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BR9503241A - Aparelho para medir tensão superficial de líquidos e dispositivo de medição - Google Patents

Aparelho para medir tensão superficial de líquidos e dispositivo de medição

Info

Publication number
BR9503241A
BR9503241A BR9503241A BR9503241A BR9503241A BR 9503241 A BR9503241 A BR 9503241A BR 9503241 A BR9503241 A BR 9503241A BR 9503241 A BR9503241 A BR 9503241A BR 9503241 A BR9503241 A BR 9503241A
Authority
BR
Brazil
Prior art keywords
liquids
measuring device
surface tension
crucible
connector
Prior art date
Application number
BR9503241A
Other languages
English (en)
Inventor
Erik Jan Mathijs Gerits
Willy Van Der Perre
Original Assignee
Heraeus Electro Nite Int
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
Priority claimed from DE4423720A external-priority patent/DE4423720C1/de
Application filed by Heraeus Electro Nite Int filed Critical Heraeus Electro Nite Int
Publication of BR9503241A publication Critical patent/BR9503241A/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
    • G01N13/02—Investigating surface tension of liquids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
    • G01N13/02—Investigating surface tension of liquids
    • G01N2013/0225—Investigating surface tension of liquids of liquid metals or solder
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
    • G01N13/02—Investigating surface tension of liquids
    • G01N2013/0241—Investigating surface tension of liquids bubble, pendant drop, sessile drop methods
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
    • G01N13/02—Investigating surface tension of liquids
    • G01N2013/0241—Investigating surface tension of liquids bubble, pendant drop, sessile drop methods
    • G01N2013/0266—Bubble methods

Landscapes

  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Measuring Fluid Pressure (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
BR9503241A 1994-07-08 1995-07-07 Aparelho para medir tensão superficial de líquidos e dispositivo de medição BR9503241A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4423720A DE4423720C1 (de) 1994-07-08 1994-07-08 Vorrichtung zur Messung der Oberflächenspannung

Publications (1)

Publication Number Publication Date
BR9503241A true BR9503241A (pt) 1996-06-04

Family

ID=6522410

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9503241A BR9503241A (pt) 1994-07-08 1995-07-07 Aparelho para medir tensão superficial de líquidos e dispositivo de medição

Country Status (6)

Country Link
US (1) US5661234A (pt)
CN (1) CN1088189C (pt)
AT (1) ATE156264T1 (pt)
BR (1) BR9503241A (pt)
DE (1) DE59500440D1 (pt)
ES (1) ES2105808T3 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19755291C1 (de) * 1997-12-12 1999-05-12 Sita Messtechnik Gmbh Verfahren und Einrichtungen zum Bestimmen oder Bestimmen und Einstellen der dynamischen Oberflächenspannung von Flüssigkeiten
US20050200056A1 (en) * 2004-03-12 2005-09-15 Heraeus Electro-Nite International N.V. Apparatus and method for determining fluid depth
DE102005007870B4 (de) * 2005-02-21 2007-12-06 E.G.O. Elektro-Gerätebau GmbH Verfahren und Vorrichtung zum Messen der Oberflächenspannung von Flüssigkeiten
DE102007056669A1 (de) * 2007-11-24 2009-05-28 Krüss GmbH, Wissenschaftliche Laborgeräte Verfahren und Gerät zur schnellen Bildung von Fluidgrenzflächen und Verwendung dieses Geräts zur Bestimmung von Flüssig-flüssig- und Flüssig-Gas-Grenzflächeneigenschaften
CN102853788A (zh) * 2012-09-28 2013-01-02 哈尔滨理工大学 自动检测毛细管内半径及插入金属熔体深度的装置及方法
RU2713564C1 (ru) * 2019-03-19 2020-02-05 федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский ядерный университет "МИФИ" (НИЯУ МИФИ) Способ определения поверхностного натяжения металлических расплавов

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1341670A (fr) * 1962-09-20 1963-11-02 Thomson Houston Comp Francaise Perfectionnements aux dispositifs de fusion
US3765227A (en) * 1970-10-01 1973-10-16 J Campbell Apparatus for the determination of surface tension of liquids
US3780568A (en) * 1971-07-27 1973-12-25 Ibm Quantitative test method for measuring solder-flux surface tension interaction
SU532789A1 (ru) * 1974-04-23 1976-10-25 Способ измерени поверхностного нат жени жидкостей и расплавов
DE2635373C2 (de) * 1975-08-08 1982-04-15 PCUK-Produits Chimiques Ugine Kuhlmann, 92400 Courbevoie, Hauts-de-Seine Verfahren und Vorrichtung zur kontinuierlichen Züchtung von Einkristallen bestimmter Form
FR2393610A1 (fr) * 1977-06-09 1979-01-05 Automatis Regul Appar Mes Et Creuset d'experimentation reutilisable
SU783654A1 (ru) * 1978-04-11 1980-11-30 Тамбовский институт химического машиностроения Способ измерени поверхностного нат жени жидкостей
DE2915956A1 (de) * 1979-04-20 1980-11-06 Licentia Gmbh Verfahren und vorrichtung zum messen der oberflaechenspannung elektrisch leitender fluessigkeiten
US4527421A (en) * 1984-01-13 1985-07-09 The Dow Chemical Company Dynamic surface tensiometry and method

Also Published As

Publication number Publication date
DE59500440D1 (de) 1997-09-04
CN1120667A (zh) 1996-04-17
ES2105808T3 (es) 1997-10-16
CN1088189C (zh) 2002-07-24
US5661234A (en) 1997-08-26
ATE156264T1 (de) 1997-08-15

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 20A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2313 DE 05-05-2015 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.