ZA200710618B - Method of mixing high temperature gases in mineral processing kilns - Google Patents

Method of mixing high temperature gases in mineral processing kilns

Info

Publication number
ZA200710618B
ZA200710618B ZA200710618A ZA200710618A ZA200710618B ZA 200710618 B ZA200710618 B ZA 200710618B ZA 200710618 A ZA200710618 A ZA 200710618A ZA 200710618 A ZA200710618 A ZA 200710618A ZA 200710618 B ZA200710618 B ZA 200710618B
Authority
ZA
South Africa
Prior art keywords
high temperature
mineral processing
mixing high
temperature gases
processing kilns
Prior art date
Application number
ZA200710618A
Other languages
English (en)
Inventor
Eric R Hansen
Ralph A Supelak
Tutt James Ronald
Original Assignee
Cadence Environmental Energy
Ash Grove Cement 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 Cadence Environmental Energy, Ash Grove Cement Co filed Critical Cadence Environmental Energy
Publication of ZA200710618B publication Critical patent/ZA200710618B/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B15/00—Fluidised-bed furnaces; Other furnaces using or treating finely-divided materials in dispersion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories or equipment specially adapted for rotary-drum furnaces
    • F27B7/36—Arrangements of air or gas supply devices
    • F27B7/362—Introducing gas into the drum axially or through the wall
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B7/00—Hydraulic cements
    • C04B7/36—Manufacture of hydraulic cements in general
    • C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B7/00—Hydraulic cements
    • C04B7/36—Manufacture of hydraulic cements in general
    • C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
    • C04B7/434—Preheating with addition of fuel, e.g. calcining
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/14—Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge
    • F27B7/16—Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge the means being fixed relatively to the drum, e.g. composite means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/14—Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge
    • F27B7/16—Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge the means being fixed relatively to the drum, e.g. composite means
    • F27B7/161—Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge the means being fixed relatively to the drum, e.g. composite means the means comprising projections jutting out from the wall
    • F27B7/162—Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge the means being fixed relatively to the drum, e.g. composite means the means comprising projections jutting out from the wall the projections consisting of separate lifting elements, e.g. lifting shovels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories or equipment specially adapted for rotary-drum furnaces
    • F27B7/2016—Arrangements of preheating devices for the charge
    • F27B7/2025—Arrangements of preheating devices for the charge consisting of a single string of cyclones
    • F27B7/2033—Arrangements of preheating devices for the charge consisting of a single string of cyclones with means for precalcining the raw material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories or equipment specially adapted for rotary-drum furnaces
    • F27B7/32—Arrangement of devices for charging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories or equipment specially adapted for rotary-drum furnaces
    • F27B7/34—Arrangements of heating devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories or equipment specially adapted for rotary-drum furnaces
    • F27B7/42—Arrangement of controlling, monitoring, alarm or like devices
    • 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
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
    • Y02P40/121—Energy efficiency measures, e.g. improving or optimising the production methods

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Furnace Details (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
ZA200710618A 2005-05-25 2007-11-21 Method of mixing high temperature gases in mineral processing kilns ZA200710618B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/137,288 US7229281B2 (en) 2000-09-11 2005-05-25 Method of mixing high temperature gases in mineral processing kilns

Publications (1)

Publication Number Publication Date
ZA200710618B true ZA200710618B (en) 2009-10-28

Family

ID=37595422

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200710618A ZA200710618B (en) 2005-05-25 2007-11-21 Method of mixing high temperature gases in mineral processing kilns

Country Status (10)

Country Link
US (4) US7229281B2 (de)
EP (1) EP1888990A4 (de)
JP (1) JP2008545607A (de)
KR (1) KR20080009311A (de)
AU (1) AU2006262726A1 (de)
BR (1) BRPI0611031A2 (de)
CA (1) CA2609337A1 (de)
MX (1) MX2007014733A (de)
WO (1) WO2007001692A1 (de)
ZA (1) ZA200710618B (de)

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US6672865B2 (en) * 2000-09-11 2004-01-06 Cadence Enviromental Energy, Inc. Method of mixing high temperature gases in mineral processing kilns
US7229281B2 (en) * 2000-09-11 2007-06-12 Cadence Environmental Energy, Inc. Method of mixing high temperature gases in mineral processing kilns
US7959435B2 (en) 2006-01-09 2011-06-14 Cadence Environmental Energy, Inc. Method and apparatus for reducing NOx emissions in rotary kilns by SNCR
US7452203B2 (en) * 2006-10-16 2008-11-18 Praxair Technology, Inc. Stratified staging in kilns
ITTO20070084A1 (it) * 2007-02-06 2008-08-07 K & E Srl Dispositivi di miscelazione radiale per reattori inclinati rotanti.
US20110056442A1 (en) * 2008-02-26 2011-03-10 Ex-Tar Technologies, Inc. Reaction chamber for a direct contact rotating steam generator
US9862899B2 (en) * 2008-05-12 2018-01-09 Simple Approach Systems, Inc. Gas distribution arrangement for rotary reactor
KR20090127796A (ko) * 2008-06-09 2009-12-14 굴람후세인 레흐맛 아미랄리 회전 킬른용 가스분배기
EA038251B1 (ru) * 2017-06-13 2021-07-30 Оутотек (Финлэнд) Ой Способ и устройство для сжигания газообразного или жидкого топлива
CN111189319B (zh) * 2020-01-13 2021-08-20 内蒙古伊东冀东水泥有限公司 一种用于水泥生产的生料煅烧装置
CN111550820B (zh) * 2020-05-25 2022-02-25 中国大唐集团科学技术研究院有限公司华中电力试验研究院 一种基于动量矩的锅炉燃尽风调整方法
CN116718000B (zh) * 2023-08-04 2023-10-10 淄博晶成新材料有限公司 一种具有助燃结构的全氧燃烧回转窑
CN118517925B (zh) * 2024-07-23 2024-09-17 攀枝花市海峰鑫化工有限公司 一种降低回转窑烟气氮氧化物生成量的装置及方法

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US3584650A (en) 1968-10-22 1971-06-15 Rca Corp Reed armature valves for controlling fluid flow
US3584850A (en) * 1969-07-02 1971-06-15 United States Steel Corp Rotary kiln for shock sintering
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Also Published As

Publication number Publication date
BRPI0611031A2 (pt) 2010-08-10
EP1888990A1 (de) 2008-02-20
US20090191498A1 (en) 2009-07-30
MX2007014733A (es) 2008-04-08
US20090191497A1 (en) 2009-07-30
US8267685B2 (en) 2012-09-18
US7229281B2 (en) 2007-06-12
US7488172B2 (en) 2009-02-10
CA2609337A1 (en) 2007-01-04
US20070207432A1 (en) 2007-09-06
AU2006262726A1 (en) 2007-01-04
JP2008545607A (ja) 2008-12-18
KR20080009311A (ko) 2008-01-28
EP1888990A4 (de) 2009-01-07
WO2007001692A1 (en) 2007-01-04
US20050277081A1 (en) 2005-12-15

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