CS203129B2 - Method of hardening slag - Google Patents
Method of hardening slag Download PDFInfo
- Publication number
- CS203129B2 CS203129B2 CS766482A CS648276A CS203129B2 CS 203129 B2 CS203129 B2 CS 203129B2 CS 766482 A CS766482 A CS 766482A CS 648276 A CS648276 A CS 648276A CS 203129 B2 CS203129 B2 CS 203129B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- production
- slag
- lime
- added
- charge
- Prior art date
Links
- 239000002893 slag Substances 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims description 15
- 238000004519 manufacturing process Methods 0.000 claims abstract description 23
- 229910000604 Ferrochrome Inorganic materials 0.000 claims abstract description 16
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 14
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 14
- 239000004571 lime Substances 0.000 claims abstract description 14
- 229910021538 borax Inorganic materials 0.000 claims abstract description 9
- 239000004328 sodium tetraborate Substances 0.000 claims abstract description 9
- 235000010339 sodium tetraborate Nutrition 0.000 claims abstract description 9
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000004327 boric acid Substances 0.000 claims abstract description 8
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 7
- 239000011651 chromium Substances 0.000 claims abstract description 7
- 229910000519 Ferrosilicon Inorganic materials 0.000 claims abstract description 6
- 229910052796 boron Inorganic materials 0.000 claims abstract description 6
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 4
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims description 14
- 244000089742 Citrus aurantifolia Species 0.000 claims description 12
- 229910052810 boron oxide Inorganic materials 0.000 claims description 8
- 239000002699 waste material Substances 0.000 claims description 8
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 239000002894 chemical waste Substances 0.000 claims description 3
- 238000007596 consolidation process Methods 0.000 claims 1
- 229910011255 B2O3 Inorganic materials 0.000 abstract description 4
- 239000004566 building material Substances 0.000 abstract description 3
- 125000005619 boric acid group Chemical group 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 4
- 238000010410 dusting Methods 0.000 description 2
- 229910005347 FeSi Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005728 strengthening Methods 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
- C04B5/00—Treatment of metallurgical slag ; Artificial stone from molten metallurgical slag
- C04B5/06—Ingredients, other than water, added to the molten slag or to the granulating medium or before remelting; Treatment with gases or gas generating compounds, e.g. to obtain porous slag
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/02—General features in the manufacture of pig-iron by applying additives, e.g. fluxing agents
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Metallurgy (AREA)
- Structural Engineering (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
- Furnace Details (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL1975183849A PL112527B1 (en) | 1975-10-07 | 1975-10-07 | Method of solidification of the slag formed in the process of ferrochrome manufacture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS203129B2 true CS203129B2 (en) | 1981-02-27 |
Family
ID=19973807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS766482A CS203129B2 (en) | 1975-10-07 | 1976-10-07 | Method of hardening slag |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS52141497A (sv) |
| CS (1) | CS203129B2 (sv) |
| DD (1) | DD126928A5 (sv) |
| DE (1) | DE2645086A1 (sv) |
| FI (1) | FI762836A (sv) |
| FR (1) | FR2327324A1 (sv) |
| GB (1) | GB1492732A (sv) |
| PL (1) | PL112527B1 (sv) |
| SE (1) | SE7611081L (sv) |
| YU (1) | YU243376A (sv) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0645486B2 (ja) * | 1986-12-27 | 1994-06-15 | 日本化学工業株式会社 | 改質鋼滓セメント及びその製造方法 |
| JPS6465049A (en) * | 1987-09-07 | 1989-03-10 | Nippon Chemical Ind | Slag molded body and production thereof |
| JPH0617253B2 (ja) * | 1987-10-09 | 1994-03-09 | 日本化学工業株式会社 | 改質スラグセメント及びその製造方法 |
| CN115141905B (zh) * | 2022-07-13 | 2023-07-28 | 马鞍山钢铁股份有限公司 | 一种高废钢比低氧位低磷if钢转炉冶炼方法 |
-
1975
- 1975-10-07 PL PL1975183849A patent/PL112527B1/pl unknown
-
1976
- 1976-10-05 FI FI762836A patent/FI762836A/fi not_active Application Discontinuation
- 1976-10-05 YU YU243376A patent/YU243376A/xx unknown
- 1976-10-06 DE DE19762645086 patent/DE2645086A1/de not_active Withdrawn
- 1976-10-06 SE SE7611081A patent/SE7611081L/sv unknown
- 1976-10-06 FR FR7630112A patent/FR2327324A1/fr active Pending
- 1976-10-07 JP JP12080176A patent/JPS52141497A/ja active Pending
- 1976-10-07 GB GB4163376A patent/GB1492732A/en not_active Expired
- 1976-10-07 CS CS766482A patent/CS203129B2/cs unknown
- 1976-10-11 DD DD19521876A patent/DD126928A5/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1492732A (en) | 1977-11-23 |
| JPS52141497A (en) | 1977-11-25 |
| FR2327324A1 (fr) | 1977-05-06 |
| SE7611081L (sv) | 1977-04-08 |
| DD126928A5 (sv) | 1977-08-24 |
| YU243376A (en) | 1982-10-31 |
| FI762836A (sv) | 1977-04-08 |
| PL112527B1 (en) | 1980-10-31 |
| DE2645086A1 (de) | 1977-04-21 |
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