JP5343006B2 - 鉄ニッケル(FeNi)含有スラッジを利用したステンレスの溶解原料の製造方法 - Google Patents
鉄ニッケル(FeNi)含有スラッジを利用したステンレスの溶解原料の製造方法 Download PDFInfo
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- JP5343006B2 JP5343006B2 JP2009542641A JP2009542641A JP5343006B2 JP 5343006 B2 JP5343006 B2 JP 5343006B2 JP 2009542641 A JP2009542641 A JP 2009542641A JP 2009542641 A JP2009542641 A JP 2009542641A JP 5343006 B2 JP5343006 B2 JP 5343006B2
- Authority
- JP
- Japan
- Prior art keywords
- feni
- sludge
- stainless steel
- raw material
- containing sludge
- 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 - Fee Related
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
- C22B1/242—Binding; Briquetting ; Granulating with binders
- C22B1/243—Binding; Briquetting ; Granulating with binders inorganic
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
- C22B1/2406—Binding; Briquetting ; Granulating pelletizing
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/006—Wet processes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/006—Wet processes
- C22B7/008—Wet processes by an alkaline or ammoniacal leaching
-
- 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)
- Mechanical Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Description
2FeCl3+Ni=2FeCl2+NiCl2
2FeCl3+Fe=3FeCl2
NiCl2+2Fe=FeNi+FeCl2
FeCl2+Ca(OH)2=Fe(OH)2+CaCl2
2(Fe、Ni)(OH)Cl+Ca(OH)2=2(Fe、Ni)(OH)2+CaCl2
FeCl2+1.5Ca(OH)2=Fe(OH)2+CaCl2
+0.5 Ca(OH)2
2(Fe、Ni)(OH)Cl+1.5 Ca(OH)2=2(Fe、Ni)(OH)2+CaCl2
+0.5 Ca(OH)2
2(Fe、Ni)(OH)Cl+CaO=CaCl2+2(Fe、Ni)O+H2O
(FeNi)O+C=FeNi+CO
(FeNi)O+Al=FeNi+Al2O3
(FeNi)O+FeSi=2FeNi+SiO2
FeCl3エッチング液の再活用の工程において発生するFeNi含有スラッジを活用し、諸般変数を変えてステンレス鋼の溶解原料用のFeNi含有ペレットを合成した。
Claims (5)
- Fe、Ni、Clが含まれるスラッジに水酸化カルシウムの投入モル比(水酸化カルシウムの投入モル数/存在するClモル数)が0.5−1.5になるように水酸化カルシウムを投与し、中和する段階と、その後洗浄を行わずに、
前記中和段階で得たスラッジを濾過乾燥し、粉砕する段階と、
前記乾燥粉末100重量部に対して還元剤を5−15重量部混合する段階と、
前記混合粉末100重量部にセメントのバインダを5−15重量部添加し、成形する段階と、前記成形体を養生する段階を含み、製造された製品はCaCl 2 を含むことを特徴とする鉄ニッケル(FeNi)含有スラッジを用いるステンレス鋼の溶解原料の製造方法。 - 前記Fe、Ni、Clが含まれるスラッジは、シャドーマスクの製造工程において発生するエッチング廃液を再活用する工程で発生する2次廃棄物であるFeNi含有スラッジであることを特徴とする請求項1に記載の鉄ニッケル(FeNi)含有スラッジを用いるステンレス鋼の溶解原料の製造方法。
- 前記還元剤は炭素、フェロシリコン、アルミニウムのグループから選択される少なくとも1種であることを特徴とする請求項1に記載の鉄ニッケル(FeNi)含有スラッジを用いるステンレス鋼の溶解原料の製造方法。
- 前記養生は、含水率が10%以下になるようにすることを特徴とする請求項1に記載の鉄ニッケル(FeNi)含有スラッジを用いるステンレス鋼の溶解原料の製造方法。
- 前記成形する段階は、混合粉末をペレット化することであることを特徴とする請求項1に記載の鉄ニッケル(FeNi)含有スラッジを用いるステンレス鋼の溶解原料の製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2006-0130748 | 2006-12-20 | ||
KR20060130748A KR100811872B1 (ko) | 2006-12-20 | 2006-12-20 | 철니켈(FeNi) 함유 슬러지를 이용한 스텐레스 용해원료 제조방법 |
PCT/KR2007/006635 WO2008075879A1 (en) | 2006-12-20 | 2007-12-18 | Method of manufacturing raw material for stainless melting using feni containing sludge |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010513715A JP2010513715A (ja) | 2010-04-30 |
JP5343006B2 true JP5343006B2 (ja) | 2013-11-13 |
Family
ID=39398208
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009542641A Expired - Fee Related JP5343006B2 (ja) | 2006-12-20 | 2007-12-18 | 鉄ニッケル(FeNi)含有スラッジを利用したステンレスの溶解原料の製造方法 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP5343006B2 (ja) |
KR (1) | KR100811872B1 (ja) |
