DE272174C - - Google Patents
Info
- Publication number
- DE272174C DE272174C DENDAT272174D DE272174DA DE272174C DE 272174 C DE272174 C DE 272174C DE NDAT272174 D DENDAT272174 D DE NDAT272174D DE 272174D A DE272174D A DE 272174DA DE 272174 C DE272174 C DE 272174C
- Authority
- DE
- Germany
- Prior art keywords
- cement
- blast furnace
- waste materials
- iron
- dust
- 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.)
- Active
Links
- 239000004568 cement Substances 0.000 claims description 10
- 239000002699 waste material Substances 0.000 claims description 6
- 238000005245 sintering Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 7
- 239000000428 dust Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 201000005569 Gout Diseases 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000010801 sewage sludge Substances 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- C04B7/38—Preparing or treating the raw materials individually or as batches, e.g. mixing with fuel
- C04B7/42—Active ingredients added before, or during, the burning process
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE272174C true DE272174C (enrdf_load_stackoverflow) |
Family
ID=528764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT272174D Active DE272174C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE272174C (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2477262A (en) * | 1938-08-16 | 1949-07-26 | Nederlandse Cement Ind | Process for utilizing the dust from cement kilns |
-
0
- DE DENDAT272174D patent/DE272174C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2477262A (en) * | 1938-08-16 | 1949-07-26 | Nederlandse Cement Ind | Process for utilizing the dust from cement kilns |
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