DE3160897D1 - Heat exchanging unit for preheating crude cement powder - Google Patents

Heat exchanging unit for preheating crude cement powder

Info

Publication number
DE3160897D1
DE3160897D1 DE8181890016T DE3160897T DE3160897D1 DE 3160897 D1 DE3160897 D1 DE 3160897D1 DE 8181890016 T DE8181890016 T DE 8181890016T DE 3160897 T DE3160897 T DE 3160897T DE 3160897 D1 DE3160897 D1 DE 3160897D1
Authority
DE
Germany
Prior art keywords
heat exchanging
exchanging unit
cement powder
crude cement
preheating crude
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
DE8181890016T
Other languages
German (de)
Inventor
Fritz Dipl Ing Dr Kraus
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.)
Voestalpine AG
Original Assignee
Voestalpine AG
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=3524179&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3160897(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Voestalpine AG filed Critical Voestalpine AG
Application granted granted Critical
Publication of DE3160897D1 publication Critical patent/DE3160897D1/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/24—Multiple arrangement thereof
    • B04C5/30—Recirculation constructions in or with cyclones which accomplish a partial recirculation of the medium, e.g. by means of conduits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/12—Construction of the overflow ducting, e.g. diffusing or spiral exits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/10—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers
    • F26B17/101—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers the drying enclosure having the shape of one or a plurality of shafts or ducts, e.g. with substantially straight and vertical axis
    • F26B17/102—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers the drying enclosure having the shape of one or a plurality of shafts or ducts, e.g. with substantially straight and vertical axis with material recirculation, classifying or disintegrating 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
    • F27B7/20—Details, accessories, or equipment peculiar to 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Furnace Details (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
DE8181890016T 1980-04-10 1981-01-27 Heat exchanging unit for preheating crude cement powder Expired DE3160897D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT193480A AT364303B (en) 1980-04-10 1980-04-10 HEAT EXCHANGER UNIT FOR PREHEATING CEMENT FLOUR

Publications (1)

Publication Number Publication Date
DE3160897D1 true DE3160897D1 (en) 1983-10-27

Family

ID=3524179

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181890016T Expired DE3160897D1 (en) 1980-04-10 1981-01-27 Heat exchanging unit for preheating crude cement powder

Country Status (4)

Country Link
EP (1) EP0038314B1 (en)
AT (1) AT364303B (en)
DE (1) DE3160897D1 (en)
DK (1) DK160281A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202016102385U1 (en) * 2016-05-04 2016-05-24 Outotec (Finland) Oy Cyclone and dip tube for the separation of particles from a gas

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1272324B (en) * 1960-02-08 1968-07-11 Yukio Nogiwa Cyclone system for heating fine-grained goods
DE1508576A1 (en) * 1966-04-13 1969-10-30 Kloeckner Humboldt Deutz Ag Counterflow cross-flow heat exchanger
DE2801161B2 (en) * 1978-01-12 1981-06-25 Babcock Krauss-Maffei Industrieanlagen GmbH, 8000 München Process and burning of sintered goods made from carbonate raw materials such as cement clinker

Also Published As

Publication number Publication date
EP0038314B1 (en) 1983-09-21
EP0038314A1 (en) 1981-10-21
DK160281A (en) 1981-10-11
AT364303B (en) 1981-10-12
ATA193480A (en) 1981-02-15

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee