FR2617593A1 - Procede et installation pour determiner le debit d'un fluide dans une conduite - Google Patents
Procede et installation pour determiner le debit d'un fluide dans une conduite Download PDFInfo
- Publication number
- FR2617593A1 FR2617593A1 FR8808876A FR8808876A FR2617593A1 FR 2617593 A1 FR2617593 A1 FR 2617593A1 FR 8808876 A FR8808876 A FR 8808876A FR 8808876 A FR8808876 A FR 8808876A FR 2617593 A1 FR2617593 A1 FR 2617593A1
- Authority
- FR
- France
- Prior art keywords
- image
- graph
- images
- curves
- camera
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 35
- 239000012530 fluid Substances 0.000 title claims abstract description 33
- 238000009434 installation Methods 0.000 title claims abstract description 28
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 6
- 239000003086 colorant Substances 0.000 claims abstract description 5
- 238000012360 testing method Methods 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 11
- 238000012937 correction Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 8
- 230000003287 optical effect Effects 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 238000012986 modification Methods 0.000 claims 1
- 230000004048 modification Effects 0.000 claims 1
- 238000011022 operating instruction Methods 0.000 claims 1
- 230000004044 response Effects 0.000 claims 1
- 230000033001 locomotion Effects 0.000 description 8
- 238000005259 measurement Methods 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000007790 scraping Methods 0.000 description 5
- 238000012217 deletion Methods 0.000 description 4
- 230000037430 deletion Effects 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 239000013598 vector Substances 0.000 description 4
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- 206010010904 Convulsion Diseases 0.000 description 1
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- 230000002902 bimodal effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
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- 239000013065 commercial product Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000003702 image correction Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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- 230000003252 repetitive effect Effects 0.000 description 1
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- 239000000126 substance Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/06—Indicating or recording devices
- G01F15/068—Indicating or recording devices with electrical means
-
- 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
- G01F1/05—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 mechanical effects
- G01F1/34—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 mechanical effects by measuring pressure or differential pressure
- G01F1/36—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 mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
- G01F1/363—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 mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction with electrical or electro-mechanical indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/06—Indicating or recording devices
- G01F15/061—Indicating or recording devices for remote indication
- G01F15/063—Indicating or recording devices for remote indication using electrical means
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Recording Measured Values (AREA)
- Measuring Volume Flow (AREA)
- Image Processing (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/068,839 US4837708A (en) | 1987-07-01 | 1987-07-01 | Process and apparatus for determining flow rate of a flow medium in a flow line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2617593A1 true FR2617593A1 (fr) | 1989-01-06 |
Family
ID=22085042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8808876A Pending FR2617593A1 (fr) | 1987-07-01 | 1988-06-30 | Procede et installation pour determiner le debit d'un fluide dans une conduite |
Country Status (6)
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9151646B2 (en) | 2011-12-21 | 2015-10-06 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| USD745661S1 (en) | 2013-11-06 | 2015-12-15 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD749206S1 (en) | 2013-11-06 | 2016-02-09 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD751690S1 (en) | 2013-11-06 | 2016-03-15 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD751689S1 (en) | 2013-11-06 | 2016-03-15 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD752209S1 (en) | 2013-11-06 | 2016-03-22 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| US9372486B2 (en) | 2011-12-21 | 2016-06-21 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US9435455B2 (en) | 2011-12-21 | 2016-09-06 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US9724465B2 (en) | 2011-12-21 | 2017-08-08 | Deka Products Limited Partnership | Flow meter |
