DE69109633D1 - Diamant-Durchflussmesser. - Google Patents

Diamant-Durchflussmesser.

Info

Publication number
DE69109633D1
DE69109633D1 DE69109633T DE69109633T DE69109633D1 DE 69109633 D1 DE69109633 D1 DE 69109633D1 DE 69109633 T DE69109633 T DE 69109633T DE 69109633 T DE69109633 T DE 69109633T DE 69109633 D1 DE69109633 D1 DE 69109633D1
Authority
DE
Germany
Prior art keywords
electrical contacts
flow meter
metallic layer
conductive
portions
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
Application number
DE69109633T
Other languages
English (en)
Other versions
DE69109633T2 (de
Inventor
Barbara Lynn Jones
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.)
De Beers Industrial Diamond Division Pty Ltd
Original Assignee
De Beers Industrial Diamond Division Pty Ltd
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 De Beers Industrial Diamond Division Pty Ltd filed Critical De Beers Industrial Diamond Division Pty Ltd
Application granted granted Critical
Publication of DE69109633D1 publication Critical patent/DE69109633D1/de
Publication of DE69109633T2 publication Critical patent/DE69109633T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/68—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
    • G01F1/684—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow
    • G01F1/688—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow using a particular type of heating, cooling or sensing element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/04—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having negative temperature coefficient
    • H01C7/042—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having negative temperature coefficient mainly consisting of inorganic non-metallic substances
    • H01C7/048—Carbon or carbides

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Flow Control (AREA)
  • Paper (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Thermistors And Varistors (AREA)
DE69109633T 1990-11-28 1991-11-28 Diamant-Durchflussmesser. Expired - Fee Related DE69109633T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909025798A GB9025798D0 (en) 1990-11-28 1990-11-28 Diamond fluid flow sensor

Publications (2)

Publication Number Publication Date
DE69109633D1 true DE69109633D1 (de) 1995-06-14
DE69109633T2 DE69109633T2 (de) 1995-09-07

Family

ID=10686077

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69109633T Expired - Fee Related DE69109633T2 (de) 1990-11-28 1991-11-28 Diamant-Durchflussmesser.

Country Status (7)

Country Link
EP (1) EP0488754B1 (de)
JP (1) JPH06341876A (de)
AT (1) ATE122457T1 (de)
AU (1) AU654157B2 (de)
DE (1) DE69109633T2 (de)
GB (1) GB9025798D0 (de)
ZA (1) ZA919406B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005019418B4 (de) * 2005-04-25 2007-03-15 Krohne Messtechnik Gmbh & Co. Kg Magnetisch-induktives Durchflußmeßgerät und Verfahren zur Herstellung eines magnetisch-induktiven Durchflußmeßgeräts
DE102006023916A1 (de) * 2006-05-19 2007-11-22 Endress + Hauser Flowtec Ag Magnetisch-induktives Durchflussmessgerät

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3352154A (en) * 1965-06-16 1967-11-14 Robert S Djorup Heated element fluid flow sensor
US3435399A (en) * 1966-04-19 1969-03-25 Gen Electric Thermistor device and method of producing said device
DE3784612T2 (de) * 1986-09-26 1993-09-02 Sumitomo Electric Industries Thermistor und verfahren zu seiner herstellung.
JPH0664080B2 (ja) * 1989-03-10 1994-08-22 山武ハネウエル株式会社 フローセンサ用の温度補償回路
JP2695000B2 (ja) * 1989-04-11 1997-12-24 住友電気工業株式会社 サーミスタ及びその製造方法

Also Published As

Publication number Publication date
DE69109633T2 (de) 1995-09-07
GB9025798D0 (en) 1991-01-09
ATE122457T1 (de) 1995-05-15
ZA919406B (en) 1992-08-26
EP0488754B1 (de) 1995-05-10
EP0488754A1 (de) 1992-06-03
AU8821191A (en) 1992-06-04
JPH06341876A (ja) 1994-12-13
AU654157B2 (en) 1994-10-27

Similar Documents

Publication Publication Date Title
DE3587481D1 (de) Schaltungssubstrat mit hoher waermeleitfaehigkeit.
ATE213092T1 (de) Temperaturabhängiger schalter mit stromübertragungsglied
ATE311734T1 (de) Elektrische heizeinheit, insbesondere für flüssige medien
KR900008895A (ko) 열전도성 부가물을 가진 자동온도제어 히터
AU565471B2 (en) Temperature sensitive resistance flowmeter
JPS6418023A (en) Detection element
ATE122457T1 (de) Diamant-durchflussmesser.
EP0322338A3 (de) Apparat zum Messen von hohen Temperaturen
TW429306B (en) Wafer sensor for measuring temperature distribution
KR970004959A (ko) 접속부를 가진 흑연전극
ATE88010T1 (de) Sensor fuer fluessigkeitsspiegel.
DE59913236D1 (de) Temperaturabhängiger Schalter
ATE38452T1 (de) Ueberbrueckungselement.
JPS57186383A (en) Semiconductor laser device
ATE273500T1 (de) Widerstandselement für einen pyrotechnischen zünder
DE69010598D1 (de) Dickschicht-Substrat auf metallischer Grundlage mit hoher thermischer Leitfähigkeit.
EP0246029A3 (en) A system for controlling corrosion by thin layers of corrosive fluids
JPS57153461A (en) Input protective resistor for semiconductor device
DE3762777D1 (de) Thermometervorrichtung mit umhuellung.
SE9004087D0 (sv) Vaetskenivaagivare
SU466460A1 (ru) Фотопотенциометрический датчик
GB2014002A (en) Electrical overload protection means
Dellacherie et al. Total Electrical Conductivity of Cuprous Oxide as a Function of Its Composition Determined With the Aid of Au-Cu Alloy Electrodes
JPS57208176A (en) Semiconductor negative resistance element
JPS57160173A (en) Manufacture of semiconductor pressure converter

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee