Classifications

• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F11/00—Treatment of sludge; Devices therefor
  • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
  • C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
  • C02F11/123—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01D—SEPARATION
  • B01D33/00—Filters with filtering elements which move during the filtering operation
  • B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
  • B01D33/042—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering whereby the filtration and squeezing-out take place between at least two filtering bands
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01D—SEPARATION
  • B01D33/00—Filters with filtering elements which move during the filtering operation
  • B01D33/44—Regenerating the filter material in the filter
  • B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
  • B01D33/463—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element nozzles
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B30—PRESSES
  • B30B—PRESSES IN GENERAL
  • B30B9/00—Presses specially adapted for particular purposes
  • B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
  • B30B9/24—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using an endless pressing band
  • B30B9/243—The squeezing-out being performed in several stages
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B30—PRESSES
  • B30B—PRESSES IN GENERAL
  • B30B9/00—Presses specially adapted for particular purposes
  • B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
  • B30B9/24—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using an endless pressing band
  • B30B9/246—The material being conveyed around a drum between pressing bands

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Chemical & Material Sciences (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Life Sciences & Earth Sciences (AREA)
• Hydrology & Water Resources (AREA)
• Environmental & Geological Engineering (AREA)
• Water Supply & Treatment (AREA)
• Organic Chemistry (AREA)
• Treatment Of Sludge (AREA)
• Filtration Of Liquid (AREA)
• Drying Of Solid Materials (AREA)

Applications Claiming Priority (4)

Publications (3)

Family

ID=25765306

Family Applications (1)

Country Status (12)

Families Citing this family (13)

• 1973
  • 1973-06-13 DE DE2330029A patent/DE2330029C3/de not_active Expired
  • 1973-07-03 DE DE19732333680 patent/DE2333680A1/de active Pending
• 1974
  • 1974-02-05 AT AT90374A patent/AT336642B/de not_active IP Right Cessation
  • 1974-06-10 CH CH788574A patent/CH582113A5/xx not_active IP Right Cessation
  • 1974-06-11 FR FR7420068A patent/FR2233287B1/fr not_active Expired
  • 1974-06-11 DK DK310974A patent/DK310974A/da unknown
  • 1974-06-12 FI FI1803/74A patent/FI62000C/fi active
  • 1974-06-12 NL NL7407831A patent/NL7407831A/xx not_active Application Discontinuation
  • 1974-06-12 CA CA74202311A patent/CA1048854A/en not_active Expired
  • 1974-06-12 NO NO742134A patent/NO140286C/no unknown
  • 1974-06-12 GB GB26024/74A patent/GB1479318A/en not_active Expired
  • 1974-06-12 SE SE7407741A patent/SE7407741L/xx unknown
  • 1974-06-13 BE BE145406A patent/BE816310A/xx unknown

Also Published As

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