DK74796A - Method and apparatus for the reflection measurement of unburnt carbon in smoke - Google Patents

Method and apparatus for the reflection measurement of unburnt carbon in smoke Download PDF

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Publication number
DK74796A
DK74796A DK74796A DK74796A DK74796A DK 74796 A DK74796 A DK 74796A DK 74796 A DK74796 A DK 74796A DK 74796 A DK74796 A DK 74796A DK 74796 A DK74796 A DK 74796A
Authority
DK
Denmark
Prior art keywords
smoke
reflection measurement
unburnt carbon
unburnt
carbon
Prior art date
Application number
DK74796A
Other languages
Danish (da)
Other versions
DK173406B1 (en
Inventor
Matthias Nissen Pedersen
Soeren Kragh Nielsen
Anders Sten Wedell
Original Assignee
Anders Sten Wedell
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 Anders Sten Wedell filed Critical Anders Sten Wedell
Priority to DK74796A priority Critical patent/DK173406B1/en
Priority to PCT/DK1997/000300 priority patent/WO1998002729A1/en
Priority to CN97196187A priority patent/CN1093937C/en
Priority to AU32555/97A priority patent/AU3255597A/en
Priority to RU99101936/28A priority patent/RU2180744C2/en
Priority to EP97928142A priority patent/EP1009997A1/en
Publication of DK74796A publication Critical patent/DK74796A/en
Application granted granted Critical
Publication of DK173406B1 publication Critical patent/DK173406B1/en

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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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DK74796A 1996-07-05 1996-07-05 Method and apparatus for measuring unburnt carbon in fly ash DK173406B1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DK74796A DK173406B1 (en) 1996-07-05 1996-07-05 Method and apparatus for measuring unburnt carbon in fly ash
PCT/DK1997/000300 WO1998002729A1 (en) 1996-07-05 1997-07-07 Method and apparatus for measuring reflections from unburned carbon
CN97196187A CN1093937C (en) 1996-07-05 1997-07-07 Method and apparatus for measuring reflections from unburned carbon
AU32555/97A AU3255597A (en) 1996-07-05 1997-07-07 Method and apparatus for measuring reflections from unburned carbon
RU99101936/28A RU2180744C2 (en) 1996-07-05 1997-07-07 Technique determining content of unburned carbon in fly ash of heating plant and device for its implementation
EP97928142A EP1009997A1 (en) 1996-07-05 1997-07-07 Method and apparatus for measuring reflections from unburned carbon

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK74796 1996-07-05
DK74796A DK173406B1 (en) 1996-07-05 1996-07-05 Method and apparatus for measuring unburnt carbon in fly ash

Publications (2)

Publication Number Publication Date
DK74796A true DK74796A (en) 1998-01-06
DK173406B1 DK173406B1 (en) 2000-09-25

Family

ID=8097076

Family Applications (1)

Application Number Title Priority Date Filing Date
DK74796A DK173406B1 (en) 1996-07-05 1996-07-05 Method and apparatus for measuring unburnt carbon in fly ash

Country Status (6)

Country Link
EP (1) EP1009997A1 (en)
CN (1) CN1093937C (en)
AU (1) AU3255597A (en)
DK (1) DK173406B1 (en)
RU (1) RU2180744C2 (en)
WO (1) WO1998002729A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4375709A (en) * 1980-12-19 1983-03-08 Lewis James R Concrete working tool

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL192035B1 (en) * 2000-04-11 2006-08-31 Zaklad Aparatury Pomiarowej Kw Method of optically measuring the quantity of dust constituent being distinguishable by its colour and optical analyser for determining quantity of said dust constituent in gaseous dust dispersion
JP5844160B2 (en) 2009-02-05 2016-01-13 ディー．アイ．アール．テクノロジーズ （ディテクション アイアール）リミテッドＤ．Ｉ．Ｒ．Ｔｅｃｈｎｏｌｏｇｉｅｓ（Ｄｅｔｅｃｔｉｏｎ Ｉｒ） Ｌｔｄ． Method and system for judging the quality of pharmaceutical products

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5069551A (en) * 1989-11-24 1991-12-03 Iowa State University Research Foundation, Inc. Method and apparatus of measuring unburned carbon in fly ash
US5173662A (en) * 1989-12-08 1992-12-22 Trerice Douglas N Method and associated apparatus for determining carbon content in fly ash
US5596146A (en) * 1994-06-06 1997-01-21 Iowa State University Research Foundation, Inc. Photoacoustic measurement of unburned carbon in fly-ash
US5540079A (en) * 1994-08-30 1996-07-30 Iowa State University Research Foundation, Inc. Microwave excited photoacoustic effect carbon monitor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4375709A (en) * 1980-12-19 1983-03-08 Lewis James R Concrete working tool

Also Published As

Publication number Publication date
EP1009997A1 (en) 2000-06-21
CN1093937C (en) 2002-11-06
CN1225170A (en) 1999-08-04
RU2180744C2 (en) 2002-03-20
DK173406B1 (en) 2000-09-25
AU3255597A (en) 1998-02-09
WO1998002729A1 (en) 1998-01-22

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B1 Patent granted (law 1993)
PBP Patent lapsed

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