FR2500629A1 - Centrigraphe ou analyseur granulometrique centrifuge suivant un procede de variation simultanee de la vitesse de rotation et de la distance de mesure par rapport a l'axe du disque centrifuge en fonction du temps - Google Patents
Centrigraphe ou analyseur granulometrique centrifuge suivant un procede de variation simultanee de la vitesse de rotation et de la distance de mesure par rapport a l'axe du disque centrifuge en fonction du temps Download PDFInfo
- Publication number
- FR2500629A1 FR2500629A1 FR8114280A FR8114280A FR2500629A1 FR 2500629 A1 FR2500629 A1 FR 2500629A1 FR 8114280 A FR8114280 A FR 8114280A FR 8114280 A FR8114280 A FR 8114280A FR 2500629 A1 FR2500629 A1 FR 2500629A1
- Authority
- FR
- France
- Prior art keywords
- time
- axis
- disc
- centrifugal
- granulometric analysis
- 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
- 238000004458 analytical method Methods 0.000 title claims abstract description 11
- 230000007423 decrease Effects 0.000 title claims abstract description 6
- 238000005259 measurement Methods 0.000 title description 7
- 230000001105 regulatory effect Effects 0.000 claims abstract 2
- 238000005119 centrifugation Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 239000002245 particle Substances 0.000 abstract description 18
- 239000000725 suspension Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000003921 particle size analysis Methods 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000005499 meniscus Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 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
- G01N15/04—Investigating sedimentation of particle suspensions
- G01N15/042—Investigating sedimentation of particle suspensions by centrifuging and investigating centrifugates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B13/00—Control arrangements specially designed for centrifuges; Programme control of centrifuges
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)
- Analysing Materials By The Use Of Radiation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8114280A FR2500629A1 (fr) | 1981-07-22 | 1981-07-22 | Centrigraphe ou analyseur granulometrique centrifuge suivant un procede de variation simultanee de la vitesse de rotation et de la distance de mesure par rapport a l'axe du disque centrifuge en fonction du temps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8114280A FR2500629A1 (fr) | 1981-07-22 | 1981-07-22 | Centrigraphe ou analyseur granulometrique centrifuge suivant un procede de variation simultanee de la vitesse de rotation et de la distance de mesure par rapport a l'axe du disque centrifuge en fonction du temps |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2500629A1 true FR2500629A1 (fr) | 1982-08-27 |
| FR2500629B1 FR2500629B1 (show.php) | 1984-03-09 |
Family
ID=9260767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8114280A Granted FR2500629A1 (fr) | 1981-07-22 | 1981-07-22 | Centrigraphe ou analyseur granulometrique centrifuge suivant un procede de variation simultanee de la vitesse de rotation et de la distance de mesure par rapport a l'axe du disque centrifuge en fonction du temps |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2500629A1 (show.php) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2556836A1 (fr) * | 1983-12-19 | 1985-06-21 | Jauffret Sa | Procede et dispositifs de separation fractionnee et d'analyse granulometrique de particules en suspension dans un liquide |
| EP0447060A3 (en) * | 1990-03-12 | 1992-07-01 | Beckman Instruments, Inc. | Optimal centrifugal separation |
| US5171206A (en) * | 1990-03-12 | 1992-12-15 | Beckman Instruments, Inc. | Optimal centrifugal separation |
| EP1808687A3 (en) * | 2002-07-24 | 2014-06-18 | Wyatt Technology Corporation | Absolute measurement centrifuge |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3679367A (en) * | 1970-09-14 | 1972-07-25 | Technicon Instr | Apparatus for determining the pack volume of particulates in liquid mixtures |
| US4055076A (en) * | 1975-03-21 | 1977-10-25 | Michele Tropea | Centrifugal granulometer |
| GB1533587A (en) * | 1976-05-12 | 1978-11-29 | Groves M | Method of determining particle size |
-
1981
- 1981-07-22 FR FR8114280A patent/FR2500629A1/fr active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3679367A (en) * | 1970-09-14 | 1972-07-25 | Technicon Instr | Apparatus for determining the pack volume of particulates in liquid mixtures |
| US4055076A (en) * | 1975-03-21 | 1977-10-25 | Michele Tropea | Centrifugal granulometer |
| GB1533587A (en) * | 1976-05-12 | 1978-11-29 | Groves M | Method of determining particle size |
Non-Patent Citations (1)
| Title |
|---|
| T. ALLEN: 'PARTICLE SIZE MEASUREMENT', 1975, Chapman & Hall, LONDRES (GB), Chapitre 12 'Centrifugal methods', pages 265 - 300 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2556836A1 (fr) * | 1983-12-19 | 1985-06-21 | Jauffret Sa | Procede et dispositifs de separation fractionnee et d'analyse granulometrique de particules en suspension dans un liquide |
| EP0447060A3 (en) * | 1990-03-12 | 1992-07-01 | Beckman Instruments, Inc. | Optimal centrifugal separation |
| US5171206A (en) * | 1990-03-12 | 1992-12-15 | Beckman Instruments, Inc. | Optimal centrifugal separation |
| EP1808687A3 (en) * | 2002-07-24 | 2014-06-18 | Wyatt Technology Corporation | Absolute measurement centrifuge |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2500629B1 (show.php) | 1984-03-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |