FR491509A - Improvements relating to water filtration - Google Patents

Improvements relating to water filtration

Info

Publication number
FR491509A
FR491509A FR491509A FR491509DA FR491509A FR 491509 A FR491509 A FR 491509A FR 491509 A FR491509 A FR 491509A FR 491509D A FR491509D A FR 491509DA FR 491509 A FR491509 A FR 491509A
Authority
FR
France
Prior art keywords
water filtration
improvements relating
relating
filtration
water
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
Application number
FR491509A
Other languages
French (fr)
Inventor
Franc Pullen Candy
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.)
FRANC PULLEN CANDY
Original Assignee
FRANC PULLEN CANDY
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 FRANC PULLEN CANDY filed Critical FRANC PULLEN CANDY
Application granted granted Critical
Publication of FR491509A publication Critical patent/FR491509A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
    • B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
    • B01D24/12—Downward filtration, the filtering material being supported by pervious surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/08—Regeneration of the filter
    • B01D2201/087—Regeneration of the filter using gas bubbles, e.g. air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4631—Counter-current flushing, e.g. by air
    • B01D24/4636—Counter-current flushing, e.g. by air with backwash shoes; with nozzles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
FR491509A 1917-10-11 1918-08-12 Improvements relating to water filtration Expired FR491509A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB491509X 1917-10-11

Publications (1)

Publication Number Publication Date
FR491509A true FR491509A (en) 1919-06-06

Family

ID=1527506

Family Applications (1)

Application Number Title Priority Date Filing Date
FR491509A Expired FR491509A (en) 1917-10-11 1918-08-12 Improvements relating to water filtration

Country Status (1)

Country Link
FR (1) FR491509A (en)

Similar Documents

Publication Publication Date Title
FR486090A (en) Improvements relating to water purification
FR491509A (en) Improvements relating to water filtration
FR488021A (en) Device for water softening
FR484382A (en) Water soluble lubricant
FR484930A (en) Improvements to water pipes
FR524953A (en) Improvements in means of water purification
FR515527A (en) Filter for the purification of air used to supply compressors, turbo-generators, etc.
FR494308A (en) Hot water installation
FR516514A (en) Improvements to water heaters
FR481744A (en) Grid for water purification
FR20357E (en) Improvements to the bottling of mineral waters
FR505659A (en) Improvements made to the separation of ores
FR488433A (en) Improvements to automatic water purifiers
FR504168A (en) Improvements in clothing
FI6603A (en) Bränslebesparande Järnplatta benämnd "Arenaplatta"
FI6851A (en) Rävsmaskin benämnd "Självlassare"
FR516453A (en) Condensation water trap
FR494400A (en) Removable water cooler
FR489712A (en) Improvements in ozonators
FR477448A (en) Water heater
FR471044A (en) Axial ballasting by water
CH75973A (en) Apparatus for the electrolysis of water
FR487500A (en) Evaporator-crystallizer for obtaining large crystals
FR492238A (en) Water heater
FR488674A (en) Machine for weaving the soles of espadrilles