GB2290117B - Improvements relating to airlocks - Google Patents

Improvements relating to airlocks

Info

Publication number
GB2290117B
GB2290117B GB9511003A GB9511003A GB2290117B GB 2290117 B GB2290117 B GB 2290117B GB 9511003 A GB9511003 A GB 9511003A GB 9511003 A GB9511003 A GB 9511003A GB 2290117 B GB2290117 B GB 2290117B
Authority
GB
United Kingdom
Prior art keywords
airlocks
improvements relating
relating
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 - Fee Related
Application number
GB9511003A
Other versions
GB9511003D0 (en
GB2290117A (en
Inventor
Ian Ernest Tatham
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British American Tobacco Investments Ltd
Original Assignee
British American Tobacco Co Ltd
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
Priority claimed from GB9411501A external-priority patent/GB9411501D0/en
Application filed by British American Tobacco Co Ltd filed Critical British American Tobacco Co Ltd
Priority to GB9511003A priority Critical patent/GB2290117B/en
Publication of GB9511003D0 publication Critical patent/GB9511003D0/en
Publication of GB2290117A publication Critical patent/GB2290117A/en
Application granted granted Critical
Publication of GB2290117B publication Critical patent/GB2290117B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/008—Seals, locks, e.g. gas barriers or air curtains, for drying enclosures
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/39—Tobacco feeding devices
    • A24C5/392—Tobacco feeding devices feeding pneumatically
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
    • B65G53/34—Details
    • B65G53/40—Feeding or discharging devices
    • B65G53/46—Gates or sluices, e.g. rotary wheels
    • B65G53/4691—Gates or sluices, e.g. rotary wheels of air-lock type, i.e. at least two valves opening asynchronously
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/001—Handling, e.g. loading or unloading arrangements
    • F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing Of Cigar And Cigarette Tobacco (AREA)
GB9511003A 1994-06-09 1995-05-31 Improvements relating to airlocks Expired - Fee Related GB2290117B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9511003A GB2290117B (en) 1994-06-09 1995-05-31 Improvements relating to airlocks

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9411501A GB9411501D0 (en) 1994-06-09 1994-06-09 Improvements relating to airlocks
GB9511003A GB2290117B (en) 1994-06-09 1995-05-31 Improvements relating to airlocks

Publications (3)

Publication Number Publication Date
GB9511003D0 GB9511003D0 (en) 1995-07-26
GB2290117A GB2290117A (en) 1995-12-13
GB2290117B true GB2290117B (en) 1997-12-03

Family

ID=26305022

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9511003A Expired - Fee Related GB2290117B (en) 1994-06-09 1995-05-31 Improvements relating to airlocks

Country Status (1)

Country Link
GB (1) GB2290117B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19902424B4 (en) * 1999-01-22 2011-08-18 Henkel AG & Co. KGaA, 40589 Process for drying granules and apparatus for carrying out this process
CH711261A1 (en) * 2015-06-30 2016-12-30 Lehmann Markus Plant for the implementation of a continuous, multi-stage industrial process.

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4094075A (en) * 1977-03-21 1978-06-13 Caruso Peter M Systems for drying particulate material
GB2064021A (en) * 1979-08-28 1981-06-10 K B Engineering Co Reciprocating airlock valve
EP0054361A2 (en) * 1980-12-16 1982-06-23 Union Carbide Corporation Gas-solids separating device for rotary valve inlets
ZA828907B (en) * 1981-12-07 1983-09-28 Anglo Amer Corp South Africa Pneumatic conveyance systems
GB2122321A (en) * 1982-06-24 1984-01-11 Brown & Williamson Tobacco Pneumatic conveying tobacco drying apparatus
US5192188A (en) * 1989-12-22 1993-03-09 List Ag Lock for the loading and/or discharging of bulk materials

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4094075A (en) * 1977-03-21 1978-06-13 Caruso Peter M Systems for drying particulate material
GB2064021A (en) * 1979-08-28 1981-06-10 K B Engineering Co Reciprocating airlock valve
EP0054361A2 (en) * 1980-12-16 1982-06-23 Union Carbide Corporation Gas-solids separating device for rotary valve inlets
ZA828907B (en) * 1981-12-07 1983-09-28 Anglo Amer Corp South Africa Pneumatic conveyance systems
GB2122321A (en) * 1982-06-24 1984-01-11 Brown & Williamson Tobacco Pneumatic conveying tobacco drying apparatus
US5192188A (en) * 1989-12-22 1993-03-09 List Ag Lock for the loading and/or discharging of bulk materials

Also Published As

Publication number Publication date
GB9511003D0 (en) 1995-07-26
GB2290117A (en) 1995-12-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060531