ES2020521B3 - Analisis de gas en metales fundidos. - Google Patents

Analisis de gas en metales fundidos.

Info

Publication number
ES2020521B3
ES2020521B3 ES87103946T ES87103946T ES2020521B3 ES 2020521 B3 ES2020521 B3 ES 2020521B3 ES 87103946 T ES87103946 T ES 87103946T ES 87103946 T ES87103946 T ES 87103946T ES 2020521 B3 ES2020521 B3 ES 2020521B3
Authority
ES
Spain
Prior art keywords
gas
melt
probe
gas analysis
concentration
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 - Lifetime
Application number
ES87103946T
Other languages
English (en)
Inventor
David Trevor Wilson
David Spencer Harvey
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.)
British Steel PLC
Original Assignee
British Steel PLC
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 British Steel PLC filed Critical British Steel PLC
Application granted granted Critical
Publication of ES2020521B3 publication Critical patent/ES2020521B3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/10—Devices for withdrawing samples in the liquid or fluent state
    • G01N1/12—Dippers; Dredgers
    • G01N1/125—Dippers; Dredgers adapted for sampling molten metals

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Pathology (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating And Analyzing Materials By Characteristic Methods (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
ES87103946T 1986-03-19 1987-03-18 Analisis de gas en metales fundidos. Expired - Lifetime ES2020521B3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8606766A GB2188417B (en) 1986-03-19 1986-03-19 Molten metal gas analysis

Publications (1)

Publication Number Publication Date
ES2020521B3 true ES2020521B3 (es) 1991-08-16

Family

ID=10594869

Family Applications (1)

Application Number Title Priority Date Filing Date
ES87103946T Expired - Lifetime ES2020521B3 (es) 1986-03-19 1987-03-18 Analisis de gas en metales fundidos.

Country Status (7)

Country Link
US (1) US4757707A (es)
EP (1) EP0238054B1 (es)
JP (1) JPS62229058A (es)
AT (1) ATE59475T1 (es)
DE (1) DE3766992D1 (es)
ES (1) ES2020521B3 (es)
GB (1) GB2188417B (es)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4685325A (en) * 1986-02-03 1987-08-11 Aluminum Company Of America Measurement of gas content in molten metal using a constant current source
EP0307430B1 (en) * 1987-03-18 1992-01-29 Heraeus Electro-Nite International N.V. Apparatus and method for measuring a gas content of liquid metal and probe used therein
CA1276235C (en) * 1987-05-28 1990-11-13 Ghyslain Dube Probe for the determination of gas concentration in molten metal
EP0342154B1 (de) * 1988-05-10 1992-01-02 Alusuisse-Lonza Services Ag Vorrichtung zum Messen der Wasserstoffkonzentration in einer Aluminiumschmelze
ZA898697B (en) * 1988-11-17 1990-09-26 Alcan Int Ltd Method and apparatus for determination of gas concentration in molten metal and metal matrix composites
US5293924A (en) * 1991-05-21 1994-03-15 Asarco Incorporated Manufacture of copper rod
DE4211041C2 (de) * 1992-04-03 1994-12-22 Heraeus Electro Nite Int Verfahren zur Bestimmung der Konzentration eines Gases in einer Metallschmelze
US5495746A (en) * 1993-08-30 1996-03-05 Sigworth; Geoffrey K. Gas analyzer for molten metals
US5345808A (en) * 1993-08-30 1994-09-13 Sigworth Geoffrey K Gas analyzer for molten metals
US5591894A (en) * 1995-07-10 1997-01-07 Midwest Instrument Co., Inc. Hydrogen sampler for molten metal and method
US5850034A (en) * 1997-06-17 1998-12-15 Asarco Incorporated Making of metal products using a gas analyzer
US6216526B1 (en) 1998-12-16 2001-04-17 Midwest Instrument Co., Inc. Gas sampler for molten metal and method
US7068833B1 (en) * 2000-08-30 2006-06-27 Kla-Tencor Corporation Overlay marks, methods of overlay mark design and methods of overlay measurements
US7541201B2 (en) 2000-08-30 2009-06-02 Kla-Tencor Technologies Corporation Apparatus and methods for determining overlay of structures having rotational or mirror symmetry
US7804994B2 (en) * 2002-02-15 2010-09-28 Kla-Tencor Technologies Corporation Overlay metrology and control method
US7075639B2 (en) * 2003-04-25 2006-07-11 Kla-Tencor Technologies Corporation Method and mark for metrology of phase errors on phase shift masks
US7346878B1 (en) 2003-07-02 2008-03-18 Kla-Tencor Technologies Corporation Apparatus and methods for providing in-chip microtargets for metrology or inspection
US7608468B1 (en) 2003-07-02 2009-10-27 Kla-Tencor Technologies, Corp. Apparatus and methods for determining overlay and uses of same
US7086274B2 (en) * 2003-12-17 2006-08-08 Alcoa Inc. Method and apparatus for measuring gas concentration levels in liquids
WO2006031905A1 (en) * 2004-09-14 2006-03-23 Midwest Instrument Company, Inc. Molten metal gas sampling
US7557921B1 (en) 2005-01-14 2009-07-07 Kla-Tencor Technologies Corporation Apparatus and methods for optically monitoring the fidelity of patterns produced by photolitographic tools
DE102007032436B4 (de) * 2007-07-10 2009-07-16 Heraeus Electro-Nite International N.V. Vorrichtung zum Sammeln von Gasen in Metallschmelzen
JP5238553B2 (ja) * 2009-03-06 2013-07-17 トヨタ自動車株式会社 ガス分析装置
US9927718B2 (en) 2010-08-03 2018-03-27 Kla-Tencor Corporation Multi-layer overlay metrology target and complimentary overlay metrology measurement systems
US10890436B2 (en) 2011-07-19 2021-01-12 Kla Corporation Overlay targets with orthogonal underlayer dummyfill
US10451412B2 (en) 2016-04-22 2019-10-22 Kla-Tencor Corporation Apparatus and methods for detecting overlay errors using scatterometry
CN111505235B (zh) * 2020-04-30 2022-04-15 辽宁科技大学 测定冶炼高温合金过程中界面传氧速率的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB684865A (en) * 1950-05-25 1952-12-24 British Aluminium Co Ltd Improvements in the determination of the gas content of liquid metals
GB821821A (en) * 1954-08-10 1959-10-14 British Aluminium Co Ltd Improvements in the determination of the gas content of liquid metals
NL133730C (es) * 1965-04-08
US3451256A (en) * 1967-11-08 1969-06-24 United Nuclear Corp Apparatus for the determination of carbon in a fluid
US3941566A (en) * 1975-01-10 1976-03-02 The United States Of America As Represented By The United States Energy Research And Development Administration Device for determining carbon activity through pressure
US4143316A (en) * 1977-09-07 1979-03-06 The United States Of America As Represented By The United States Department Of Energy Hydrogen consentration meter utilizing a diffusion tube composed of 2 1/4 Cr
SU1004816A1 (ru) * 1980-04-16 1983-03-15 Ордена Ленина Институт Геохимии И Аналитической Химии Им.В.И.Вернадского Устройство дл определени газов в жидких металлах
US4454748A (en) * 1982-09-28 1984-06-19 Sumitomo Light Metal Industries, Ltd. Apparatus for measuring the content of hydrogen dissolved in a molten metal
US4731732A (en) * 1985-08-07 1988-03-15 Aluminum Company Of America Method and apparatus for determining soluble gas content

