GB1318720A - Apparatus for identifying particles according to their microstructure variations - Google Patents

Apparatus for identifying particles according to their microstructure variations

Info

Publication number
GB1318720A
GB1318720A GB5412770A GB5412770A GB1318720A GB 1318720 A GB1318720 A GB 1318720A GB 5412770 A GB5412770 A GB 5412770A GB 5412770 A GB5412770 A GB 5412770A GB 1318720 A GB1318720 A GB 1318720A
Authority
GB
United Kingdom
Prior art keywords
nov
leads
diffraction grating
light beam
passes
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
GB5412770A
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.)
Calspan Corp
Original Assignee
Calspan Corp
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 Calspan Corp filed Critical Calspan Corp
Publication of GB1318720A publication Critical patent/GB1318720A/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
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1456—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals
    • G01N15/1459—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals the analysis being performed on a sample stream
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1429—Signal processing
    • G01N15/1433—Signal processing using image recognition
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1404—Handling flow, e.g. hydrodynamic focusing
    • G01N15/1409—Handling samples, e.g. injecting samples
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1434—Optical arrangements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/149—Optical investigation techniques, e.g. flow cytometry specially adapted for sorting particles, e.g. by their size or optical properties
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1434—Optical arrangements
    • G01N2015/1454—Optical arrangements using phase shift or interference, e.g. for improving contrast

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
GB5412770A 1969-11-18 1970-11-13 Apparatus for identifying particles according to their microstructure variations Expired GB1318720A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87772969A 1969-11-18 1969-11-18

Publications (1)

Publication Number Publication Date
GB1318720A true GB1318720A (en) 1973-05-31

Family

ID=25370595

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5412770A Expired GB1318720A (en) 1969-11-18 1970-11-13 Apparatus for identifying particles according to their microstructure variations

Country Status (10)

Country Link
BE (1) BE758948A (es)
CA (1) CA932551A (es)
CH (1) CH534354A (es)
DE (1) DE2056291A1 (es)
ES (1) ES385591A1 (es)
FR (1) FR2069514A5 (es)
GB (1) GB1318720A (es)
LU (1) LU62070A1 (es)
NL (1) NL7016704A (es)
SE (1) SE372416B (es)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000011449A1 (en) * 1998-08-21 2000-03-02 Union Biometrica, Inc. Instrument for selecting and depositing multicellular organisms and other large objects
EP1739402B1 (en) * 2004-04-23 2017-08-02 The Furukawa Electric Co., Ltd. Methods of separating, identifying and dispensing specimen and device therefor, and analyzing device method

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2535053B1 (fr) * 1982-10-22 1985-06-21 Saint Etienne Universite Appareil d'identification optique des proprietes multiparametriques individuelles de particules ou objets en flux continu
US4606636A (en) * 1983-10-25 1986-08-19 Universite De Saint-Etienne Optical apparatus for identifying the individual multiparametric properties of particles or bodies in a continuous flow
US5733507A (en) * 1995-06-07 1998-03-31 Inphocyte, Inc. Biological cell sample holder for use in infrared and/or Raman spectroscopy analysis holder
US5848977A (en) * 1996-02-16 1998-12-15 Inphocyte, Inc. Sample holder for cells
EP3861316B1 (en) * 2018-10-01 2023-08-30 Hewlett-Packard Development Company, L.P. Batch particle sorting

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000011449A1 (en) * 1998-08-21 2000-03-02 Union Biometrica, Inc. Instrument for selecting and depositing multicellular organisms and other large objects
US6657713B2 (en) 1998-08-21 2003-12-02 Union Biometrica, Inc. Instrument for selecting and depositing multicellular organisms and other large objects
EP1739402B1 (en) * 2004-04-23 2017-08-02 The Furukawa Electric Co., Ltd. Methods of separating, identifying and dispensing specimen and device therefor, and analyzing device method

Also Published As

Publication number Publication date
LU62070A1 (es) 1971-08-12
CA932551A (en) 1973-08-28
BE758948A (fr) 1971-05-13
SE372416B (es) 1974-12-23
DE2056291A1 (de) 1971-05-27
NL7016704A (es) 1971-05-21
FR2069514A5 (es) 1971-09-03
CH534354A (fr) 1973-02-28
ES385591A1 (es) 1973-03-16

Similar Documents

Publication Publication Date Title
US2875666A (en) Method of simultaneously counting red and white blood cells
DE3781855D1 (de) Mittel zum kalibrieren von durchflusszytometriegeraeten und anderen analysevorrichtungen.
GB1400640A (en) Blood analysis
GB1405902A (en) Method of and apparatus for measuring size and concentration of particles
GB2173004A (en) Biological microparticle inspection apparatus
EP0008874B1 (en) Method and apparatus for discriminating red blood cells from platelets
GB1525624A (en) Apparatus for measuring the concentration of suspended substances in a flowing liquid
GB1111630A (en) Apparatus for particle counting
GB1318720A (en) Apparatus for identifying particles according to their microstructure variations
GB1468292A (en) Level indicating apparatus for pcm transmitting system
GB1407764A (en) Optical analysis apparatus
Mason et al. A photoelectric raindrop spectrometer
GB1476793A (en) Nondestructively analysing biological cells using opto- electrical apparatus
GB1097082A (en) Particle counter
GB1157481A (en) System for the Analysis of Heterogenous Media.
JPS5544914A (en) Automatic blood corpuscle sorting apparatus
US3536898A (en) Detection device
SU1121602A1 (ru) Устройство дл измерени размеров и счетной концентрации аэрозольных частиц
GB1423021A (en) Methods and apparatuses for correcting coincidence count inaccuracies in a particle analyzer
SU851198A1 (ru) Аэрозольный фотоэлектрический анализатор
SU739376A1 (ru) Устройство дл измерени размеров и счетных концентраций аэрозольных частиц
GB1278784A (en) Improvements in the determination of the turbidity of liquids
SU763694A1 (ru) Телефотометр
SE322351B (es)
SU1124202A1 (ru) Способ определени дисперсного состава частиц в жидкост х,содержащих газовые пузырьки

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees