EP0472930A3 - Pneumatic classifier, preferably a vertical one - Google Patents
Pneumatic classifier, preferably a vertical one Download PDFInfo
- Publication number
- EP0472930A3 EP0472930A3 EP19910112707 EP91112707A EP0472930A3 EP 0472930 A3 EP0472930 A3 EP 0472930A3 EP 19910112707 EP19910112707 EP 19910112707 EP 91112707 A EP91112707 A EP 91112707A EP 0472930 A3 EP0472930 A3 EP 0472930A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- connecting piece
- outlet connecting
- classifying
- outlet
- cover plate
- 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
- 238000011156 evaluation Methods 0.000 abstract 1
- 238000007654 immersion Methods 0.000 abstract 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
- 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
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/06—Feeding or discharging arrangements
Landscapes
- Combined Means For Separation Of Solids (AREA)
- Separating Particles In Gases By Inertia (AREA)
- Centrifugal Separators (AREA)
- Confectionery (AREA)
- Steroid Compounds (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
Abstract
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4024440A DE4024440A1 (en) | 1990-08-01 | 1990-08-01 | Vertical winnowing machine impeller with curved vanes - has step formed between impeller outlet duct and outlet chamber |
DE4024440 | 1990-08-01 | ||
DE4025247A DE4025247A1 (en) | 1990-08-09 | 1990-08-09 | Turbine-type air sifter - has lower end plate of rotor dished so that distance between end plates increases towards centre |
DE4025247 | 1990-08-09 | ||
US07/900,310 US5244481A (en) | 1990-08-01 | 1992-06-18 | Preferably vertical air separator |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0472930A2 EP0472930A2 (en) | 1992-03-04 |
EP0472930A3 true EP0472930A3 (en) | 1992-10-21 |
EP0472930B1 EP0472930B1 (en) | 1996-10-16 |
Family
ID=27201521
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP91112707A Expired - Lifetime EP0472930B1 (en) | 1990-08-01 | 1991-07-29 | Pneumatic classifier, preferably a vertical one |
Country Status (6)
Country | Link |
---|---|
US (1) | US5252110A (en) |
EP (1) | EP0472930B1 (en) |
JP (1) | JP3326188B2 (en) |
AT (1) | ATE144169T1 (en) |
DE (1) | DE59108284D1 (en) |
ES (1) | ES2093052T3 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101616742B (en) * | 2006-10-16 | 2013-08-21 | 耐驰-康多克斯研磨技术有限责任公司 | Method for producing very fine particles and jet mill therefor and wind separator and operating method thereof |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4423815C2 (en) * | 1994-07-06 | 1996-09-26 | Loesche Gmbh | Mill classifier |
CN1054318C (en) * | 1994-11-23 | 2000-07-12 | 李俊治 | Air-flow grading machine |
DE102006017472A1 (en) * | 2006-04-13 | 2007-10-18 | Nied, Roland, Dr. Ing. | Method for producing finest particles by means of a jet mill |
DE102006023193A1 (en) * | 2006-05-17 | 2007-11-22 | Nied, Roland, Dr.-Ing. | Method for producing finest particles by means of a jet mill |
DE102006048850A1 (en) * | 2006-10-16 | 2008-04-17 | Evonik Degussa Gmbh | Amorphous submicron particles |
DE102006048865A1 (en) * | 2006-10-16 | 2008-04-17 | Roland Dr. Nied | Process for the production of finest particles and jet mill therefor and air classifier and operating method thereof |
DE102007052269A1 (en) | 2007-11-02 | 2009-05-07 | Evonik Degussa Gmbh | Precipitated silicic acids for storage-stable RTV-1 silicone rubber formulations without stabilizer |
PL2218703T3 (en) | 2009-02-13 | 2013-10-31 | Evonik Degussa Gmbh | A thermal insulation material comprising precipitated silica |
DE102009045116A1 (en) | 2009-09-29 | 2011-03-31 | Evonik Degussa Gmbh | Niederdruckvermahlungsverfahren |
DE102017209874A1 (en) | 2017-06-12 | 2018-12-13 | Evonik Degussa Gmbh | Process for the preparation of wax-coated silica |
CN110479593A (en) * | 2019-09-05 | 2019-11-22 | 贵州省机电研究设计院 | A kind of tea-leaf wind selection equipment |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2968401A (en) * | 1956-09-05 | 1961-01-17 | American Marietta Co | Air classifier |
US3237766A (en) * | 1960-10-21 | 1966-03-01 | Ass Portland Cement | Mechanical air classifier |
GB1075005A (en) * | 1964-12-11 | 1967-07-05 | Ass Portland Cement | Improvements in or relating to centrifugal air classifiers |
DE1507706A1 (en) * | 1966-01-11 | 1969-07-17 | Isler Dipl Ing Walter | Spreader sifter with circulating air fan |
EP0159766A2 (en) * | 1984-03-13 | 1985-10-30 | Hosokawa Micron International Inc. | Particulate classifying apparatus |
EP0195240A2 (en) * | 1985-03-13 | 1986-09-24 | Alpine Aktiengesellschaft | Pneumatic classifier with a wear-resisting classifying rotor |
DE3638915A1 (en) * | 1985-12-31 | 1987-07-02 | Thaelmann Schwermaschbau Veb | Centrifugal air classifier |
DE3814458A1 (en) * | 1988-04-28 | 1989-11-09 | Krupp Polysius Ag | Air separator |
EP0369399A2 (en) * | 1988-11-17 | 1990-05-23 | Roland Dr.-Ing. Nied | Wind sifter |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US978450A (en) * | 1909-10-12 | 1910-12-13 | Jacobus J Homans | Apparatus for separating scum and precipitates from sugar-juice. |
US1847648A (en) * | 1929-05-20 | 1932-03-01 | Harkom John Frederick | Foam breaker |
US2478466A (en) * | 1946-01-23 | 1949-08-09 | Francis J Dohrer | Air cleaner |
US4198218A (en) * | 1979-03-23 | 1980-04-15 | Kobe, Inc. | Gas separation apparatus |
DE3712136C1 (en) * | 1987-04-10 | 1988-08-04 | Omya Gmbh | Centrifugal classifier |
FR2625925B1 (en) * | 1988-01-18 | 1991-11-15 | Onoda Cement Co Ltd | POWDER SORTING DEVICE |
-
1991
- 1991-07-26 US US07/736,209 patent/US5252110A/en not_active Expired - Lifetime
- 1991-07-29 EP EP91112707A patent/EP0472930B1/en not_active Expired - Lifetime
- 1991-07-29 AT AT91112707T patent/ATE144169T1/en not_active IP Right Cessation
- 1991-07-29 ES ES91112707T patent/ES2093052T3/en not_active Expired - Lifetime
- 1991-07-29 DE DE59108284T patent/DE59108284D1/en not_active Expired - Lifetime
- 1991-07-31 JP JP19185091A patent/JP3326188B2/en not_active Expired - Fee Related
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2968401A (en) * | 1956-09-05 | 1961-01-17 | American Marietta Co | Air classifier |
US3237766A (en) * | 1960-10-21 | 1966-03-01 | Ass Portland Cement | Mechanical air classifier |
GB1075005A (en) * | 1964-12-11 | 1967-07-05 | Ass Portland Cement | Improvements in or relating to centrifugal air classifiers |
DE1507706A1 (en) * | 1966-01-11 | 1969-07-17 | Isler Dipl Ing Walter | Spreader sifter with circulating air fan |
EP0159766A2 (en) * | 1984-03-13 | 1985-10-30 | Hosokawa Micron International Inc. | Particulate classifying apparatus |
EP0195240A2 (en) * | 1985-03-13 | 1986-09-24 | Alpine Aktiengesellschaft | Pneumatic classifier with a wear-resisting classifying rotor |
DE3638915A1 (en) * | 1985-12-31 | 1987-07-02 | Thaelmann Schwermaschbau Veb | Centrifugal air classifier |
DE3814458A1 (en) * | 1988-04-28 | 1989-11-09 | Krupp Polysius Ag | Air separator |
EP0369399A2 (en) * | 1988-11-17 | 1990-05-23 | Roland Dr.-Ing. Nied | Wind sifter |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101616742B (en) * | 2006-10-16 | 2013-08-21 | 耐驰-康多克斯研磨技术有限责任公司 | Method for producing very fine particles and jet mill therefor and wind separator and operating method thereof |
Also Published As
Publication number | Publication date |
---|---|
JP3326188B2 (en) | 2002-09-17 |
DE59108284D1 (en) | 1996-11-21 |
ATE144169T1 (en) | 1996-11-15 |
US5252110A (en) | 1993-10-12 |
EP0472930B1 (en) | 1996-10-16 |
JPH04227092A (en) | 1992-08-17 |
EP0472930A2 (en) | 1992-03-04 |
ES2093052T3 (en) | 1996-12-16 |
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