NL7801072A - MODUL FOR USE IN A PARTICLE EXAMINATION DEVICE. - Google Patents

MODUL FOR USE IN A PARTICLE EXAMINATION DEVICE.

Info

Publication number
NL7801072A
NL7801072A NL7801072A NL7801072A NL7801072A NL 7801072 A NL7801072 A NL 7801072A NL 7801072 A NL7801072 A NL 7801072A NL 7801072 A NL7801072 A NL 7801072A NL 7801072 A NL7801072 A NL 7801072A
Authority
NL
Netherlands
Prior art keywords
modul
examination device
particle examination
particle
examination
Prior art date
Application number
NL7801072A
Other languages
Dutch (nl)
Original Assignee
Coulter Electronics
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
Priority claimed from US05/768,864 external-priority patent/US4090128A/en
Application filed by Coulter Electronics filed Critical Coulter Electronics
Publication of NL7801072A publication Critical patent/NL7801072A/en

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
    • G01N15/1031—Investigating individual particles by measuring electrical or magnetic effects
    • G01N15/12—Investigating individual particles by measuring electrical or magnetic effects by observing changes in resistance or impedance across apertures when traversed by individual particles, e.g. by using the Coulter principle
    • G01N15/13—Details pertaining to apertures
    • 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
    • G01N15/1031—Investigating individual particles by measuring electrical or magnetic effects
    • G01N15/12—Investigating individual particles by measuring electrical or magnetic effects by observing changes in resistance or impedance across apertures when traversed by individual particles, e.g. by using the Coulter principle

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)
  • Investigating Or Analysing Biological Materials (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
NL7801072A 1977-02-15 1978-01-31 MODUL FOR USE IN A PARTICLE EXAMINATION DEVICE. NL7801072A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/768,864 US4090128A (en) 1977-02-15 1977-02-15 Aperture module for use in particle testing apparatus
US86837478A 1978-01-10 1978-01-10

Publications (1)

Publication Number Publication Date
NL7801072A true NL7801072A (en) 1978-08-17

Family

ID=27118096

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7801072A NL7801072A (en) 1977-02-15 1978-01-31 MODUL FOR USE IN A PARTICLE EXAMINATION DEVICE.

Country Status (11)

Country Link
JP (1) JPS53121695A (en)
AU (1) AU508072B2 (en)
CH (1) CH623931A5 (en)
DE (1) DE2806383A1 (en)
ES (1) ES466979A1 (en)
FR (1) FR2380549A1 (en)
GB (1) GB1597904A (en)
IL (1) IL53921A (en)
IT (1) IT1101790B (en)
NL (1) NL7801072A (en)
SE (1) SE7801123L (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9624096D0 (en) * 1996-11-20 1997-01-08 Microbial Systems Ltd Apparatus and method of use thereof
GB2337600B (en) * 1996-11-20 2000-08-16 Microbial Systems Ltd Particle sizing apparatus
US6418802B1 (en) * 1996-11-21 2002-07-16 Michael Anthony Wood Particle sizing apparatus and method of use thereof
SE0101597D0 (en) * 2001-05-09 2001-05-09 Astrazeneca Ab Apparatus and method of testing pressurized containers by non-invasive means

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3520316A (en) * 1963-12-12 1970-07-14 Bowles Eng Corp Pressure-to-pressure transducer
US3746976A (en) * 1971-04-07 1973-07-17 Coulter Electronics Self-cleaning aperture tube for coulter study apparatus
US3902115A (en) * 1973-09-26 1975-08-26 Coulter Electronics Self-cleaning aperture tube for coulter study apparatus and electrolyte supply system therefor
US4014611A (en) * 1975-04-30 1977-03-29 Coulter Electronics, Inc. Aperture module for use in particle testing apparatus

Also Published As

Publication number Publication date
AU508072B2 (en) 1980-03-06
DE2806383A1 (en) 1978-08-17
FR2380549B1 (en) 1983-07-08
FR2380549A1 (en) 1978-09-08
IL53921A0 (en) 1978-04-30
IT7848010A0 (en) 1978-02-10
IL53921A (en) 1979-12-30
ES466979A1 (en) 1979-08-16
IT1101790B (en) 1985-10-07
CH623931A5 (en) 1981-06-30
JPS53121695A (en) 1978-10-24
AU3286078A (en) 1979-08-09
GB1597904A (en) 1981-09-16
SE7801123L (en) 1978-08-16

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BV The patent application has lapsed