CA975057A - Non-diluting particle counter - Google Patents

Non-diluting particle counter

Info

Publication number: CA975057A
Authority: CA; Canada
Prior art keywords: particle counter; diluting; diluting particle; counter; particle
Prior art date: 1972-08-10
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 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.)

1972-08-10

Filing date

1973-08-02

Publication date

1975-09-23

1973-08-02 Application filed by Individual filed Critical Individual

1975-09-23 Application granted granted Critical

1975-09-23 Publication of CA975057A publication Critical patent/CA975057A/en

Status Expired legal-status Critical Current

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

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
GB1566000A (en) *	1975-12-23	1980-04-30	Coulter Electronics	Sample ejection systems
US4191512A (en) *	1977-08-29	1980-03-04	Varian Associates, Inc.	Apparatus and method for controlling pressure ratio in high vacuum vapor pumps
JPS6176863U (en) *	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
AU1258595A (en) *	1993-12-23	1995-07-10	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 (en) *	1967-01-06	1969-07-31	Medicor Muevek	Particle counting device
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 (en) *	1970-08-27	1972-03-02	Telefunken Patent	Device for classifying particles suspended in an examination liquid
US3683212A (en) *	1970-09-09	1972-08-08	Clevite Corp	Pulsed droplet ejecting system

1972
- 1972-08-10 US US279436A patent/US3859012A/en not_active Expired - Lifetime
1973
- 1973-08-02 GB GB3685373A patent/GB1388096A/en not_active Expired
- 1973-08-02 CH CH1121373A patent/CH573112A5/xx not_active IP Right Cessation
- 1973-08-02 JP JP8644173A patent/JPS5321676B2/ja not_active Expired
- 1973-08-02 DE DE2339213A patent/DE2339213C3/en not_active Expired
- 1973-08-02 NL NL7310684A patent/NL7310684A/xx not_active Application Discontinuation
- 1973-08-02 FR FR7328357A patent/FR2195788B1/fr not_active Expired
- 1973-08-02 CA CA178,025A patent/CA975057A/en not_active Expired
- 1973-08-02 IL IL42892A patent/IL42892A/en unknown
- 1973-08-02 ZA ZA00735285A patent/ZA735285B/en unknown
- 1973-08-08 IT IT51811/73A patent/IT990122B/en active
1977
- 1977-12-28 JP JP15758577A patent/JPS53111783A/en active Granted

Also Published As

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

Publication	Publication Date	Title
AU462348B2 (en)	1975-06-19	Saf-t-jet
AU467469B2 (en)	1975-12-04	Trifluoromethylmercaptoacetamindocephalosphorins
AU454372B2 (en)	1974-10-31	Childsafe actuator-overcap
AU469305B2 (en)	1976-02-12	Deipenylyl-alkanoylaminopyridine
CA1006598A (en)	1977-03-08	Particle counter
CA976236A (en)	1975-10-14	Particle counter having removable aperture
CA979209A (en)	1975-12-09	Particle dispenser
CA975057A (en)	1975-09-23	Non-diluting particle counter
CA979980A (en)	1975-12-16	Particle counter
AU470830B2 (en)	1976-04-01	Particle counting apparatus
AU468159B2 (en)	1976-01-08	5-aroyl-furans
AU466344B2 (en)	1975-10-23	Cycloalkyllactamimides
CA1007621A (en)	1977-03-29	Cascade counter
AU443963B2 (en)	1974-01-10	New nitroimidazolyl-triazolo-pyridazines
AU469111B2 (en)	1976-02-05	New 2-benzoyl-3-amino-pyridines
CA903883A (en)	1972-06-27	Particle counter
CA942630A (en)	1974-02-26	Multiple stop
AU468599B2 (en)	1976-01-15	15-oxasteroids
AU467526B2 (en)	1975-12-04	Pyronorifamycins
CA891950A (en)	1972-02-01	Counter top
CA895508A (en)	1972-03-14	Counter
CA902210A (en)	1972-06-06	Counter
AU479200B2 (en)	1974-12-19	Counters
CA849796A (en)	1970-08-25	Particle counter
CA983327A (en)	1976-02-10	Particle monitor