CH373625A - Method for sieving electrostatically chargeable substances, in particular plastic powders - Google Patents
Method for sieving electrostatically chargeable substances, in particular plastic powdersInfo
- Publication number
- CH373625A CH373625A CH7519559A CH7519559A CH373625A CH 373625 A CH373625 A CH 373625A CH 7519559 A CH7519559 A CH 7519559A CH 7519559 A CH7519559 A CH 7519559A CH 373625 A CH373625 A CH 373625A
- Authority
- CH
- Switzerland
- Prior art keywords
- sieving
- particular plastic
- plastic powders
- electrostatically chargeable
- substances
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Combined Means For Separation Of Solids (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH7519559A CH373625A (en) | 1959-07-01 | 1959-07-01 | Method for sieving electrostatically chargeable substances, in particular plastic powders |
GB22293/60A GB924046A (en) | 1959-07-01 | 1960-06-24 | Improvements in or relating to the screening of substances which have a tendency to become electrostatically charged |
US39257A US3161587A (en) | 1959-07-01 | 1960-06-28 | Sifting method |
ES0259328A ES259328A1 (en) | 1959-07-01 | 1960-06-30 | Sifting method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH7519559A CH373625A (en) | 1959-07-01 | 1959-07-01 | Method for sieving electrostatically chargeable substances, in particular plastic powders |
Publications (1)
Publication Number | Publication Date |
---|---|
CH373625A true CH373625A (en) | 1963-11-30 |
Family
ID=4533969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH7519559A CH373625A (en) | 1959-07-01 | 1959-07-01 | Method for sieving electrostatically chargeable substances, in particular plastic powders |
Country Status (4)
Country | Link |
---|---|
US (1) | US3161587A (en) |
CH (1) | CH373625A (en) |
ES (1) | ES259328A1 (en) |
GB (1) | GB924046A (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3341009A (en) * | 1964-09-11 | 1967-09-12 | Phillips Petroleum Co | Method and apparatus for separating fines adhering to pellets |
US3620368A (en) * | 1969-06-02 | 1971-11-16 | Dart Ind Inc | Classification of dry polymer beads |
US4013550A (en) * | 1975-07-22 | 1977-03-22 | United States Steel Corporation | Manufacture of thermoplastic resin beads |
US4989464A (en) * | 1989-07-25 | 1991-02-05 | W. R. Grace & Co.-Conn. | Method and apparatus for determining particle size distribution |
US5352390A (en) * | 1989-07-25 | 1994-10-04 | W. R. Grace & Co.-Conn. | Cementitious compositions containing shredded polystyrene aggregate |
US4957010A (en) * | 1989-07-25 | 1990-09-18 | W. R. Grace & Co.-Conn. | Method and apparatus for determining particle size distribution |
US11559828B2 (en) | 2020-02-07 | 2023-01-24 | Chad M. Johnson | Plant product extraction apparatus |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA522516A (en) * | 1956-03-13 | M. Burstlein Eugene | Process for screening fine moist materials | |
DE966422C (en) * | 1954-06-02 | 1957-08-01 | Emmericher Maschinenfabrik Von | Procedure for sorting seeds or fruits |
-
1959
- 1959-07-01 CH CH7519559A patent/CH373625A/en unknown
-
1960
- 1960-06-24 GB GB22293/60A patent/GB924046A/en not_active Expired
- 1960-06-28 US US39257A patent/US3161587A/en not_active Expired - Lifetime
- 1960-06-30 ES ES0259328A patent/ES259328A1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES259328A1 (en) | 1960-11-16 |
US3161587A (en) | 1964-12-15 |
GB924046A (en) | 1963-04-18 |
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