GB1347169A - Concentration measuring apparatus - Google Patents

Concentration measuring apparatus

Info

Publication number
GB1347169A
GB1347169A GB1399171A GB1399171A GB1347169A GB 1347169 A GB1347169 A GB 1347169A GB 1399171 A GB1399171 A GB 1399171A GB 1399171 A GB1399171 A GB 1399171A GB 1347169 A GB1347169 A GB 1347169A
Authority
GB
United Kingdom
Prior art keywords
cell
light
photo
pulp
concentration
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
GB1399171A
Other languages
English (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.)
Yokogawa Electric Corp
Original Assignee
Yokogawa Electric Works Ltd
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 Yokogawa Electric Works Ltd filed Critical Yokogawa Electric Works Ltd
Publication of GB1347169A publication Critical patent/GB1347169A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J4/00—Measuring polarisation of light
    • G01J4/04—Polarimeters using electric detection means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB1399171A 1970-05-21 1971-05-10 Concentration measuring apparatus Expired GB1347169A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4351470A JPS508677B1 (enrdf_load_stackoverflow) 1970-05-21 1970-05-21

Publications (1)

Publication Number Publication Date
GB1347169A true GB1347169A (en) 1974-02-27

Family

ID=12665829

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1399171A Expired GB1347169A (en) 1970-05-21 1971-05-10 Concentration measuring apparatus

Country Status (6)

Country Link
JP (1) JPS508677B1 (enrdf_load_stackoverflow)
CA (1) CA933768A (enrdf_load_stackoverflow)
DE (1) DE2121142C3 (enrdf_load_stackoverflow)
FI (1) FI54975C (enrdf_load_stackoverflow)
GB (1) GB1347169A (enrdf_load_stackoverflow)
SE (1) SE366393B (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2208927A (en) * 1987-08-24 1989-04-19 Cobe Lab Method and apparatus for monitoring blood components
GB2247099A (en) * 1990-07-09 1992-02-19 Asahi Optical Co Ltd Optical system using polarized light.

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008025087A (ja) * 2006-06-21 2008-02-07 Nippon Paper Industries Co Ltd 製紙原料の試料濃度測定方法及び測定装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2208927A (en) * 1987-08-24 1989-04-19 Cobe Lab Method and apparatus for monitoring blood components
GB2208927B (en) * 1987-08-24 1992-02-19 Cobe Lab Method and apparatus for monitoring concentration of blood components
GB2247099A (en) * 1990-07-09 1992-02-19 Asahi Optical Co Ltd Optical system using polarized light.
GB2247099B (en) * 1990-07-09 1994-08-10 Asahi Optical Co Ltd Optical system for optical disk devices
US5652745A (en) * 1990-07-09 1997-07-29 Asahi Kogaku Kogyo Kabushiki Kaisha Optical system using polarized light with prevention of effect of birefringence

Also Published As

Publication number Publication date
DE2121142A1 (de) 1971-12-02
DE2121142B2 (de) 1973-06-28
FI54975C (fi) 1979-04-10
JPS508677B1 (enrdf_load_stackoverflow) 1975-04-05
DE2121142C3 (de) 1974-01-24
CA933768A (en) 1973-09-18
SE366393B (enrdf_load_stackoverflow) 1974-04-22
FI54975B (fi) 1978-12-29

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Legal Events

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