CL2017003268A1 - Aparato de producción generativa que comprende un aparato de medición - Google Patents

Aparato de producción generativa que comprende un aparato de medición

Info

Publication number
CL2017003268A1
CL2017003268A1 CL2017003268A CL2017003268A CL2017003268A1 CL 2017003268 A1 CL2017003268 A1 CL 2017003268A1 CL 2017003268 A CL2017003268 A CL 2017003268A CL 2017003268 A CL2017003268 A CL 2017003268A CL 2017003268 A1 CL2017003268 A1 CL 2017003268A1
Authority
CL
Chile
Prior art keywords
component
laser
gas atmosphere
production
powder material
Prior art date
Application number
CL2017003268A
Other languages
English (en)
Inventor
Franz Engel
Andreas Nick
Wolfgang Rehm
Christian Weimer
Original Assignee
Airbus Defence & Space Gmbh
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 Airbus Defence & Space Gmbh filed Critical Airbus Defence & Space Gmbh
Publication of CL2017003268A1 publication Critical patent/CL2017003268A1/es

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28Investigating the spectrum
    • G01J3/44Raman spectrometry; Scattering spectrometry ; Fluorescence spectrometry
    • G01J3/4412Scattering spectrometry
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00Additive manufacturing of workpieces or articles from metallic powder
    • B22F10/20Direct sintering or melting
    • B22F10/28Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00Additive manufacturing of workpieces or articles from metallic powder
    • B22F10/30Process control
    • B22F10/32Process control of the atmosphere, e.g. composition or pressure in a building chamber
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00Additive manufacturing of workpieces or articles from metallic powder
    • B22F10/30Process control
    • B22F10/38Process control to achieve specific product aspects, e.g. surface smoothness, density, porosity or hollow structures
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F12/00Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
    • B22F12/40Radiation means
    • B22F12/44Radiation means characterised by the configuration of the radiation means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F12/00Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
    • B22F12/40Radiation means
    • B22F12/46Radiation means with translatory movement
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F12/00Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
    • B22F12/90Means for process control, e.g. cameras or sensors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/03Observing, e.g. monitoring, the workpiece
    • B23K26/032Observing, e.g. monitoring, the workpiece using optical means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/03Observing, e.g. monitoring, the workpiece
    • B23K26/034Observing the temperature of the workpiece
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/12Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure
    • B23K26/123Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure in an atmosphere of particular gases
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/34Laser welding for purposes other than joining
    • B23K26/342Build-up welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/10Processes of additive manufacturing
    • B29C64/141Processes of additive manufacturing using only solid materials
    • B29C64/153Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/30Auxiliary operations or equipment
    • B29C64/364Conditioning of environment
    • B29C64/371Conditioning of environment using an environment other than air, e.g. inert gas
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/30Auxiliary operations or equipment
    • B29C64/386Data acquisition or data processing for additive manufacturing
    • B29C64/393Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y30/00Apparatus for additive manufacturing; Details thereof or accessories therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y50/00Data acquisition or data processing for additive manufacturing
    • B33Y50/02Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/12Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance
    • G01K11/125Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance using changes in reflectance
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3504Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/65Raman scattering
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00Additive manufacturing of workpieces or articles from metallic powder
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00Aspects linked to processes or compositions used in powder metallurgy
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N2021/8411Application to online plant, process monitoring
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Toxicology (AREA)
  • Automation & Control Theory (AREA)
  • General Health & Medical Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)

