparatus for steelmaking
GB2109601B (en) Method and apparatus for generating a verified plot
JPS57149519A (en) Method and apparatus for supplying fiber
GB2098905B (en) A method and apparatus for the machine soldering of workpieces
DE3278971D1 (en) Apparatus and method for producing surface molded panel
ZA824458B (en) Method and apparatus for recovering thermoplastic from coated fabric scrap
GB2125645B (en) Method and apparatus for controlling a set point
DE3373045D1 (en) Servomotor control method and apparatus therefor
GB2092646B (en) Method and apparatus for completing a a well
EG16947A (en) Continuous extraction apparatus and process
HUT45950A (en) Process and apparatus for forming fibreglass
GB2106542B (en) A method and apparatus for electrodeposition
GB2092645B (en) Method and apparatus for completing a a well
GB2113487B (en) Method and apparatus for controlling an inverter
JPS57155019A (en) Preheating method and apparatus
DE3261883D1 (en) Apparatus and method for treating work pieces
PH18991A (en) Method and apparatus for charging a furnace
ZA826838B (en) A process and an apparatus for agglomerating loose material
ZA843094B (en) A method and apparatus for heating liquid
ZA821200B (en) Apparatus and method for controlling the recycle char circuit in a direct reduction process
ZA828133B (en) Process for treating cassiterite ore
GB2049957B (en) Method and apparatus for comparing logic functions