FR2473061A1 - Procede pour reduire le degagement de poussieres et de flammes lors de la manipulation des scories apres desulfuration de la fonte, et melange de desulfuration approprie - Google Patents

Procede pour reduire le degagement de poussieres et de flammes lors de la manipulation des scories apres desulfuration de la fonte, et melange de desulfuration approprie Download PDF

Info

Publication number
FR2473061A1
FR2473061A1 FR8000242A FR8000242A FR2473061A1 FR 2473061 A1 FR2473061 A1 FR 2473061A1 FR 8000242 A FR8000242 A FR 8000242A FR 8000242 A FR8000242 A FR 8000242A FR 2473061 A1 FR2473061 A1 FR 2473061A1
Authority
FR
France
Prior art keywords
weight
slag
calcium carbide
dust
carbon
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.)
Granted
Application number
FR8000242A
Other languages
English (en)
French (fr)
Other versions
FR2473061B1 (US20020128544A1-20020912-P00008.png
Inventor
Sonnenleite Freissmuth
Werner Gmohling
Heinrich Rock
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.)
Evonik Operations GmbH
Original Assignee
SKW Trostberg 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
Application filed by SKW Trostberg AG filed Critical SKW Trostberg AG
Priority to FR8000242A priority Critical patent/FR2473061A1/fr
Publication of FR2473061A1 publication Critical patent/FR2473061A1/fr
Application granted granted Critical
Publication of FR2473061B1 publication Critical patent/FR2473061B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/02—Dephosphorising or desulfurising
    • C21C1/025—Agents used for dephosphorising or desulfurising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
FR8000242A 1980-01-07 1980-01-07 Procede pour reduire le degagement de poussieres et de flammes lors de la manipulation des scories apres desulfuration de la fonte, et melange de desulfuration approprie Granted FR2473061A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8000242A FR2473061A1 (fr) 1980-01-07 1980-01-07 Procede pour reduire le degagement de poussieres et de flammes lors de la manipulation des scories apres desulfuration de la fonte, et melange de desulfuration approprie

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8000242A FR2473061A1 (fr) 1980-01-07 1980-01-07 Procede pour reduire le degagement de poussieres et de flammes lors de la manipulation des scories apres desulfuration de la fonte, et melange de desulfuration approprie

Publications (2)

Publication Number Publication Date
FR2473061A1 true FR2473061A1 (fr) 1981-07-10
FR2473061B1 FR2473061B1 (US20020128544A1-20020912-P00008.png) 1985-01-04

Family

ID=9237284

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8000242A Granted FR2473061A1 (fr) 1980-01-07 1980-01-07 Procede pour reduire le degagement de poussieres et de flammes lors de la manipulation des scories apres desulfuration de la fonte, et melange de desulfuration approprie

Country Status (1)

Country Link
FR (1) FR2473061A1 (US20020128544A1-20020912-P00008.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0164592A1 (de) * 1984-05-16 1985-12-18 SKW Trostberg Aktiengesellschaft Feinkörniges Entschwefelungsmittel für Eisenschmelzen und Verfahren zur Entschwefelung von Roheisenschmelzen

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2037758A1 (en) * 1970-07-30 1972-02-03 Knapsack Ag Calcium carbide for desulphurisation - of molten metals improved by treatment with quick lime and fluorspar
DE2355736A1 (de) * 1972-11-09 1974-05-22 Nippon Steel Corp Verfahren zum entschwefeln von roheisen
DE2642838A1 (de) * 1975-09-26 1977-03-31 Centro Speriment Metallurg Verfahren zum desoxydieren und entschwefeln von stahl
JPS53120620A (en) * 1977-03-31 1978-10-21 Nippon Carbide Ind Co Ltd Hot iron desulfurization composition
JPS53122611A (en) * 1977-03-31 1978-10-26 Denki Kagaku Kogyo Kk Desulfurizing agent for molten metal
US4159906A (en) * 1972-10-27 1979-07-03 Suddeutsche Kalkstickstoff-Werke Aktiengesellschaft Method and composition for the desulfurization of molten metals

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2037758A1 (en) * 1970-07-30 1972-02-03 Knapsack Ag Calcium carbide for desulphurisation - of molten metals improved by treatment with quick lime and fluorspar
US4159906A (en) * 1972-10-27 1979-07-03 Suddeutsche Kalkstickstoff-Werke Aktiengesellschaft Method and composition for the desulfurization of molten metals
DE2355736A1 (de) * 1972-11-09 1974-05-22 Nippon Steel Corp Verfahren zum entschwefeln von roheisen
DE2642838A1 (de) * 1975-09-26 1977-03-31 Centro Speriment Metallurg Verfahren zum desoxydieren und entschwefeln von stahl
JPS53120620A (en) * 1977-03-31 1978-10-21 Nippon Carbide Ind Co Ltd Hot iron desulfurization composition
JPS53122611A (en) * 1977-03-31 1978-10-26 Denki Kagaku Kogyo Kk Desulfurizing agent for molten metal

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ABJP/78 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0164592A1 (de) * 1984-05-16 1985-12-18 SKW Trostberg Aktiengesellschaft Feinkörniges Entschwefelungsmittel für Eisenschmelzen und Verfahren zur Entschwefelung von Roheisenschmelzen

Also Published As

Publication number Publication date
FR2473061B1 (US20020128544A1-20020912-P00008.png) 1985-01-04

Similar Documents

Publication Publication Date Title
FI78736C (fi) Finkornigt avsvavlingsmedel foer jaernsmaelta och foerfarande foer avsvavling av raojaernsmaelta.
CA1150058A (fr) Produit pour la desulfuration des fontes et aciers
FR2564863A1 (fr) Procede d'elaboration d'un alliage ferreux a haute teneur en manganese par fusion reductrice.
JPS6025483B2 (ja) 溶鉄の脱硫法
NO810165L (no) Fremgangsmaate til desulfonering.
US4315773A (en) Desulfurization mixture and process for desulfurizing pig iron
JP6816777B2 (ja) スラグのフォーミング抑制方法および転炉精錬方法
FR2473061A1 (fr) Procede pour reduire le degagement de poussieres et de flammes lors de la manipulation des scories apres desulfuration de la fonte, et melange de desulfuration approprie
TWI656219B (zh) 爐渣起泡鎮靜材及爐渣起泡鎮靜方法以及轉爐吹煉方法
KR100928999B1 (ko) 용선 탈황슬래그 중의 황 제거방법
RU2166548C2 (ru) Десульфирующая смесь на основе карбида кальция
DE2835872C3 (de) Verfahren zur Verminderung der Staubund Flammenbelästigung bei der Handhabung der Schlacken nach der Roheisenentschwefelung mittels eines Entschwefelungsgemisches und Entschwefelungsgemisch
JP6915522B2 (ja) スラグのフォーミング抑制方法および転炉精錬方法
JP4687307B2 (ja) 溶銑の脱硫方法
SU711104A1 (ru) Десульфуратор чугуна
JPS6125763B2 (US20020128544A1-20020912-P00008.png)
LU88252A1 (fr) Produit de desulfuration pour bains de fonte brute et procede de mise en oeuvre d'un tel produit
JP3736229B2 (ja) 溶銑の処理方法
NO144493B (no) Fremgangsmaate for raffinering av en staalsmelte
RU2632736C1 (ru) Способ выплавки стали в электродуговой печи
FR2609019A1 (fr) Utilisation de la magnesite et procede pour la mise en oeuvre d'une telle utilisation
GB2063301A (en) Composition and Process for Desulphurising Iron
ES2706506T3 (es) Tratamiento de sólidos con alto contenido en azufre
JP2022041397A (ja) スラグのフォーミング鎮静方法および転炉精錬方法
JPH06330128A (ja) 溶銑の脱硫剤及びそれを用いた脱硫方法