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FI810267A7 - Method and apparatus for measuring the brightness or color and consistency of paper pulp. - Google Patents

Method and apparatus for measuring the brightness or color and consistency of paper pulp. Download PDF

Info

Publication number
FI810267A7
FI810267A7 FI810267A FI810267A FI810267A7 FI 810267 A7 FI810267 A7 FI 810267A7 FI 810267 A FI810267 A FI 810267A FI 810267 A FI810267 A FI 810267A FI 810267 A7 FI810267 A7 FI 810267A7
Authority
FI
Finland
Prior art keywords
consistency
brightness
color
measuring
paper pulp
Prior art date
Application number
FI810267A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI810267L (en
Inventor
Donald S Collins
Gordon L Drisko
David Guthrie
Original Assignee
Howell Laboratories Inc
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 Howell Laboratories Inc filed Critical Howell Laboratories Inc
Publication of FI810267A7 publication Critical patent/FI810267A7/en
Publication of FI810267L publication Critical patent/FI810267L/en

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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/85—Investigating moving fluids or granular solids
    • G01N21/8507—Probe photometers, i.e. with optical measuring part dipped into fluid sample

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)
FI810267A 1980-01-31 1981-01-30 FREQUENCY OF ORGANIZATION FOR THE PURPOSE OF MACHINERY FI810267L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11734080A 1980-01-31 1980-01-31

Publications (2)

Publication Number Publication Date
FI810267A7 true FI810267A7 (en) 1981-08-01
FI810267L FI810267L (en) 1981-08-01

Family

ID=22372358

Family Applications (1)

Application Number Title Priority Date Filing Date
FI810267A FI810267L (en) 1980-01-31 1981-01-30 FREQUENCY OF ORGANIZATION FOR THE PURPOSE OF MACHINERY

Country Status (3)

Country Link
AU (1) AU6680981A (en)
FI (1) FI810267L (en)
SE (1) SE8100730L (en)

Also Published As

Publication number Publication date
SE8100730L (en) 1981-08-01
FI810267L (en) 1981-08-01
AU6680981A (en) 1981-10-01

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: HOWELL LABORATORIES, INC.