OA05017A - Improvements in the manufacture of dry cement. - Google Patents

Improvements in the manufacture of dry cement.

Info

Publication number
OA05017A
OA05017A OA55515A OA55515A OA05017A OA 05017 A OA05017 A OA 05017A OA 55515 A OA55515 A OA 55515A OA 55515 A OA55515 A OA 55515A OA 05017 A OA05017 A OA 05017A
Authority
OA
OAPI
Prior art keywords
manufacture
dry cement
cement
dry
Prior art date
Application number
OA55515A
Other languages
French (fr)
Original Assignee
Fives Cail Babcock
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
Priority claimed from FR7418907A external-priority patent/FR2278643A1/en
Priority claimed from FR7426711A external-priority patent/FR2280603A2/en
Application filed by Fives Cail Babcock filed Critical Fives Cail Babcock
Publication of OA05017A publication Critical patent/OA05017A/en

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
    • 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
    • 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
OA55515A 1974-05-31 1975-05-26 Improvements in the manufacture of dry cement. OA05017A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7418907A FR2278643A1 (en) 1974-05-31 1974-05-31 Cement clinkering plant with preheater - having several cyclones has reheaters to improve fuel utilisation
FR7426711A FR2280603A2 (en) 1974-08-01 1974-08-01 Cement clinkering plant with preheater - having several cyclones has reheaters to improve fuel utilisation

Publications (1)

Publication Number Publication Date
OA05017A true OA05017A (en) 1980-12-31

Family

ID=26218357

Family Applications (1)

Application Number Title Priority Date Filing Date
OA55515A OA05017A (en) 1974-05-31 1975-05-26 Improvements in the manufacture of dry cement.

Country Status (8)

Country Link
BR (1) BR7503352A (en)
CH (1) CH602506A5 (en)
DE (1) DE2523794A1 (en)
DK (1) DK139641B (en)
ES (1) ES437502A1 (en)
GB (1) GB1503943A (en)
IT (1) IT1037978B (en)
OA (1) OA05017A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3411146A1 (en) * 1984-03-27 1985-10-10 Dyckerhoff Engineering GmbH, 6200 Wiesbaden Process for utilising the excess heat in the preheating of cement raw meal
DE19518926B4 (en) * 1995-05-23 2004-09-23 Polysius Ag Method and device for producing burned material
CN100362302C (en) * 2004-06-21 2008-01-16 孙义燊 Power generation system and method utilizing exhaust gas waste heat from cement predecomposition kiln
US7695701B2 (en) 2008-03-07 2010-04-13 Du Pont Process for treating acid gas in staged furnaces with inter-stage heat recovery
DE102012020300B4 (en) 2012-10-17 2016-05-12 Khd Humboldt Wedag Gmbh Process for utilizing the waste heat of a plant for the production of cement and plant for the production of cement
CN106568331B (en) * 2016-10-19 2018-08-21 中冶焦耐(大连)工程技术有限公司 A kind of large size suspension kiln and its production technology

Also Published As

Publication number Publication date
GB1503943A (en) 1978-03-15
IT1037978B (en) 1979-11-20
DE2523794A1 (en) 1975-12-11
BR7503352A (en) 1976-05-25
ES437502A1 (en) 1977-01-16
DK139641C (en) 1979-09-10
DK139641B (en) 1979-03-19
DK225875A (en) 1975-12-01
CH602506A5 (en) 1978-07-31

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