Abstract

<p>LA INVENCIÓN SE RELACIONA CON UN DISPOSITIVO 10, 100, 150, 200, 250, 300, EN PARTICULAR PARA LA PRODUCCIÓN DE ADITIVOS DE CAPA DE UN COMPONENTE COMPLEJO EN TRES DIMENSIONES 12, QUE TIENE UN MECANISMO DE MEDICIÓN 30, 202, 252, 302 PARA MONITOREAR DE MANERA CONTINUA INDICADORES DE CALIDAD, EN PARTICULAR LA TEMPERATURA Y/O UNA COMPOSICIÓN QUÍMICA DE LA ATMÓSFERA DE GAS PROTECTORA 24, DURANTE LA PRODUCCIÓN DEL COMPONENTE 12, DONDE EL MECANISMO DE MEDICIÓN 30, 202, 252, 302 Y UN LECHO 14 CON UN MATERIAL EN POLVO 16 ESTÁN RODEADOS, AL MENOS EN ALGUNAS REGIONES, POR UNA CELDA DE PROCESAMIENTO 22 LLENA CON UNA ATMÓSFERA DE GAS PROTECTORA 24, Y EL MATERIAL EN POLVO 16 DE UNA CAPA SUPERIOR 18 PUEDE FUNDIRSE, EN UNA MANERA LIMITADA Y LOCALMENTE, EN UNA ZONA DE FUSIÓN 42 MEDIANTE AL MENOS UN LÁSER 32, 204, 254, 304. DE ACUERDO CON LA INVENCIÓN, EL MECANISMO DE MEDICIÓN 30, 202, 252, 302 TIENE AL MENOS UN LÁSER 32, 204, 254, 314 Y AL MENOS UN SENSOR ÓPTICO 34, 206, 218, 256, 306, 308 PARA LA DETECCIÓN PRIORITARIA DE LOS INDICADORES DE CALIDAD EN LA REGIÓN DE LA ZONA DE FUSIÓN 42, EN PARTICULAR POR MEDIO DE ESPECTROSCOPIA RAMAN. CONSECUENTEMENTE, CUALQUIER ERROR DE CONSTRUCCIÓN EN EL COMPONENTE 12 PUEDE SER RECONOCIDO, EVALUADO Y, SI FUERA NECESARIO, CORREGIDO DE UNA MANERA QUE AHORRE RECURSOS, Y SIN DEMORA.</p>
CL2017003268A 2015-06-19 2017-12-19 Aparato de producción generativa que comprende un aparato de medición CL2017003268A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102015007790.2A DE102015007790A1 (de) 2015-06-19 2015-06-19 Vorrichtung

Publications (1)

Publication Number Publication Date
CL2017003268A1 true CL2017003268A1 (es) 2018-05-04

Family

ID=56068904

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2017003268A CL2017003268A1 (es) 2015-06-19 2017-12-19 Aparato de producción generativa que comprende un aparato de medición

Country Status (7)

Country Link
US (1) US10695983B2 (es)
EP (1) EP3310510B1 (es)
CN (1) CN107820459B (es)
BR (1) BR112017026198A2 (es)
CL (1) CL2017003268A1 (es)
DE (1) DE102015007790A1 (es)
WO (1) WO2016202530A1 (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11325207B2 (en) 2017-01-20 2022-05-10 General Electric Company Systems and methods for additive manufacturing
US20180369913A1 (en) * 2017-06-23 2018-12-27 Delavan Inc Power meter systems for additive manufacturing machines
EP3437839B1 (en) * 2017-08-04 2023-09-27 Concept Laser GmbH Apparatus for manufacturing three-dimensional objects
US11548217B2 (en) * 2017-09-05 2023-01-10 SLM Solutions Group AG Apparatus and method for producing large workpieces by means of a mobile production unit
CN107999932B (zh) * 2017-11-29 2020-03-31 西南交通大学 Gta填丝增材制造弧长前馈检测与开环控制方法
US11426818B2 (en) 2018-08-10 2022-08-30 The Research Foundation for the State University Additive manufacturing processes and additively manufactured products
CN110006875B (zh) * 2019-05-06 2021-06-01 黄淮学院 利用拉曼光谱测定联苯晶体熔点的方法
CN110307918B (zh) * 2019-06-12 2020-05-19 中国海洋大学 水下扫描拉曼测温装置
CN111121972B (zh) * 2019-12-20 2021-03-16 东南大学 一种局部干法增材温度及高度在线监控的装置
CN111761819B (zh) * 2020-07-07 2021-08-31 南京理工大学 一种激光粉末床熔融成形件缺陷在线监测方法
US20220032376A1 (en) * 2020-07-29 2022-02-03 University Of South Florida Metals-based additive manufacturing methods and systems with thermal monitoring and control
TWI811926B (zh) * 2021-12-28 2023-08-11 國家中山科學研究院 積層製造鋪粉表面監測系統

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5427733A (en) * 1993-10-20 1995-06-27 United Technologies Corporation Method for performing temperature-controlled laser sintering
US6751516B1 (en) 2000-08-10 2004-06-15 Richardson Technologies, Inc. Method and system for direct writing, editing and transmitting a three dimensional part and imaging systems therefor
US7403281B2 (en) * 2004-05-07 2008-07-22 University Of Wyoming Raman spectrometer
GB0804390D0 (en) * 2008-03-10 2008-04-16 Univ Exeter Manufacturing technique
ES2386602T3 (es) * 2009-08-25 2012-08-23 Bego Medical Gmbh Dispositivo y procedimiento para la producción continua generativa
US8915728B2 (en) * 2012-01-27 2014-12-23 United Technologies Corporation Multi-dimensional component build system and process
CN105188993A (zh) * 2013-03-15 2015-12-23 麦特法布公司 用于增材制造装置的料盒和方法
WO2014179345A1 (en) 2013-04-29 2014-11-06 Zediker Mark S Devices, systems, and methods for three-dimensional printing
GB201316815D0 (en) 2013-09-23 2013-11-06 Renishaw Plc Additive manufacturing apparatus and method

Also Published As

Publication number Publication date
EP3310510A1 (de) 2018-04-25
BR112017026198A2 (pt) 2018-08-14
CN107820459A (zh) 2018-03-20
EP3310510B1 (de) 2023-11-01
DE102015007790A1 (de) 2016-12-22
CN107820459B (zh) 2020-10-23
US10695983B2 (en) 2020-06-30
WO2016202530A1 (de) 2016-12-22
US20180169952A1 (en) 2018-06-21

Similar Documents

Publication Publication Date Title
CL2017003268A1 (es) Aparato de producción generativa que comprende un aparato de medición
DK2951563T3 (da) Fremgangsmåde og anordning til inspektion af emballager, der indeholder lægemidler
EA201490785A1 (ru) Устройство, способ и система для мониторинга целостности контейнеров
EP3109607A3 (en) Method for temperature drift compensation of temperature measurement device using thermocouple
WO2016086071A8 (en) Spectrally encoded consumable spectrometer apparatus and methods
TW201614752A (en) Method and system for measuring radiation and temperature exposure of wafers along a fabrication process line
IL282351B2 (en) An optical instrument for measuring the optical properties of materials
FR3026485B1 (fr) Procede et systeme d&#39;inspection de plaquettes pour l&#39;electronique, l&#39;optique ou l&#39;optoelectronique
IL280010A (en) Multimode defect classification in semiconductor testing
SG11202001630XA (en) Gas sensor device with high sensitivity at low temperature and method of fabrication thereof
FR3056296B1 (fr) Installation pour l&#39;inspection optique de recipients en verre en sortie de machine de formage
ITUA20162750A1 (it) Gruppo di misura non distruttiva della concentrazione di gas in contenitori flessibili chiusi e linea di riempimento e/o confezionamento automatico impiegante tale gruppo
AR099033A1 (es) Pirómetro óptico
CL2018002882A1 (es) Método y dispositivo de investigación para medir tensiones en una estructura aglomerada.
GB201209380D0 (en) Method and apparatus for measuring emissivity and density of crude oil
ITUA20162172A1 (it) Sensore accelerometrico realizzato in tecnologia mems avente elevata accuratezza e ridotta sensibilita&#39; nei confronti della temperatura e dell&#39;invecchiamento
ITUB20169954A1 (it) Gruppo e metodo di misura del contenuto di gas in contenitori chiusi e linea di riempimento e/o confezionamento automatico impiegante tale gruppo
FR3050031B1 (fr) Capteur pour la mesure de la concentration atmospherique de particules
MX2020014100A (es) Metodo de protocolo de botellas de prueba.
BR112016029829A2 (pt) sistema e método para medição in-situ de propriedades de camadas de material, e, meio legível por computador não transitório.
RU2015135730A (ru) Способ обнаружения структурных дефектов в кристаллических материалах
IT201700022629A1 (it) Procedimento e strumento di misura in continuo della temperatura di una torcia d’impianto industriale.
FR3056297B1 (fr) Dispositif pour l&#39;inspection optique de recipients en verre en sortie de machine de formage
夏滑 et al. Sensitive absorption measurements of hydrogen sulfide at 1.578 μm using wavelength modulation spectroscopy
FR3056232B1 (fr) Dispositif de controle et de calibrage d&#39;une regle laser ferroviaire