| US9746093B2 (en) | 2011-12-21 | 2017-08-29 | Deka Products Limited Partnership | Flow meter and related system and apparatus |
| US9746094B2 (en) | 2011-12-21 | 2017-08-29 | Deka Products Limited Partnership | Flow meter having a background pattern with first and second portions |
| US10228683B2 (en) | 2011-12-21 | 2019-03-12 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| USD854145S1 (en) | 2016-05-25 | 2019-07-16 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| US10488848B2 (en) | 2011-12-21 | 2019-11-26 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US10718445B2 (en) | 2011-12-21 | 2020-07-21 | Deka Products Limited Partnership | Flow meter having a valve |
| USD905848S1 (en) | 2016-01-28 | 2020-12-22 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD964563S1 (en) | 2019-07-26 | 2022-09-20 | Deka Products Limited Partnership | Medical flow clamp |
| US11744935B2 (en) | 2016-01-28 | 2023-09-05 | Deka Products Limited Partnership | Apparatus for monitoring, regulating, or controlling fluid flow |
| US11839741B2 (en) | 2019-07-26 | 2023-12-12 | Deka Products Limited Partneship | Apparatus for monitoring, regulating, or controlling fluid flow |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4947247A (en) * | 1989-06-20 | 1990-08-07 | Combustion Engineering, Inc. | Displacement measurement apparatus and method for an automated flow rotameter |
| US5249136A (en) * | 1989-12-02 | 1993-09-28 | Ezel, Inc. | System for measuring fluid-flow velocity distribution |
| US5177607A (en) * | 1990-08-27 | 1993-01-05 | Zexel Corporation | Method and apparatus for measuring velocity of fluid |
| US5220517A (en) * | 1990-08-31 | 1993-06-15 | Sci Systems, Inc. | Process gas distribution system and method with supervisory control |
| US5170438A (en) * | 1991-03-22 | 1992-12-08 | Graham Fiber Glass Limited | Method and apparatus for determining the flow rate of a viscous fluid stream |
| NL9101825A (nl) | 1991-10-30 | 1993-05-17 | Academisch Ziekenhuis Vrije Un | Werkwijze voor nauwkeurige uitstroomdebiet bepaling van vloeistoffen en op een inrichting voor het uitvoeren van die werkwijze. |
| FR2696827A1 (fr) * | 1992-10-12 | 1994-04-15 | Glen Michel | Procédé de lecture de compteur à distance. |
| JP3138613B2 (ja) * | 1995-05-24 | 2001-02-26 | 三菱電機株式会社 | レーザ加工装置 |
| US7063615B2 (en) * | 1995-06-29 | 2006-06-20 | Igt | Electronic gaming apparatus with authentication |
| US5805813A (en) * | 1996-07-26 | 1998-09-08 | Schweitzer Engineering Laboratories, Inc. | System for visual monitoring of operational indicators in an electric power system |
| US5886898A (en) * | 1997-04-11 | 1999-03-23 | The Johns Hopkins University | Computer assisted method for conducting library research from a remote location and associated apparatus |
| US6721666B2 (en) * | 1998-03-23 | 2004-04-13 | Reginald P. Warkentin | Automatic meter reader |
| DE10005213A1 (de) * | 2000-02-05 | 2001-08-16 | Messer Griesheim Gmbh | Überwachungssystem und Verfahren zum Fernüberwachen von Messgrößen |
| US6621943B1 (en) * | 2000-06-08 | 2003-09-16 | Wafermasters, Inc. | System and method for converting analog data to digital data |
| DE10140792A1 (de) * | 2001-08-20 | 2003-03-13 | Roland Beisert | Vorrichtung zum selbsttätigen Erfassen des Zählerstandes eines Verbrauchszählers |
| CN100469138C (zh) * | 2006-05-15 | 2009-03-11 | 华北电力大学（北京） | 基于视频监控与图像识别的电力变压器风机状态识别方法 |
| US20080018675A1 (en) * | 2006-07-22 | 2008-01-24 | Aubrey Dare Westmoreland | Mimic gauge for a chart recorder |
| CA2655591A1 (en) * | 2009-02-17 | 2010-08-17 | Wisemen Controls & Instrumentation Ltd. | Gas flow meter reader |
| US10563681B2 (en) | 2011-12-21 | 2020-02-18 | Deka Products Limited Partnership | System, method, and apparatus for clamping |
| CN109011094A (zh) * | 2018-06-01 | 2018-12-18 | 芜湖市亿仑电子有限公司 | 一种基于电致变色电容的医用吸氧阀 |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1877810A (en) * | 1926-09-07 | 1932-09-20 | Waterworks Supply Company | Indicating and controlling system |
| US2611812A (en) * | 1945-12-01 | 1952-09-23 | Bailey Meter Co | Electrical control system |
| US3322339A (en) * | 1965-07-19 | 1967-05-30 | Kingmann White | Flow meter integrator |
| US3535928A (en) * | 1967-10-20 | 1970-10-27 | Camco Inc | Electrical attachment to a recording flowmeter |
| US3742515A (en) * | 1970-08-21 | 1973-06-26 | Milton Roy Co | Chart recorder data integrator |
