ZA731781B - Process and apparatus for separating sand from botanical materials - Google Patents

Process and apparatus for separating sand from botanical materials

Info

Publication number
ZA731781B
ZA731781B ZA731781A ZA731781A ZA731781B ZA 731781 B ZA731781 B ZA 731781B ZA 731781 A ZA731781 A ZA 731781A ZA 731781 A ZA731781 A ZA 731781A ZA 731781 B ZA731781 B ZA 731781B
Authority
ZA
South Africa
Prior art keywords
botanical materials
separating sand
sand
separating
botanical
Prior art date
Application number
ZA731781A
Inventor
T Summers
Original Assignee
British American Tobacco Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by British American Tobacco Co filed Critical British American Tobacco Co
Publication of ZA731781B publication Critical patent/ZA731781B/en

Links

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
    • B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
    • B07B4/08—Separating solids from solids by subjecting their mixture to gas currents while the mixtures are supported by sieves, screens, or like mechanical elements
    • 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
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B4/00—Separating by pneumatic tables or by pneumatic jigs
    • B03B4/005—Separating by pneumatic tables or by pneumatic jigs the currents being pulsating, e.g. pneumatic jigs; combination of continuous and pulsating currents
    • 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
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B4/00—Separating by pneumatic tables or by pneumatic jigs
    • B03B4/02—Separating by pneumatic tables or by pneumatic jigs using swinging or shaking tables

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Combined Means For Separation Of Solids (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
ZA731781A 1972-03-21 1973-03-14 Process and apparatus for separating sand from botanical materials ZA731781B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00236693A US3842978A (en) 1972-03-21 1972-03-21 Process and apparatus for separating sand from botanical materials

Publications (1)

Publication Number Publication Date
ZA731781B true ZA731781B (en) 1973-12-19

Family

ID=22890563

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA731781A ZA731781B (en) 1972-03-21 1973-03-14 Process and apparatus for separating sand from botanical materials

Country Status (8)

Country Link
US (2) US3842978A (en)
AU (1) AU472451B2 (en)
BR (1) BR7208936D0 (en)
CA (1) CA962973A (en)
DE (1) DE2313847C3 (en)
FR (1) FR2176959B1 (en)
GB (1) GB1390686A (en)
ZA (1) ZA731781B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU502399B2 (en) * 1975-10-20 1979-07-26 Brown & Williamson Tobacco Corporation Separating particulate material
DE2654593C3 (en) * 1976-12-02 1980-08-07 Damin Mineralien Gmbh, 4630 Bochum Typesetting machine
US4216080A (en) * 1979-01-29 1980-08-05 Brown & Williamson Tobacco Corporation Method and apparatus for separating sand from botanical fines
US4280903A (en) * 1980-08-06 1981-07-28 Brown & Williamson Tobacco Corporation Apparatus for separating sand from botanical fines
US4646759A (en) * 1984-01-06 1987-03-03 Philip Morris Incorporated Vibrating trough tobacco separator and classifier
AU5274390A (en) * 1989-02-27 1990-10-09 Stripping Technologies Inc. Particle separation and classification mechanism
US5118409A (en) * 1989-06-28 1992-06-02 Sddm, Inc. Apparatus and method for improving density uniformity of a fluidized bed medium, and/or for improving material fluidized bed sorting
US5048693A (en) * 1989-06-28 1991-09-17 World Agrosearch, Ltd. Method and apparatus for sorting articles with small density differences utilizing a flotation stream
US5122262A (en) * 1990-01-12 1992-06-16 Summers Thomas W Separator screen with intermittent vacuum
US5263589A (en) * 1992-09-18 1993-11-23 Philip Morris Incorporated Method of recovering tobacco from stemmery discard
US5351832A (en) * 1993-03-29 1994-10-04 Stripping Technologies, Inc. Control system for cleaning systems
US5411142A (en) * 1993-03-29 1995-05-02 Abbott; Kenneth E. Air-flow control for particle cleaning systems
JPH10329136A (en) * 1997-05-28 1998-12-15 Kyowa Hakko Kogyo Co Ltd Method and apparatus for producing granules
AT513285B1 (en) * 2012-10-02 2014-03-15 Binder Co Ag Apparatus / method for classifying polydisperse feedstock
CN109717504B (en) * 2019-02-18 2023-09-05 云南中烟工业有限责任公司 Fluidized bed type pneumatic tobacco leaf sorting and cleaning device and tobacco leaf cleaning method thereof
CN112958449A (en) * 2021-01-25 2021-06-15 佛山市上霄云科技有限公司 Auxiliary device for efficiently screening and separating tea leaves and tea handles
WO2023087078A1 (en) * 2021-11-22 2023-05-25 New Amigos Pty Ltd Processes and apparatus for separating target material from particulate mixture

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2068783A (en) * 1932-09-29 1937-01-26 Carl A Wendell Apparatus for separating materials
FR782279A (en) * 1934-12-04 1935-06-01 Prep Ind Combustibles Filter bed dry washing table
US2678131A (en) * 1950-07-17 1954-05-11 Robert F Dore Dry concentrator
US2683685A (en) * 1951-07-28 1954-07-13 Standard Oil Dev Co Elutriation of finely divided solids
US2857050A (en) * 1955-01-20 1958-10-21 Dorr Oliver Inc Hydraulic classifier
US3027652A (en) * 1958-01-20 1962-04-03 George W Wallace Methods and means for simultaneously cleaning and drying finely divided mineral matter such as coal and the like
US3164548A (en) * 1961-06-15 1965-01-05 Imp Tobacco Co Ltd Tower type pneumatic separator
GB1016872A (en) * 1961-07-14 1966-01-12 Defibrator Ab Improvements in and relating to production of chips from cellulose and similar materials
US3406824A (en) * 1966-11-14 1968-10-22 Arthur R. Forsberg Stone and heavy grain discharge outlet for gravity separators
GB1246406A (en) * 1968-01-24 1971-09-15 Metallgesellschaft Ag Method of and apparatus for separating coarse and/or heavy particles from a mixture of granular solids with differing particle sizes and/or differing particle weights
US3610415A (en) * 1969-05-01 1971-10-05 Frankel Co Inc Method of dry separation of less dense metal particles from more dense metal particles and apparatus therefore
US3596765A (en) * 1969-10-31 1971-08-03 Leonel L Beudin Density separation apparatus

Also Published As

Publication number Publication date
DE2313847A1 (en) 1973-10-04
AU472451B2 (en) 1976-05-27
FR2176959A1 (en) 1973-11-02
BR7208936D0 (en) 1973-12-20
USRE29625E (en) 1978-05-09
AU5337873A (en) 1974-09-19
US3842978A (en) 1974-10-22
DE2313847C3 (en) 1978-06-08
CA962973A (en) 1975-02-18
GB1390686A (en) 1975-04-16
FR2176959B1 (en) 1977-12-30
DE2313847B2 (en) 1977-10-27

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