PT87667A - Indicador de nivel com boia magnetica pressurizada para recipientes contendo liquidos a pressao e temperatura elevadas - Google Patents

Indicador de nivel com boia magnetica pressurizada para recipientes contendo liquidos a pressao e temperatura elevadas

Info

Publication number
PT87667A
PT87667A PT87667A PT8766788A PT87667A PT 87667 A PT87667 A PT 87667A PT 87667 A PT87667 A PT 87667A PT 8766788 A PT8766788 A PT 8766788A PT 87667 A PT87667 A PT 87667A
Authority
PT
Portugal
Prior art keywords
float
temperature
pressure
pressurized
level indicator
Prior art date
Application number
PT87667A
Other languages
English (en)
Other versions
PT87667B (pt
Inventor
Giulio Bonetti
Original Assignee
Bonetti Cesare Spa
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11172449&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PT87667(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bonetti Cesare Spa filed Critical Bonetti Cesare Spa
Publication of PT87667A publication Critical patent/PT87667A/pt
Publication of PT87667B publication Critical patent/PT87667B/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
    • G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
    • G01F23/72—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using magnetically actuated indicating means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
    • G01F23/76—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats characterised by the construction of the float
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S73/00—Measuring and testing
    • Y10S73/05—Liquid levels with magnetic transmission

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Level Indicators Using A Float (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Measuring Fluid Pressure (AREA)
PT87667A 1987-06-08 1988-06-07 Indicador de nivel com boia magnetica pressurizada para recipientes contendo liquidos a pressao e temperatura elevadas PT87667B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20814/87A IT1205127B (it) 1987-06-08 1987-06-08 Indicatore di livello a galleggiante magnetico pressurizzato per recipienti contenenti liquidi ad alta pressione e temperatura

Publications (2)

Publication Number Publication Date
PT87667A true PT87667A (pt) 1989-05-31
PT87667B PT87667B (pt) 1993-09-30

Family

ID=11172449

Family Applications (1)

Application Number Title Priority Date Filing Date
PT87667A PT87667B (pt) 1987-06-08 1988-06-07 Indicador de nivel com boia magnetica pressurizada para recipientes contendo liquidos a pressao e temperatura elevadas

Country Status (17)

Country Link
US (1) US4870862A (pt)
EP (1) EP0298529B1 (pt)
JP (1) JP2573311B2 (pt)
AT (1) ATE79179T1 (pt)
AU (1) AU606954B2 (pt)
CA (1) CA1319270C (pt)
DE (1) DE3873439T2 (pt)
DK (1) DK308888A (pt)
ES (1) ES2034158T3 (pt)
FI (1) FI91805C (pt)
GR (1) GR3006019T3 (pt)
IE (1) IE63643B1 (pt)
IT (1) IT1205127B (pt)
NO (1) NO173354C (pt)
NZ (1) NZ224930A (pt)
PT (1) PT87667B (pt)
ZA (1) ZA884011B (pt)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4862745A (en) * 1988-07-07 1989-09-05 Microdot Inc. Fuel tank float
US5103674A (en) * 1990-12-17 1992-04-14 Massachusetts Institute Of Technology Liquid level indicator for high pressure, hostile environment
US5136884A (en) * 1991-04-17 1992-08-11 Mts Systems Corporation Magnetic sight gage sensor
DE4128178C2 (de) * 1991-08-24 1995-04-20 Deutsche Aerospace Airbus Vorrichtung zum Messen von Flüssigkeitsständen in Kraftstofftanks
FR2716532B1 (fr) * 1994-02-18 1996-04-26 Trouvay & Cauvin Ets Indicateur de niveau du type magnétique à vases communicants.
DE4412163A1 (de) * 1994-04-08 1995-10-12 Urich Manfred Füllstandsmeßvorrichtung
US5743137A (en) * 1995-11-09 1998-04-28 Clark-Reliance Corporation Magnetic float assembly
US6236323B1 (en) 1999-09-30 2001-05-22 Bell Helicopter Textron Inc. Visual fluid level indicator using magnetic pins
DE10006221A1 (de) * 2000-02-11 2001-08-30 Messer Griesheim Gmbh Vorrichtung zur Ermittlung des Füllstands verflüssigter Gase in einem Kryobehälter
US6588272B2 (en) * 2001-08-21 2003-07-08 Magnetrol International, Inc. Redundant level measuring system
US7398682B2 (en) * 2003-11-18 2008-07-15 Innercool Therapies, Inc. Low fluid level detector system
EP2101907B1 (en) 2007-01-11 2014-11-12 The Petroleum Oil and Gas Corporation of South Africa (Pty) Ltd. A method for the protection of internal filters of a ltft slurry bubble reactor
WO2010058411A1 (en) * 2008-11-20 2010-05-27 Spirax Marshall Pvt. Ltd. Pressurised float
JP5169936B2 (ja) * 2009-03-25 2013-03-27 株式会社デンソー 液面検出装置および液面検出装置の製造方法
KR101145607B1 (ko) * 2010-06-04 2012-05-15 박종주 고압용기의 액체레벨 검출장치
CA2807302A1 (en) 2010-08-10 2012-02-16 Magnetrol International, Incorporated Redundant level measuring system
JP2018017661A (ja) * 2016-07-29 2018-02-01 株式会社デンソー 液面検出装置
US11391616B2 (en) 2020-08-21 2022-07-19 Ametek Magnetrol Usa, Llc Redundant level measuring system
CN112649072B (zh) * 2020-12-19 2024-05-24 四川惠科达仪表制造有限公司 一种超低密度磁性液位计
US20230083033A1 (en) * 2021-09-13 2023-03-16 Saudi Arabian Oil Company Measuring levels of volatile fluids

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE342694C (pt) *
US1469647A (en) * 1920-01-27 1923-10-02 Ruegger Eduard Hollow inclosed float
US1852372A (en) * 1930-03-24 1932-04-05 Raymond Gwynne Float construction
US1950191A (en) * 1932-01-11 1934-03-06 Raymond Gwynne Float
FR1244304A (fr) * 1958-03-25 1960-10-28 Indicateur de niveau à lecture directe par couplage magnétique
FR2134251B1 (pt) * 1971-04-29 1975-01-17 Johnson Et Cie Paris Ets
DE2132439A1 (de) * 1971-06-30 1973-01-18 Interatom Fluessigkeitsstandmesser fuer druckbehaelter
SU563574A1 (ru) * 1975-04-01 1977-06-30 Куйбышевский Филиал Специального Конструкторского Бюро По Автоматике В Нефтепереработке И Нефтехимии Поплавок
JPS56145026A (en) * 1980-04-09 1981-11-11 Hitachi Ltd Float for slurry conveyor
IT1140214B (it) * 1981-10-02 1986-09-24 Bonetti Cesare Spa Indicatore di livello a sensore magnetico per caldaie, recipienti, serbatori e simili

Also Published As

Publication number Publication date
DE3873439T2 (de) 1992-12-03
IT8720814A0 (it) 1987-06-08
IT1205127B (it) 1989-03-15
AU606954B2 (en) 1991-02-21
NO882486D0 (no) 1988-06-06
IE881688L (en) 1988-12-08
CA1319270C (en) 1993-06-22
AU1733888A (en) 1988-12-08
PT87667B (pt) 1993-09-30
NO173354C (no) 1993-12-01
ATE79179T1 (de) 1992-08-15
FI91805C (fi) 1994-08-10
NO882486L (no) 1988-12-09
IE63643B1 (en) 1995-05-31
DK308888A (da) 1988-12-09
NZ224930A (en) 1989-09-27
JP2573311B2 (ja) 1997-01-22
DK308888D0 (da) 1988-06-07
JPS6416929A (en) 1989-01-20
FI882670A (fi) 1988-12-09
GR3006019T3 (pt) 1993-06-21
NO173354B (no) 1993-08-23
EP0298529A1 (en) 1989-01-11
ES2034158T3 (es) 1993-04-01
EP0298529B1 (en) 1992-08-05
DE3873439D1 (de) 1992-09-10
US4870862A (en) 1989-10-03
ZA884011B (en) 1988-12-19
FI91805B (fi) 1994-04-29
FI882670A0 (fi) 1988-06-06

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19930311

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20030930