Also Published As

Publication number Publication date
EP0238054B1 (en) 1990-12-27
EP0238054A2 (en) 1987-09-23
GB2188417A (en) 1987-09-30
GB2188417B (en) 1990-02-21
GB8606766D0 (en) 1986-04-23
DE3766992D1 (de) 1991-02-07
ATE59475T1 (de) 1991-01-15
EP0238054A3 (en) 1988-06-01
US4757707A (en) 1988-07-19
JPS62229058A (ja) 1987-10-07

Similar Documents

Publication Publication Date Title
ES2020521B3 (es) Analisis de gas en metales fundidos.
IT1256355B (it) Procedimento e apparecchiatura per la determinazione dell'azoto totale mediante analisi elementare
JPS5784355A (en) Element analyzing method and device therefor
FR2832732B1 (fr) Utilisation de l'analyse des fumees dans les fours d'aluminium
NO882364L (no) Foeler for forbestemmelse av gass i smeltet metall.
Goldberg et al. The diffusion of carbon in iron-carbon alloys at 1560 C
US6071466A (en) Submergible probe for viewing and analyzing properties of a molten metal bath
ES2087408T3 (es) Procedimiento para determinar la concentracion de un gas en una masa fundida de metal.
Harvey et al. Molten Metal Gas Analysis
US3681972A (en) Process and device for determining the oxygen concentration in metal melts
GB1350248A (en) Method and apparatus for the determination of the oxygen content of metal melts
GB922410A (en) Improvements in or relating to the measurement of gases in metals
JPS642210B2 (es)
JPS60113145A (ja) 溶融金属中の珪素量迅速測定用プロ−ブ
EP1134295A1 (en) Submergible probe for viewing and analyzing properties of a molten metal bath
SU917066A1 (ru) Датчик дл анализа газов
Fitterer The Determination of Aluminum and Oxygen in Argon and Nitrogen-Stirred LCAK Steels
BR9915297A (pt) Processos para produzir cobre ou outro metal e para produzir um corpo de sonda de imersão para uso em um sistema de medição de gás, aparelho analisador de gás para a determinação da concentração de gás de um metal em fusão, e, corpo de sonda de imersão.
ES8206029A1 (es) Procedimiento y aparato para analizar una corriente de gas efluente de un motor de combustion interna
GB1533661A (en) Method and apparatus for measuring carbon dioxide and oxygen in body fluids
SU755850A1 (ru) Наконечник устройства для контроля процесса выплавки стали 1
JPS56112647A (en) Measuring method for amount of carbon and measuring device therefor
Xing Study and Application of the Method of Simultaneously Sampling, Measuring Temperature and Determining Oxygen in the Steelmaking Furnace
SU554471A1 (ru) Проба дл спектрального анализа металлических сплавов
KR920000692Y1 (ko) 건전시료채취 및 카본성분을 검출하기위한 수직침지용 플로우브의 몰드