IT1277974B1 - Metodo per la determinazione e il controllo del contenuto di azoto disciolto in fasi liquide metalliche e dispositivo per la sua - Google Patents
Metodo per la determinazione e il controllo del contenuto di azoto disciolto in fasi liquide metalliche e dispositivo per la suaInfo
- Publication number
- IT1277974B1 IT1277974B1 IT95RM000862A ITRM950862A IT1277974B1 IT 1277974 B1 IT1277974 B1 IT 1277974B1 IT 95RM000862 A IT95RM000862 A IT 95RM000862A IT RM950862 A ITRM950862 A IT RM950862A IT 1277974 B1 IT1277974 B1 IT 1277974B1
- Authority
- IT
- Italy
- Prior art keywords
- determination
- control
- content
- dissolved nitrogen
- nitrogen
- Prior art date
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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/4673—Measuring and sampling devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/20—Metals
- G01N33/202—Constituents thereof
- G01N33/2022—Non-metallic constituents
- G01N33/2025—Gaseous constituents
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Organic Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Control Of Non-Electrical Variables (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Automatic Assembly (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT95RM000862A IT1277974B1 (it) | 1995-12-29 | 1995-12-29 | Metodo per la determinazione e il controllo del contenuto di azoto disciolto in fasi liquide metalliche e dispositivo per la sua |
DE69607032T DE69607032T2 (de) | 1995-12-29 | 1996-12-30 | Verfahren und vorrichtung zur bestimmung und kontrolle des in flüssigen metallphasen gelösten stickstoffes |
PCT/EP1996/005860 WO1997024464A1 (en) | 1995-12-29 | 1996-12-30 | Method for determination and control of the amount of nitrogen dissolved in metalic liquid phases and device for its realization |
EP96944673A EP0868537B1 (en) | 1995-12-29 | 1996-12-30 | Method for determination and control of the amount of nitrogen dissolved in metalic liquid phases and device for its realization |
AT96944673T ATE190358T1 (de) | 1995-12-29 | 1996-12-30 | Verfahren und vorrichtung zur bestimmung und kontrolle des in flüssigen metallphasen gelösten stickstoffes |
AU13072/97A AU1307297A (en) | 1995-12-29 | 1996-12-30 | Method for determination and control of the amount of nitrogen dissolved in metalic liquid phases and device for its realization |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT95RM000862A IT1277974B1 (it) | 1995-12-29 | 1995-12-29 | Metodo per la determinazione e il controllo del contenuto di azoto disciolto in fasi liquide metalliche e dispositivo per la sua |
Publications (3)
Publication Number | Publication Date |
---|---|
ITRM950862A0 ITRM950862A0 (it) | 1995-12-29 |
ITRM950862A1 ITRM950862A1 (it) | 1997-06-29 |
IT1277974B1 true IT1277974B1 (it) | 1997-11-12 |
Family
ID=11403742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT95RM000862A IT1277974B1 (it) | 1995-12-29 | 1995-12-29 | Metodo per la determinazione e il controllo del contenuto di azoto disciolto in fasi liquide metalliche e dispositivo per la sua |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0868537B1 (it) |
AT (1) | ATE190358T1 (it) |
AU (1) | AU1307297A (it) |
DE (1) | DE69607032T2 (it) |
IT (1) | IT1277974B1 (it) |
WO (1) | WO1997024464A1 (it) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS586906B2 (ja) * | 1979-08-15 | 1983-02-07 | 株式会社 堀場製作所 | 金属中ガス分析装置 |
JPS56136015A (en) * | 1980-03-26 | 1981-10-23 | Seiko Instr & Electronics Ltd | Electrode structure of tuning fork type quartz oscillator |
JPS61250556A (ja) * | 1985-04-30 | 1986-11-07 | Nippon Kokan Kk <Nkk> | 溶鋼中のc,s,n,hの定量分析用プロ−ブ |
DE4211041C2 (de) * | 1992-04-03 | 1994-12-22 | Heraeus Electro Nite Int | Verfahren zur Bestimmung der Konzentration eines Gases in einer Metallschmelze |
CN1047444C (zh) * | 1993-09-03 | 1999-12-15 | 日本贺利氏电测骑士公司 | 测定钢水中碳、氢和氮浓度的方法和装置 |
JP3160827B2 (ja) * | 1993-09-03 | 2001-04-25 | 新日本製鐵株式会社 | 溶鋼中の炭素、水素、窒素濃度の順次連続測定方法及び装置 |
-
1995
- 1995-12-29 IT IT95RM000862A patent/IT1277974B1/it active IP Right Grant
-
1996
- 1996-12-30 AT AT96944673T patent/ATE190358T1/de not_active IP Right Cessation
- 1996-12-30 AU AU13072/97A patent/AU1307297A/en not_active Abandoned
- 1996-12-30 DE DE69607032T patent/DE69607032T2/de not_active Expired - Fee Related
- 1996-12-30 EP EP96944673A patent/EP0868537B1/en not_active Expired - Lifetime
- 1996-12-30 WO PCT/EP1996/005860 patent/WO1997024464A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
ATE190358T1 (de) | 2000-03-15 |
WO1997024464A1 (en) | 1997-07-10 |
EP0868537A1 (en) | 1998-10-07 |
ITRM950862A0 (it) | 1995-12-29 |
DE69607032T2 (de) | 2000-11-02 |
DE69607032D1 (de) | 2000-04-13 |
EP0868537B1 (en) | 2000-03-08 |
AU1307297A (en) | 1997-07-28 |
ITRM950862A1 (it) | 1997-06-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |