FR2439992A1 - Dispositif d'introduction de particules dans un analyseur des poussieres contenues dans un milieu gazeux - Google Patents
Dispositif d'introduction de particules dans un analyseur des poussieres contenues dans un milieu gazeuxInfo
- Publication number
- FR2439992A1 FR2439992A1 FR7830618A FR7830618A FR2439992A1 FR 2439992 A1 FR2439992 A1 FR 2439992A1 FR 7830618 A FR7830618 A FR 7830618A FR 7830618 A FR7830618 A FR 7830618A FR 2439992 A1 FR2439992 A1 FR 2439992A1
- Authority
- FR
- France
- Prior art keywords
- cuvette
- analyser
- particle
- horizontal
- transparent cover
- 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.)
- Granted
Links
- 239000002245 particle Substances 0.000 title abstract 3
- 238000000576 coating method Methods 0.000 title abstract 2
- 239000011248 coating agent Substances 0.000 abstract 1
- 239000000428 dust Substances 0.000 abstract 1
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
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/0606—Investigating concentration of particle suspensions by collecting particles on a support
- G01N15/0612—Optical scan of the deposits
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
-
- 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
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N2001/2893—Preparing calibration standards
-
- 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
- G01N2015/0096—Investigating consistence of powders, dustability, dustiness
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)
- Optical Measuring Cells (AREA)
Abstract
L'INVENTION CONCERNE LES APPAREILS DE MESURE. LE DISPOSITIF FAISANT L'OBJET DE L'INVENTION EST CARACTERISE EN CE QUE DANS LA PAROI DE LA CUVETTE 2 EST REALISE UN CONDUIT DE GUIDAGE DEBOUCHANT 9, TANDIS QUE DANS LE FOND DE LA CUVETTE 2 EST MENAGEE UNE AUGE, GOULOTTE OU ANALOGUE HORIZONTALE 12 CONSTITUANT UN PROLONGEMENT DU CONDUIT DE GUIDAGE DEBOUCHANT ET INTERSECTANT LE CONDUIT D'AMENEE VERTICAL 4, ET EN CE QUE LE DISPOSITIF LUI-MEME COMPORTE UNE SOURCE 11 DE MILIEU OU FLUIDE GAZEUX PUR DESTINEE A ALIMENTER LEDIT CONDUIT DE GUIDAGE DEBOUCHANT EN MILIEU OU FLUIDE GAZEUX PUR SOUS PRESSION, ET COMMUNIQUANT AVEC CE CONDUIT. L'INVENTION PEUT ETRE UTILISEE NOTAMMENT POUR DETERMINER LES ERREURS PROPRES DE COMPTAGE DES PARTICULES PAR LES ANALYSEURS DES POUSSIERES CONTENUES DANS L'AIR.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7830618A FR2439992A1 (fr) | 1978-10-27 | 1978-10-27 | Dispositif d'introduction de particules dans un analyseur des poussieres contenues dans un milieu gazeux |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7830618A FR2439992A1 (fr) | 1978-10-27 | 1978-10-27 | Dispositif d'introduction de particules dans un analyseur des poussieres contenues dans un milieu gazeux |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2439992A1 true FR2439992A1 (fr) | 1980-05-23 |
FR2439992B1 FR2439992B1 (fr) | 1981-05-08 |
Family
ID=9214246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7830618A Granted FR2439992A1 (fr) | 1978-10-27 | 1978-10-27 | Dispositif d'introduction de particules dans un analyseur des poussieres contenues dans un milieu gazeux |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2439992A1 (fr) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3495439A (en) * | 1966-04-06 | 1970-02-17 | Ernest K Von Brand | Analytical apparatus and method for instantaneously recording and reading contaminants in fluent materials |
DE2521236A1 (de) * | 1975-05-10 | 1976-11-18 | Geb Kuhl Hildegard Dr Goehde | Einrichtung zum zaehlen und messen von in einer fluessigkeit suspendierten teilchen |
FR2325923A1 (fr) * | 1975-09-27 | 1977-04-22 | Strahlen Umweltforsch Gmbh | Dispositif pour le comptage et la classification de particules |
-
1978
- 1978-10-27 FR FR7830618A patent/FR2439992A1/fr active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3495439A (en) * | 1966-04-06 | 1970-02-17 | Ernest K Von Brand | Analytical apparatus and method for instantaneously recording and reading contaminants in fluent materials |
DE2521236A1 (de) * | 1975-05-10 | 1976-11-18 | Geb Kuhl Hildegard Dr Goehde | Einrichtung zum zaehlen und messen von in einer fluessigkeit suspendierten teilchen |
FR2325923A1 (fr) * | 1975-09-27 | 1977-04-22 | Strahlen Umweltforsch Gmbh | Dispositif pour le comptage et la classification de particules |
Non-Patent Citations (1)
Title |
---|
EXBK/75 * |
Also Published As
Publication number | Publication date |
---|---|
FR2439992B1 (fr) | 1981-05-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |