ZA813126B - Triangular cross-section drainage pipe - Google Patents

Triangular cross-section drainage pipe

Info

Publication number
ZA813126B
ZA813126B ZA00813126A ZA813126A ZA813126B ZA 813126 B ZA813126 B ZA 813126B ZA 00813126 A ZA00813126 A ZA 00813126A ZA 813126 A ZA813126 A ZA 813126A ZA 813126 B ZA813126 B ZA 813126B
Authority
ZA
South Africa
Prior art keywords
triangular cross
drainpipe
drainage pipe
section drainage
grooves
Prior art date
Application number
ZA00813126A
Other languages
English (en)
Inventor
Tylmann Josef
Josef Tylmann
Original Assignee
Sulzer Ag
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 Sulzer Ag filed Critical Sulzer Ag
Publication of ZA813126B publication Critical patent/ZA813126B/xx

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
    • B01D24/46—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
    • 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
    • B01D24/14—Downward filtration, the container having distribution or collection headers or pervious conduits
    • 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
    • B01D24/20—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 provided in an open container
    • B01D24/24—Downward filtration, the container having distribution or collection headers or pervious conduits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/04—Supports for the filtering elements
    • B01D2201/0415—Details of supporting structures

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • Sink And Installation For Waste Water (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
ZA00813126A 1980-05-12 1981-05-11 Triangular cross-section drainage pipe ZA813126B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH369580A CH645815A5 (de) 1980-05-12 1980-05-12 Rueckspuelbare drainagerohr-filteranlage.

Publications (1)

Publication Number Publication Date
ZA813126B true ZA813126B (en) 1982-12-29

Family

ID=4261544

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00813126A ZA813126B (en) 1980-05-12 1981-05-11 Triangular cross-section drainage pipe

Country Status (7)

Country Link
US (1) US4370230A (xx)
EP (1) EP0040257B1 (xx)
JP (1) JPS577209A (xx)
AT (1) ATE4673T1 (xx)
CH (1) CH645815A5 (xx)
DE (1) DE3064906D1 (xx)
ZA (1) ZA813126B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH668559A5 (de) * 1986-02-11 1989-01-13 Sulzer Ag Drainagerohr in einer rueckspuelbaren drainagerohr-filteranlage.
GB2343173B (en) * 1997-07-15 2002-01-09 Komatsu Mfg Co Ltd Bucket type excavator arm or boom
ES2299393B1 (es) * 2006-11-17 2009-08-24 Jose Alapont Tatay Procedimiento y equipo para la distribucion y reaprovechamiento del agua.
CN112555534B (zh) * 2020-12-08 2022-09-16 广州超力管业有限公司 一种装接稳固且具有过滤功能的给排水管道连接装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2153789A (en) * 1937-11-13 1939-04-11 Firman L Carswell Irrigation and drainage tube
US2153790A (en) * 1938-01-10 1939-04-11 Firman L Carswell Drainage tube
GB695751A (en) * 1949-07-27 1953-08-19 Bamag Meguin Ag Zweigniederlas Improved filtering plant capable of being back flushed with a mixture of gas and liquid
US2874844A (en) * 1955-04-07 1959-02-24 Edwin F Wanner Filter beds and tile
DE1874481U (de) * 1962-05-19 1963-06-20 Manfred Osthaus Drainagerohr.
US3369367A (en) * 1966-02-02 1968-02-20 Saad Drain tile structure
US3440823A (en) * 1967-06-14 1969-04-29 John H Olsen Drainage device
US3870236A (en) * 1973-03-14 1975-03-11 Sahagun Barragan Jaime Dripping irrigation tubing
US3896999A (en) * 1973-09-28 1975-07-29 Jaime Sahagun Barragan Anti-clogging drip irrigation valve
US3915384A (en) * 1975-03-13 1975-10-28 Richard E Diggs Combination irrigation and temperature control system for plants
US4065391A (en) * 1975-09-08 1977-12-27 Sybron Corporation Fluid distributor

Also Published As

Publication number Publication date
ATE4673T1 (de) 1983-10-15
CH645815A5 (de) 1984-10-31
US4370230A (en) 1983-01-25
DE3064906D1 (en) 1983-10-27
EP0040257B1 (de) 1983-09-21
JPS577209A (en) 1982-01-14
EP0040257A1 (de) 1981-11-25

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