DE3278116D1 - Calcining apparatus for powdery materials - Google Patents

Calcining apparatus for powdery materials

Info

Publication number
DE3278116D1
DE3278116D1 DE8282730140T DE3278116T DE3278116D1 DE 3278116 D1 DE3278116 D1 DE 3278116D1 DE 8282730140 T DE8282730140 T DE 8282730140T DE 3278116 T DE3278116 T DE 3278116T DE 3278116 D1 DE3278116 D1 DE 3278116D1
Authority
DE
Germany
Prior art keywords
powdery materials
calcining apparatus
calcining
powdery
materials
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
DE8282730140T
Other languages
English (en)
Inventor
Hirofumi Hatano
Masayasu Yamazaki
Atsushi Hiroshima Shipy Sasaki
Keigo Hiroshima Shipyar Mikami
Kiyomichi Hiroshima Tech Taoda
Mitsuharu Hiroshima T Murakami
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.)
Mitsubishi Heavy Industries Ltd
Mitsubishi Mining and Cement Co Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
Mitsubishi Mining and Cement Co Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27529137&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3278116(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP19610581A external-priority patent/JPS5899149A/ja
Priority claimed from JP19610681A external-priority patent/JPS5899150A/ja
Priority claimed from JP19610481A external-priority patent/JPS5899148A/ja
Priority claimed from JP19610781A external-priority patent/JPS5899151A/ja
Priority claimed from JP19610881A external-priority patent/JPS5899152A/ja
Application filed by Mitsubishi Heavy Industries Ltd, Mitsubishi Mining and Cement Co Ltd filed Critical Mitsubishi Heavy Industries Ltd
Application granted granted Critical
Publication of DE3278116D1 publication Critical patent/DE3278116D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C04B7/44—Burning; Melting
    • 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 peculiar to rotary-drum furnaces
    • F27B7/2016—Arrangements of preheating devices for the charge
    • F27B7/2041—Arrangements of preheating devices for the charge consisting of at least two strings of cyclones with two different admissions of raw material
    • F27B7/205—Arrangements of preheating devices for the charge consisting of at least two strings of cyclones with two different admissions of raw material with precalcining means on the string supplied with exhaust gases from the cooler
    • 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 peculiar to rotary-drum furnaces
    • F27B7/2016—Arrangements of preheating devices for the charge
    • F27B7/2041—Arrangements of preheating devices for the charge consisting of at least two strings of cyclones with two different admissions of raw material
    • F27B7/2058—Arrangements of preheating devices for the charge consisting of at least two strings of cyclones with two different admissions of raw material with precalcining means on each string

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Furnace Details (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
DE8282730140T 1981-12-04 1982-11-29 Calcining apparatus for powdery materials Expired DE3278116D1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP19610581A JPS5899149A (ja) 1981-12-04 1981-12-04 粉状物質の仮焼装置
JP19610681A JPS5899150A (ja) 1981-12-04 1981-12-04 粉状物質の仮焼装置
JP19610481A JPS5899148A (ja) 1981-12-04 1981-12-04 粉状物質の仮焼装置
JP19610781A JPS5899151A (ja) 1981-12-04 1981-12-04 粉状物質の化焼装置
JP19610881A JPS5899152A (ja) 1981-12-04 1981-12-04 粉状物質の仮焼装置

Publications (1)

Publication Number Publication Date
DE3278116D1 true DE3278116D1 (en) 1988-03-24

Family

ID=27529137

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282730140T Expired DE3278116D1 (en) 1981-12-04 1982-11-29 Calcining apparatus for powdery materials

Country Status (5)

Country Link
EP (1) EP0082802B1 (de)
KR (1) KR860001646B1 (de)
DE (1) DE3278116D1 (de)
DK (1) DK158965C (de)
IN (1) IN158502B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3319083A1 (de) * 1983-05-26 1984-11-29 Klöckner-Humboldt-Deutz AG, 5000 Köln Verfahren und vorrichtung zur herstellung von kalkreichen bindemitteln, insbesondere von zementen
DE3333718A1 (de) * 1983-09-17 1985-04-04 Klöckner-Humboldt-Deutz AG, 5000 Köln Anlage zum brennen von feinkoernigem gut, insbesondere zu zementklinker
CN109628196B (zh) * 2018-12-27 2021-01-26 湖北工业大学 一种固氮型水泥短窑用节煤剂的制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2250423A5 (en) * 1973-11-06 1975-05-30 Ishikawajima Harima Heavy Ind Cement powder preheating - in several stages by kiln waste gases and in parallel stages by combustion gases
GB1508721A (en) * 1976-01-12 1978-04-26 Smidth & Co As F L Method of burning pulverous alkali-containing raw materials
DE2603594A1 (de) * 1976-01-30 1977-08-04 Smidth & Co As F L Verfahren und anlage zum brennen von granulat- oder pulverfoermigem rohmaterial

Also Published As

Publication number Publication date
KR840002752A (ko) 1984-07-16
KR860001646B1 (ko) 1986-10-15
DK537482A (da) 1983-06-05
IN158502B (de) 1986-11-29
DK158965B (da) 1990-08-06
DK158965C (da) 1990-12-31
EP0082802B1 (de) 1988-02-17
EP0082802A1 (de) 1983-06-29

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee