GB2064500B - Crucible for flameless atomic absorption spectroscopy and a method of making it - Google Patents

Crucible for flameless atomic absorption spectroscopy and a method of making it

Info

Publication number
GB2064500B
GB2064500B GB8038729A GB8038729A GB2064500B GB 2064500 B GB2064500 B GB 2064500B GB 8038729 A GB8038729 A GB 8038729A GB 8038729 A GB8038729 A GB 8038729A GB 2064500 B GB2064500 B GB 2064500B
Authority
GB
United Kingdom
Prior art keywords
crucible
making
atomic absorption
absorption spectroscopy
flameless atomic
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
Application number
GB8038729A
Other languages
English (en)
Other versions
GB2064500A (en
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB2064500A publication Critical patent/GB2064500A/en
Application granted granted Critical
Publication of GB2064500B publication Critical patent/GB2064500B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/71—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited
    • G01N21/74—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited using flameless atomising, e.g. graphite furnaces
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
    • C04B35/522—Graphite
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/01—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes on temporary substrates, e.g. substrates subsequently removed by etching

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Metallurgy (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
GB8038729A 1979-12-07 1980-12-03 Crucible for flameless atomic absorption spectroscopy and a method of making it Expired GB2064500B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792949275 DE2949275A1 (de) 1979-12-07 1979-12-07 Kuevette fuer die flammenlose atom-absorptions-spektroskopie und verfahren zu deren herstellung

Publications (2)

Publication Number Publication Date
GB2064500A GB2064500A (en) 1981-06-17
GB2064500B true GB2064500B (en) 1983-06-08

Family

ID=6087845

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8038729A Expired GB2064500B (en) 1979-12-07 1980-12-03 Crucible for flameless atomic absorption spectroscopy and a method of making it

Country Status (4)

Country Link
JP (1) JPS5692434A (enrdf_load_stackoverflow)
DE (1) DE2949275A1 (enrdf_load_stackoverflow)
FR (1) FR2471599B1 (enrdf_load_stackoverflow)
GB (1) GB2064500B (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3208247A1 (de) * 1982-03-08 1983-09-22 Philips Patentverwaltung Gmbh, 2000 Hamburg Cuvette fuer die atom-absorptions-spektrometrie
DE3208744A1 (de) * 1982-03-11 1983-09-22 Philips Patentverwaltung Gmbh, 2000 Hamburg Rohrcuvette fuer die atomabsorptionsspektrometrie
DE3239253A1 (de) * 1982-10-23 1984-04-26 Philips Patentverwaltung Gmbh, 2000 Hamburg Rohrcuvette fuer die atomabsorptionsspektrometrie
GB2144871A (en) * 1983-08-03 1985-03-13 Philips Electronic Associated Tube cell for atomic absorption spectrophotometry
DE3720376A1 (de) * 1987-06-19 1988-12-29 Bodenseewerk Perkin Elmer Co Ofen zur elektrothermischen atomisierung fuer die atomabsorptions-spektroskopie

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3411123A (en) * 1966-05-10 1968-11-12 Gen Electric Pyrolytic graphite electrical resistance element
DE2450261C3 (de) * 1974-10-23 1980-06-26 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur Herstellung von Gitterelektroden für Elektronenröhren
DE2702189C2 (de) * 1977-01-20 1985-05-30 Philips Patentverwaltung Gmbh, 2000 Hamburg Küvette für die flammenlose Atom- Absorptions-Spektroskopie

Also Published As

Publication number Publication date
DE2949275A1 (de) 1981-06-25
FR2471599B1 (enrdf_load_stackoverflow) 1983-12-16
JPS5692434A (en) 1981-07-27
FR2471599A1 (enrdf_load_stackoverflow) 1981-06-19
JPS6333660B2 (enrdf_load_stackoverflow) 1988-07-06
GB2064500A (en) 1981-06-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee