DE3229789C2 - Verfahren zur Bestimmung der spezifischen Oberfläche einer Probe aus pulverigem Material mittels eines Windsichters - Google Patents
Verfahren zur Bestimmung der spezifischen Oberfläche einer Probe aus pulverigem Material mittels eines WindsichtersInfo
- Publication number
- DE3229789C2 DE3229789C2 DE19823229789 DE3229789A DE3229789C2 DE 3229789 C2 DE3229789 C2 DE 3229789C2 DE 19823229789 DE19823229789 DE 19823229789 DE 3229789 A DE3229789 A DE 3229789A DE 3229789 C2 DE3229789 C2 DE 3229789C2
- Authority
- DE
- Germany
- Prior art keywords
- sample
- classifier
- specific surface
- surface area
- classification
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 7
- 239000000463 material Substances 0.000 title claims abstract description 4
- 238000000926 separation method Methods 0.000 claims description 12
- 239000008187 granular material Substances 0.000 abstract description 24
- 239000000843 powder Substances 0.000 abstract description 8
- 239000002245 particle Substances 0.000 description 7
- 238000003892 spreading Methods 0.000 description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005314 correlation function Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
- B07B7/08—Selective separation of solid materials carried by, or dispersed in, gas currents using centrifugal force
- B07B7/083—Selective separation of solid materials carried by, or dispersed in, gas currents using centrifugal force generated by rotating vanes, discs, drums, or brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
- B01D45/14—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by rotating vanes, discs, drums or brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
- B07B4/02—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
- B07B4/025—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall the material being slingered or fled out horizontally before falling, e.g. by dispersing elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
- B07B9/02—Combinations of similar or different apparatus for separating solids from solids using gas currents
-
- 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
- G01N15/02—Investigating particle size or size distribution
- G01N15/0272—Investigating particle size or size distribution with screening; with classification by filtering
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (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)
- Combined Means For Separation Of Solids (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12361281A JPS5826245A (ja) | 1981-08-07 | 1981-08-07 | 粉末度測定方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3229789A1 DE3229789A1 (de) | 1983-02-24 |
DE3229789C2 true DE3229789C2 (de) | 1987-05-07 |
Family
ID=14864903
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19823229789 Expired DE3229789C2 (de) | 1981-08-07 | 1982-08-06 | Verfahren zur Bestimmung der spezifischen Oberfläche einer Probe aus pulverigem Material mittels eines Windsichters |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS5826245A (fr) |
DE (1) | DE3229789C2 (fr) |
GB (1) | GB2103373B (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2138574B (en) * | 1983-04-11 | 1986-08-06 | Bestobell | Slurry particle size analysis |
CN104907252B (zh) * | 2015-06-10 | 2017-01-11 | 洛阳矿山机械工程设计研究院有限责任公司 | 一种选粉机转子的叶片更换方法 |
JP7358765B2 (ja) * | 2019-04-04 | 2023-10-11 | 株式会社サタケ | 製粉設備の監視システム |
-
1981
- 1981-08-07 JP JP12361281A patent/JPS5826245A/ja active Granted
-
1982
- 1982-08-05 GB GB08222583A patent/GB2103373B/en not_active Expired
- 1982-08-06 DE DE19823229789 patent/DE3229789C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2103373A (en) | 1983-02-16 |
JPH0140945B2 (fr) | 1989-09-01 |
GB2103373B (en) | 1985-05-09 |
DE3229789A1 (de) | 1983-02-24 |
JPS5826245A (ja) | 1983-02-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |