CA975057A - Non-diluting particle counter - Google Patents

Non-diluting particle counter

Info

Publication number
CA975057A
CA975057A CA178,025A CA178025A CA975057A CA 975057 A CA975057 A CA 975057A CA 178025 A CA178025 A CA 178025A CA 975057 A CA975057 A CA 975057A
Authority
CA
Canada
Prior art keywords
particle counter
diluting
diluting particle
counter
particle
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
CA178,025A
Other languages
English (en)
Other versions
CA178025S (en
Inventor
Walter R. Hogg
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA975057A publication Critical patent/CA975057A/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
    • G01N15/1031—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)
  • Sampling And Sample Adjustment (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
CA178,025A 1972-08-10 1973-08-02 Non-diluting particle counter Expired CA975057A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US279436A US3859012A (en) 1972-08-10 1972-08-10 Fluid ejecting mechanism

Publications (1)

Publication Number Publication Date
CA975057A true CA975057A (en) 1975-09-23

Family

ID=23068968

Family Applications (1)

Application Number Title Priority Date Filing Date
CA178,025A Expired CA975057A (en) 1972-08-10 1973-08-02 Non-diluting particle counter

Country Status (11)

Country Link
US (1) US3859012A (de)
JP (2) JPS5321676B2 (de)
CA (1) CA975057A (de)
CH (1) CH573112A5 (de)
DE (1) DE2339213C3 (de)
FR (1) FR2195788B1 (de)
GB (1) GB1388096A (de)
IL (1) IL42892A (de)
IT (1) IT990122B (de)
NL (1) NL7310684A (de)
ZA (1) ZA735285B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3939409A (en) * 1974-08-01 1976-02-17 Coulter Electronics, Inc. Particle study device and sample metering means used therein
DE2658279A1 (de) * 1975-12-23 1977-07-07 Coulter Electronics Probenausstossvorrichtung fuer teilchenuntersuchungsgeraete
US4191512A (en) * 1977-08-29 1980-03-04 Varian Associates, Inc. Apparatus and method for controlling pressure ratio in high vacuum vapor pumps
JPS6176863U (de) * 1984-10-25 1986-05-23
US5402062A (en) * 1993-12-23 1995-03-28 Abbott Laboratories Mechanical capture of count wafer for particle analysis
US5432992A (en) * 1993-12-23 1995-07-18 Abbott Laboratories Method of making count probe with removable count wafer
WO1995017659A1 (en) * 1993-12-23 1995-06-29 Abbott Laboratories Method of making a stress relieved count probe

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US91023A (en) * 1869-06-08 Improvement in water-elevators
US3150592A (en) * 1962-08-17 1964-09-29 Charles L Stec Piezoelectric pump
US3087438A (en) * 1960-10-26 1963-04-30 Mecislaus J Ciesielski Heat pump
US3139760A (en) * 1960-11-25 1964-07-07 Pure Oil Co Variable-stroke drive mechanism
US3165692A (en) * 1961-05-15 1965-01-12 Technicon Instr Continuously operable apparatus and method for counting particles in successive portions of a flowing fluid stream
US3115280A (en) * 1961-06-07 1963-12-24 Little Inc A Device for continuous delivery of metered amounts of liquid
US3270672A (en) * 1963-12-23 1966-09-06 Union Oil Co Pump apparatus
CH476300A (de) * 1967-01-06 1969-07-31 Medicor Muevek Teilchenzähleinrichtung
US3511583A (en) * 1968-09-24 1970-05-12 Gen Motors Corp Magnetic fluid actuating pump
US3520641A (en) * 1968-11-13 1970-07-14 Acf Ind Inc Piezoelectric pump
US3598506A (en) * 1969-04-23 1971-08-10 Physics Int Co Electrostrictive actuator
US3657930A (en) * 1969-06-24 1972-04-25 Bendix Corp Piezoelectric crystal operated pump to supply fluid pressure to hydrostatically support inner bearings of a gyroscope
US3677444A (en) * 1970-03-06 1972-07-18 Estin Hans H Micropump
DE2042474A1 (de) * 1970-08-27 1972-03-02 Telefunken Patent Vorrichtung zum Klassieren von m einer Untersuchungsflussigkeit suspen dierten Partikeln
US3683212A (en) * 1970-09-09 1972-08-08 Clevite Corp Pulsed droplet ejecting system

Also Published As

Publication number Publication date
ZA735285B (en) 1975-03-26
JPS53111783A (en) 1978-09-29
DE2339213A1 (de) 1974-02-21
IT990122B (it) 1975-06-20
JPS5321676B2 (de) 1978-07-04
FR2195788B1 (de) 1976-11-12
JPS5621088B2 (de) 1981-05-18
GB1388096A (en) 1975-03-19
DE2339213C3 (de) 1981-06-25
IL42892A (en) 1976-03-31
FR2195788A1 (de) 1974-03-08
NL7310684A (de) 1974-02-12
IL42892A0 (en) 1973-11-28
US3859012A (en) 1975-01-07
JPS4960284A (de) 1974-06-11
DE2339213B2 (de) 1980-07-17
AU5886173A (en) 1975-02-06
CH573112A5 (de) 1976-02-27

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