AR204610A1 - APPARATUS FOR THE AUTOMATIC CORRECTION OF INACCURACIES IN THE COUNTING OF COINCIDENT PARTICLES IN A PARTICLE ANALYZER OF THE TYPE THAT HAS A SENSOR REGION - Google Patents

APPARATUS FOR THE AUTOMATIC CORRECTION OF INACCURACIES IN THE COUNTING OF COINCIDENT PARTICLES IN A PARTICLE ANALYZER OF THE TYPE THAT HAS A SENSOR REGION

Info

Publication number: AR204610A1
Authority: AR; Argentina
Prior art keywords: inaccuracies; counting; type; sensor region; automatic correction
Prior art date: 1972-03-27

Application number

AR247202A

Other languages

Spanish (es)

Original Assignee

Coulter W

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.)

1972-03-27

Filing date

1973-01-01

Publication date

1976-02-20

1972-09-26 Priority claimed from US05/292,421 external-priority patent/US3949197A/en

1973-01-01 Application filed by Coulter W filed Critical Coulter W

1976-02-20 Application granted granted Critical

1976-02-20 Publication of AR204610A1 publication Critical patent/AR204610A1/en

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
- G01N15/131—Details
- G01N15/132—Circuits
- 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
- G01N15/1425—Optical investigation techniques, e.g. flow cytometry using an analyser being characterised by its control arrangement
- G01N15/1427—Optical investigation techniques, e.g. flow cytometry using an analyser being characterised by its control arrangement with the synchronisation of components, a time gate for operation of components, or suppression of particle coincidences
- 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
- 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
- G01N2015/1024—Counting particles by non-optical means
- 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
- G01N2015/1029—Particle size
- 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
- G01N2015/1493—Particle size

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)

AR247202A 1972-03-27 1973-01-01 APPARATUS FOR THE AUTOMATIC CORRECTION OF INACCURACIES IN THE COUNTING OF COINCIDENT PARTICLES IN A PARTICLE ANALYZER OF THE TYPE THAT HAS A SENSOR REGION AR204610A1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US23807972A	1972-03-27	1972-03-27
US05/292,421 US3949197A (en)	1972-09-26	1972-09-26	Methods and apparatuses for correcting coincidence count errors in a particle analyzer having a sensing zone through which the particles flow

Publications (1)

Publication Number	Publication Date
AR204610A1 true AR204610A1 (en)	1976-02-20

Family

ID=26931325

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AR247202A AR204610A1 (en)	1972-03-27	1973-01-01	APPARATUS FOR THE AUTOMATIC CORRECTION OF INACCURACIES IN THE COUNTING OF COINCIDENT PARTICLES IN A PARTICLE ANALYZER OF THE TYPE THAT HAS A SENSOR REGION

Country Status (11)

Country	Link
JP (1)	JPS5625611B2 (en)
AR (1)	AR204610A1 (en)
BE (1)	BE797228A (en)
CH (1)	CH592303A5 (en)
DE (1)	DE2314578C2 (en)
FR (1)	FR2186135A5 (en)
GB (1)	GB1423021A (en)
IL (1)	IL41855A (en)
IT (1)	IT1032020B (en)
NL (1)	NL7304071A (en)
SE (1)	SE391583B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2317648A1 (en) *	1975-07-09	1977-02-04	Coulter W	Particle analyser of Coulter type - has coincidence error correction circuitry coupled to sensing zones and summing circuit
JPS5338101A (en) *	1976-09-20	1978-04-07	Shimizu Construction Co Ltd	Method of excavating inside of steel pipe pile
JPS5918511B2 (en) *	1981-04-13	1984-04-27	三井不動産建設株式会社	Cutting method using resonance
US6744245B2 (en) *	2001-07-27	2004-06-01	Coulter International Corp.	Particle count correction method and apparatus
CN114486689B (en) *	2022-04-15	2022-07-05	南京颐兰贝生物科技有限责任公司	Blood cell pulse counting error correction method and correction device

1973
- 1973-01-01 AR AR247202A patent/AR204610A1/en active
- 1973-03-23 CH CH423873A patent/CH592303A5/xx not_active IP Right Cessation
- 1973-03-23 JP JP3341173A patent/JPS5625611B2/ja not_active Expired
- 1973-03-23 IL IL41855A patent/IL41855A/en unknown
- 1973-03-23 SE SE7304123A patent/SE391583B/en unknown
- 1973-03-23 FR FR7310505A patent/FR2186135A5/fr not_active Expired
- 1973-03-23 GB GB1424273A patent/GB1423021A/en not_active Expired
- 1973-03-23 BE BE797228A patent/BE797228A/en unknown
- 1973-03-23 NL NL7304071A patent/NL7304071A/xx not_active Application Discontinuation
- 1973-03-23 DE DE2314578A patent/DE2314578C2/en not_active Expired
- 1973-03-23 IT IT43995/73A patent/IT1032020B/en active

Also Published As

Publication number	Publication date
GB1423021A (en)	1976-01-28
AU5373673A (en)	1974-09-26
CH592303A5 (en)	1977-10-31
SE391583B (en)	1977-02-21
FR2186135A5 (en)	1974-01-04
DE2314578A1 (en)	1973-10-11
IL41855A0 (en)	1973-05-31
JPS499282A (en)	1974-01-26
NL7304071A (en)	1973-10-01
JPS5625611B2 (en)	1981-06-13
IL41855A (en)	1977-05-31
DE2314578C2 (en)	1983-07-14
BE797228A (en)	1973-07-16
IT1032020B (en)	1979-05-30

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