| US3980865A (en) * | 1975-06-02 | 1976-09-14 | Flow Measurement Company, Inc. | Electronic integrator for gas volume calculations |
| GB1547959A (en) * | 1975-03-24 | 1979-07-04 | Smiths Industries Ltd | Tachograph charts |
| GB1549722A (en) * | 1975-03-24 | 1979-08-08 | Smiths Industries Ltd | Tachograph charts |
| US4414634A (en) * | 1981-07-17 | 1983-11-08 | The Scott & Fetzer Company | Fluid flow totalizer |
| EP0161908A2 (en) * | 1984-05-09 | 1985-11-21 | Kyodo Printing Co., Ltd. | System for detecting difference between image on primary sheet and image on secondary sheet |
| US4592089A (en) * | 1983-08-15 | 1986-05-27 | Bio Image Corporation | Electrophoretogram analytical image processing system |
| US4631675A (en) * | 1984-07-20 | 1986-12-23 | Honeywell Inc. | Automatic light-intensity control |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1120084A (fr) * | 1954-12-24 | 1956-06-29 | Appareil pour la lecture simultanée de plusieurs courbes | |
| NL216513A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1956-04-21 | |||
| US3262209A (en) * | 1964-04-07 | 1966-07-26 | Anthony J Saponaro | Oscillogram data reader |
| DE2747511A1 (de) * | 1976-11-05 | 1978-05-11 | Philips Nv | Anordnung zum aufzeichnen von zaehlimpulsen, welche anordnung mit einer kamera versehen ist |
-
1987
- 1987-07-01 US US07/068,839 patent/US4837708A/en not_active Expired - Fee Related
-
1988
- 1988-06-28 GB GB8815378A patent/GB2207239B/en not_active Expired - Lifetime
- 1988-06-29 IT IT67611/88A patent/IT1219763B/it active
- 1988-06-30 FR FR8808876A patent/FR2617593A1/fr active Pending
- 1988-06-30 DE DE3822057A patent/DE3822057A1/de active Granted
- 1988-07-01 NL NL8801680A patent/NL8801680A/nl not_active Application Discontinuation
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1877810A (en) * | 1926-09-07 | 1932-09-20 | Waterworks Supply Company | Indicating and controlling system |
| US2611812A (en) * | 1945-12-01 | 1952-09-23 | Bailey Meter Co | Electrical control system |
| US3322339A (en) * | 1965-07-19 | 1967-05-30 | Kingmann White | Flow meter integrator |
| US3535928A (en) * | 1967-10-20 | 1970-10-27 | Camco Inc | Electrical attachment to a recording flowmeter |
| US3742515A (en) * | 1970-08-21 | 1973-06-26 | Milton Roy Co | Chart recorder data integrator |
| GB1547959A (en) * | 1975-03-24 | 1979-07-04 | Smiths Industries Ltd | Tachograph charts |
| GB1549722A (en) * | 1975-03-24 | 1979-08-08 | Smiths Industries Ltd | Tachograph charts |
| US3980865A (en) * | 1975-06-02 | 1976-09-14 | Flow Measurement Company, Inc. | Electronic integrator for gas volume calculations |
| US4414634A (en) * | 1981-07-17 | 1983-11-08 | The Scott & Fetzer Company | Fluid flow totalizer |
| US4414634B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1981-07-17 | 1988-05-10 | ||
| US4592089A (en) * | 1983-08-15 | 1986-05-27 | Bio Image Corporation | Electrophoretogram analytical image processing system |
| EP0161908A2 (en) * | 1984-05-09 | 1985-11-21 | Kyodo Printing Co., Ltd. | System for detecting difference between image on primary sheet and image on secondary sheet |
| US4631675A (en) * | 1984-07-20 | 1986-12-23 | Honeywell Inc. | Automatic light-intensity control |
Non-Patent Citations (3)
| Title |
|---|
| IBM TECHNICAL DISCLOSURE BULLETIN, vol. 29, no. 7, décembre 1986, pages 2823-2824, New York, US; "Photographic image computer analyzer" * |
| IEEE 1980 PROCEEDINGS "APPLICATIONS OF MINI AND MICROCOMPUTERS", mars 1980, pages 223-226, US; O. NAKAYAMA: "Microprocessor control for automated low loss optical fiber connectortermination machine" * |
| INTERNATIONAL LABORATORY, vol. 13, no. 7, septembre 1983, pages 74-82, Fairfield, CT, US; G.W. JENKINSON: "An advanced image analysis system" * |
Cited By (47)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10113660B2 (en) | 2011-12-21 | 2018-10-30 | Deka Products Limited Partnership | Flow meter |
| US9746094B2 (en) | 2011-12-21 | 2017-08-29 | Deka Products Limited Partnership | Flow meter having a background pattern with first and second portions |
| US12100507B2 (en) | 2011-12-21 | 2024-09-24 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US11793928B2 (en) | 2011-12-21 | 2023-10-24 | Deka Products Limited Partnership | Flow meter and related method |
| US11738143B2 (en) | 2011-12-21 | 2023-08-29 | Deka Products Limited Partnership | Flow meier having a valve |
| US11574407B2 (en) | 2011-12-21 | 2023-02-07 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US9372486B2 (en) | 2011-12-21 | 2016-06-21 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US9435455B2 (en) | 2011-12-21 | 2016-09-06 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US9724465B2 (en) | 2011-12-21 | 2017-08-08 | Deka Products Limited Partnership | Flow meter |
| US9724466B2 (en) | 2011-12-21 | 2017-08-08 | Deka Products Limited Partnership | Flow meter |
| US9724467B2 (en) | 2011-12-21 | 2017-08-08 | Deka Products Limited Partnership | Flow meter |
| US9746093B2 (en) | 2011-12-21 | 2017-08-29 | Deka Products Limited Partnership | Flow meter and related system and apparatus |
| US10228683B2 (en) | 2011-12-21 | 2019-03-12 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US9772044B2 (en) | 2011-12-21 | 2017-09-26 | Deka Products Limited Partnership | Flow metering using a difference image for liquid parameter estimation |
| US11449037B2 (en) | 2011-12-21 | 2022-09-20 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US11339887B2 (en) | 2011-12-21 | 2022-05-24 | Deka Products Limited Partnership | Flow meter and related method |
| US9856990B2 (en) | 2011-12-21 | 2018-01-02 | Deka Products Limited Partnership | Flow metering using a difference image for liquid parameter estimation |
| US10894638B2 (en) | 2011-12-21 | 2021-01-19 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US10876868B2 (en) | 2011-12-21 | 2020-12-29 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US10844970B2 (en) | 2011-12-21 | 2020-11-24 | Deka Products Limited Partnership | Flow meter |
| US9976665B2 (en) | 2011-12-21 | 2018-05-22 | Deka Products Limited Partnership | Flow meter |
| US10088346B2 (en) | 2011-12-21 | 2018-10-02 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US10739759B2 (en) | 2011-12-21 | 2020-08-11 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US9151646B2 (en) | 2011-12-21 | 2015-10-06 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US10718445B2 (en) | 2011-12-21 | 2020-07-21 | Deka Products Limited Partnership | Flow meter having a valve |
| US10488848B2 (en) | 2011-12-21 | 2019-11-26 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US10436342B2 (en) | 2011-12-21 | 2019-10-08 | Deka Products Limited Partnership | Flow meter and related method |
| USD799025S1 (en) | 2013-11-06 | 2017-10-03 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD752209S1 (en) | 2013-11-06 | 2016-03-22 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD745661S1 (en) | 2013-11-06 | 2015-12-15 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD816829S1 (en) | 2013-11-06 | 2018-05-01 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD749206S1 (en) | 2013-11-06 | 2016-02-09 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD815730S1 (en) | 2013-11-06 | 2018-04-17 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD813376S1 (en) | 2013-11-06 | 2018-03-20 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD751690S1 (en) | 2013-11-06 | 2016-03-15 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD751689S1 (en) | 2013-11-06 | 2016-03-15 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD802118S1 (en) | 2013-11-06 | 2017-11-07 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD905848S1 (en) | 2016-01-28 | 2020-12-22 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| US11744935B2 (en) | 2016-01-28 | 2023-09-05 | Deka Products Limited Partnership | Apparatus for monitoring, regulating, or controlling fluid flow |
| USD943736S1 (en) | 2016-01-28 | 2022-02-15 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD972718S1 (en) | 2016-05-25 | 2022-12-13 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD972125S1 (en) | 2016-05-25 | 2022-12-06 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD860437S1 (en) | 2016-05-25 | 2019-09-17 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD854145S1 (en) | 2016-05-25 | 2019-07-16 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD1060608S1 (en) | 2016-05-25 | 2025-02-04 | Deka Products Limited Partnership | Device to control fluid flow through a tube |
| USD964563S1 (en) | 2019-07-26 | 2022-09-20 | Deka Products Limited Partnership | Medical flow clamp |
| US11839741B2 (en) | 2019-07-26 | 2023-12-12 | Deka Products Limited Partneship | Apparatus for monitoring, regulating, or controlling fluid flow |
Also Published As
| Publication number | Publication date |
|---|---|
| GB8815378D0 (en) | 1988-08-03 |
| IT1219763B (it) | 1990-05-24 |
| US4837708A (en) | 1989-06-06 |
| NL8801680A (nl) | 1989-02-01 |
| DE3822057C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-09-03 |
| IT8867611A0 (it) | 1988-06-29 |
| GB2207239B (en) | 1991-08-21 |
| GB2207239A (en) | 1989-01-25 |
| DE3822057A1 (de) | 1989-01-12 |
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