SE390458B - Forfarande och anordning for detektering av spetor i massa - Google Patents

Forfarande och anordning for detektering av spetor i massa

Info

Publication number
SE390458B
SE390458B SE7505538A SE7505538A SE390458B SE 390458 B SE390458 B SE 390458B SE 7505538 A SE7505538 A SE 7505538A SE 7505538 A SE7505538 A SE 7505538A SE 390458 B SE390458 B SE 390458B
Authority
SE
Sweden
Prior art keywords
procedure
mass
detecting species
species
detecting
Prior art date
Application number
SE7505538A
Other languages
English (en)
Swedish (sv)
Other versions
SE7505538L (sv
Inventor
J Hill
Original Assignee
Tellusond Ab
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 Tellusond Ab filed Critical Tellusond Ab
Priority to SE7505538A priority Critical patent/SE390458B/xx
Priority to FI761331A priority patent/FI57845C/fi
Priority to US05/685,491 priority patent/US4066492A/en
Priority to DE19762621217 priority patent/DE2621217A1/de
Priority to CA252,502A priority patent/CA1046789A/en
Priority to JP51054491A priority patent/JPS51139904A/ja
Priority to GB20124/76A priority patent/GB1529507A/en
Publication of SE7505538L publication Critical patent/SE7505538L/
Publication of SE390458B publication Critical patent/SE390458B/xx

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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G01N21/534—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke by measuring transmission alone, i.e. determining opacity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/34—Paper
    • G01N33/343—Paper pulp

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Paper (AREA)
  • Length Measuring Devices By Optical Means (AREA)
SE7505538A 1975-05-14 1975-05-14 Forfarande och anordning for detektering av spetor i massa SE390458B (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE7505538A SE390458B (sv) 1975-05-14 1975-05-14 Forfarande och anordning for detektering av spetor i massa
FI761331A FI57845C (fi) 1975-05-14 1976-05-11 Foerfarande och anordning foer detektering av spetor i massa
US05/685,491 US4066492A (en) 1975-05-14 1976-05-12 Method and device for examining pulp for the presence of shives
DE19762621217 DE2621217A1 (de) 1975-05-14 1976-05-13 Verfahren und vorrichtung zur untersuchung von puelpe auf das vorhandensein von verdickungen
CA252,502A CA1046789A (en) 1975-05-14 1976-05-13 Method and device for examining pulp for the presence of shives
JP51054491A JPS51139904A (en) 1975-05-14 1976-05-14 Process and device for testing pulp for tannin
GB20124/76A GB1529507A (en) 1975-05-14 1976-05-14 Method and device for examining pulp for the presence of shives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7505538A SE390458B (sv) 1975-05-14 1975-05-14 Forfarande och anordning for detektering av spetor i massa

Publications (2)

Publication Number Publication Date
SE7505538L SE7505538L (sv) 1976-11-15
SE390458B true SE390458B (sv) 1976-12-20

Family

ID=20324575

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7505538A SE390458B (sv) 1975-05-14 1975-05-14 Forfarande och anordning for detektering av spetor i massa

Country Status (7)

Country Link
US (1) US4066492A (cs)
JP (1) JPS51139904A (cs)
CA (1) CA1046789A (cs)
DE (1) DE2621217A1 (cs)
FI (1) FI57845C (cs)
GB (1) GB1529507A (cs)
SE (1) SE390458B (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4631413A (en) * 1983-06-13 1986-12-23 De Forenede Bryggerier A/S Method for quality control of products from fish, cattle, swine and poultry

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4220499A (en) * 1978-10-04 1980-09-02 Westvaco Corporation Method for determining the relative quantity of shives in a stream of fibrous particles
US4225385A (en) * 1979-01-15 1980-09-30 Westvaco Corporation Shive ratio analyzer
US4507556A (en) * 1982-12-08 1985-03-26 St. Regis Paper Company Apparatus and method for determining pulp stock consistency
US4886576A (en) * 1987-12-16 1989-12-12 Boise Cascade Corporation Method and apparatus for producing uniform pulp yields by controlling the operation of a refiner
US4897159A (en) * 1988-03-07 1990-01-30 P. H. Glatfelter Company Apparatus for pulp contaminant removal
US4837446A (en) * 1988-03-31 1989-06-06 International Paper Company Apparatus and process for testing uniformity of pulp
US4999513A (en) * 1988-09-09 1991-03-12 Canon Kabushiki Kaisha Particle measuring apparatus
US4931657A (en) * 1989-04-13 1990-06-05 Macmillan Bloedel Limited On-line texture sensing
US5293219A (en) * 1991-12-31 1994-03-08 Andritz Sprout-Bauer, Inc. Fiber length analyzer
FI111102B (fi) 1997-09-22 2003-05-30 Metso Automation Oy Menetelmä suspensiossa olevien hiukkasten mittaamiseksi ja mittalaite
US6744500B2 (en) * 2001-10-23 2004-06-01 Stora Enso North America Corporation Identification of material inclusions in pulp and paper using Raman spectroscopy
US20060196621A1 (en) * 2005-03-01 2006-09-07 Johansson Ola M Virtual hand sheet method and system for estimating paper properties
WO2011072396A1 (en) 2009-12-18 2011-06-23 Fpinnovations An on-line macrocontaminant analyser and method
CN107531882A (zh) 2015-04-28 2018-01-02 三菱瓦斯化学株式会社 树脂组合物、预浸料、覆金属箔层叠板、树脂片和印刷电路板

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1286313B (de) * 1962-10-12 1969-01-02 Berthold Anwendung eines optischen Analysenverfahrens zur Bestimmung und Regelung des Faserstoffgehaltes von Faserstoffsuspensionen unterhalb 2% atro
US3498719A (en) * 1965-02-18 1970-03-03 Continental Can Co Photoelectric consistency indicator for pulp
CH441814A (de) * 1965-07-23 1967-08-15 Papirind Forskningsinst Verfahren zur kontinuierlichen Bestimmung der Konzentration von Faseraufschwemmungen
GB1309551A (en) * 1969-05-22 1973-03-14 Nat Res Dev Measurement of optical density
US3724957A (en) * 1971-03-04 1973-04-03 Yokogawa Electric Works Ltd Concentration measuring apparatus
JPS5418596B2 (cs) * 1971-09-07 1979-07-09
DE2218522C3 (de) * 1972-04-17 1975-03-27 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zur kontinuierlichen Trübungsmessung
NL7208307A (cs) * 1972-06-16 1973-12-18
SE369229B (cs) * 1972-12-21 1974-08-12 Gst Regeltechnik Gmbh
SE382116B (sv) * 1973-09-27 1976-01-12 H O T Wiksell Sett for fotometrisk uppmetning av slamhalten vid rening av avloppsvatten samt anordning for genomforande av forfarandet
US3980517A (en) * 1974-07-17 1976-09-14 Sentrol Systems Ltd. Continuous on-machine control of bleaching chemicals

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4631413A (en) * 1983-06-13 1986-12-23 De Forenede Bryggerier A/S Method for quality control of products from fish, cattle, swine and poultry

Also Published As

Publication number Publication date
FI57845C (fi) 1980-10-10
DE2621217A1 (de) 1976-12-02
JPS5413522B2 (cs) 1979-05-31
CA1046789A (en) 1979-01-23
DE2621217C2 (cs) 1989-05-11
FI57845B (fi) 1980-06-30
FI761331A7 (cs) 1976-11-15
SE7505538L (sv) 1976-11-15
JPS51139904A (en) 1976-12-02
GB1529507A (en) 1978-10-25
US4066492A (en) 1978-01-03

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