CN (1) | CN101600809B (ja) |
WO (1) | WO2008075879A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8034158B2 (en) * | 2007-05-15 | 2011-10-11 | Research Institute Of Industrial Science & Technology | Method of manufacturing Fe and Ni containing material, ferronickel mass using the Fe and Ni containing material and method for manufacturing the ferronickel mass |
KR100942109B1 (ko) | 2007-12-21 | 2010-02-12 | 주식회사 포스코 | 스텐레스 용해 원료 제조방법 |
AP2819A (en) | 2008-02-08 | 2013-12-31 | Vale Inco Ltd | Process for manufacturing prefluxed metal oxide from metal hydroxide and metal carbonate precursors |
US8557019B2 (en) | 2008-02-08 | 2013-10-15 | Vale Inco Limited | Process for production of nickel and cobalt using metal hydroxide, metal oxide and/or metal carbonate |
EP2300372A1 (en) * | 2008-04-16 | 2011-03-30 | Vale Inco Limited | Process for production of nickel and cobalt using metal hydroxide, metal oxide and/or metal carbonate |
KR101078000B1 (ko) | 2009-01-21 | 2011-10-28 | 주식회사 효석 | 메카노케미칼 반응에 의한 페로니켈슬래그로부터 황산마그네슘 및 이산화규소 제조방법 |
KR101187410B1 (ko) | 2011-10-07 | 2012-10-02 | 주식회사 후상 | 패각 및 페로니켈 슬래그를 이용한 소결광 제조용 소결 강화제 및 이를 이용한 소결광 제조방법 |
KR101554719B1 (ko) | 2015-03-03 | 2015-09-21 | 한국벤토나이트 주식회사 | 니켈 함유 슬러지 또는 더스트를 이용한 니켈 성형체의 제조방법 |
KR101714920B1 (ko) * | 2015-12-11 | 2017-03-10 | 주식회사 포스코 | 니켈 함유강의 제조 방법 및 니켈 함유강 제조용 페로니켈 케이크 |
NO341101B1 (en) | 2016-06-02 | 2017-08-28 | Knut Henriksen | A method for converting waste material from sulphide ore based nickel refining into nickel pig iron |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS531103A (en) * | 1976-06-25 | 1978-01-07 | Nisshin Steel Co Ltd | Treatment of plating sludge |
JPH02247335A (ja) * | 1989-03-22 | 1990-10-03 | Sumitomo Metal Mining Co Ltd | 含塩素スラッジの脱塩素法 |
JPH05125562A (ja) * | 1991-10-30 | 1993-05-21 | Tosoh Corp | 塩化第2鉄液のエツチング廃液の処理法 |
JP3597907B2 (ja) * | 1995-03-20 | 2004-12-08 | 鶴見曹達株式会社 | 塩化第二鉄液の再生方法 |
JPH1053820A (ja) * | 1996-08-12 | 1998-02-24 | Asahi Giken Hanbai Kk | 鋼ダスト、スラッジ及び/又は鉱石の金属化合物類の処理方法 |
KR100406367B1 (ko) | 1998-12-21 | 2003-12-18 | 주식회사 포스코 | NI함유에칭폐액재활용공정에서발생하는FeNi함유슬러지의재활용방법 |
JP3047067B1 (ja) * | 1998-12-28 | 2000-05-29 | 日本磁力選鉱株式会社 | 塩素含有スラッジの処理方法 |
KR100686985B1 (ko) * | 2004-05-10 | 2007-02-27 | 박재호 | 니켈폐액 및 수산니켈슬러지에서 니켈 회수방법 |
KR100661799B1 (ko) | 2004-12-16 | 2006-12-28 | 재단법인 포항산업과학연구원 | 에칭폐액을 재활용한 니켈함유철 합금 분말의 제조방법 |
CN1718784A (zh) * | 2005-07-07 | 2006-01-11 | 孙涛 | 湿法-火法联合工艺回收废水中和渣中铜、镍及贵金属的方法 |
KR100672089B1 (ko) | 2005-07-28 | 2007-01-19 | 재단법인 포항산업과학연구원 | 철니켈(FeNi) 함유 슬러지를 이용한 철니켈 합금괴의제조방법 |
-
2006
- 2006-12-20 KR KR20060130748A patent/KR100811872B1/ko active IP Right Grant
-
2007
- 2007-12-18 JP JP2009542641A patent/JP5343006B2/ja not_active Expired - Fee Related
- 2007-12-18 CN CN2007800478806A patent/CN101600809B/zh not_active Expired - Fee Related
- 2007-12-18 WO PCT/KR2007/006635 patent/WO2008075879A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN101600809A (zh) | 2009-12-09 |
JP2010513715A (ja) | 2010-04-30 |
CN101600809B (zh) | 2011-07-06 |
KR100811872B1 (ko) | 2008-03-10 |
WO2008075879A1 (en) | 2008-06-26 |
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