NO863181D0 - Apparat for bestemmelse av mengden av loesbar gass opptatt i smeltet metall. - Google Patents

Apparat for bestemmelse av mengden av loesbar gass opptatt i smeltet metall.

Info

Publication number
NO863181D0
NO863181D0 NO863181A NO863181A NO863181D0 NO 863181 D0 NO863181 D0 NO 863181D0 NO 863181 A NO863181 A NO 863181A NO 863181 A NO863181 A NO 863181A NO 863181 D0 NO863181 D0 NO 863181D0
Authority
NO
Norway
Prior art keywords
determining
melted metal
gas received
reliable gas
reliable
Prior art date
Application number
NO863181A
Other languages
English (en)
Other versions
NO863181L (no
Inventor
Mark F A Warchol
Original Assignee
Aluminum Co Of America
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 Aluminum Co Of America filed Critical Aluminum Co Of America
Publication of NO863181D0 publication Critical patent/NO863181D0/no
Publication of NO863181L publication Critical patent/NO863181L/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
    • G01N27/18—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested
    • G01N27/185—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested using a catharometer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating And Analyzing Materials By Characteristic Methods (AREA)
NO863181A 1986-02-03 1986-08-06 Apparat for bestemmelse av mengden av loesbar gass opptatt i smeltet metall. NO863181L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/825,344 US4685325A (en) 1986-02-03 1986-02-03 Measurement of gas content in molten metal using a constant current source

Publications (2)

Publication Number Publication Date
NO863181D0 true NO863181D0 (no) 1986-08-06
NO863181L NO863181L (no) 1987-08-04

Family

ID=25243771

Family Applications (1)

Application Number Title Priority Date Filing Date
NO863181A NO863181L (no) 1986-02-03 1986-08-06 Apparat for bestemmelse av mengden av loesbar gass opptatt i smeltet metall.

Country Status (6)

Country Link
US (1) US4685325A (no)
EP (1) EP0241580A3 (no)
JP (1) JPS62180256A (no)
AU (1) AU578839B2 (no)
CA (1) CA1246675A (no)
NO (1) NO863181L (no)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4839767A (en) * 1987-02-02 1989-06-13 Mitsubishi Denki Kabushiki Kaisha Element and device for detecting internal faults in an insulating gas charged electrical apparatus
US5081869A (en) * 1989-02-06 1992-01-21 Alcan International Limited Method and apparatus for the measurement of the thermal conductivity of gases
US4918974A (en) * 1989-02-06 1990-04-24 Alcan International Limited Method and apparatus for the measurement of the thermal conductivity of gases
US6357279B1 (en) 2001-01-29 2002-03-19 Leco Corporation Control circuit for thermal conductivity cell
US7080545B2 (en) * 2002-10-17 2006-07-25 Advanced Technology Materials, Inc. Apparatus and process for sensing fluoro species in semiconductor processing systems
US20040163445A1 (en) * 2002-10-17 2004-08-26 Dimeo Frank Apparatus and process for sensing fluoro species in semiconductor processing systems
FI114657B (fi) * 2003-03-24 2004-11-30 Vaisala Oyj Menetelmä Fabry-Perot-interfometrin peilien välimatkan jänniteriippuvuuden selvittämiseksi
US7193187B2 (en) * 2004-02-09 2007-03-20 Advanced Technology Materials, Inc. Feedback control system and method for maintaining constant resistance operation of electrically heated elements
US20060211253A1 (en) * 2005-03-16 2006-09-21 Ing-Shin Chen Method and apparatus for monitoring plasma conditions in an etching plasma processing facility
TW200725686A (en) * 2005-10-03 2007-07-01 Advanced Tech Materials Systems and methods for determination of endpoint of chamber cleaning processes

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB821821A (en) * 1954-08-10 1959-10-14 British Aluminium Co Ltd Improvements in the determination of the gas content of liquid metals
SE337304B (no) * 1967-06-12 1971-08-02 Centro Speriment Metallurg
BE787396A (fr) * 1971-08-12 1973-02-12 Siderurgie Fse Inst Rech Methode et appareil d'analyse pour le dosage rapide des gaz dans les metaux
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
GB2188417B (en) * 1986-03-19 1990-02-21 British Steel Corp Molten metal gas analysis

Also Published As

Publication number Publication date
AU578839B2 (en) 1988-11-03
NO863181L (no) 1987-08-04
US4685325A (en) 1987-08-11
AU5972186A (en) 1987-08-06
EP0241580A3 (en) 1988-06-22
CA1246675A (en) 1988-12-13
EP0241580A2 (en) 1987-10-21
JPS62180256A (ja) 1987-08-07

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