ATE315T1 - FILTER TUBE. - Google Patents

FILTER TUBE.

Info

Publication number
ATE315T1
ATE315T1 AT79102184T AT79102184T ATE315T1 AT E315 T1 ATE315 T1 AT E315T1 AT 79102184 T AT79102184 T AT 79102184T AT 79102184 T AT79102184 T AT 79102184T AT E315 T1 ATE315 T1 AT E315T1
Authority
AT
Austria
Prior art keywords
filter tube
filter layer
filter
leat
sheeting
Prior art date
Application number
AT79102184T
Other languages
German (de)
Inventor
Heinrich Dr. Peters
Hans Dr. Huber
Original Assignee
Hoechst Aktiengesellschaft
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 Hoechst Aktiengesellschaft filed Critical Hoechst Aktiengesellschaft
Application granted granted Critical
Publication of ATE315T1 publication Critical patent/ATE315T1/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B11/00—Drainage of soil, e.g. for agricultural purposes
    • E02B11/005—Drainage conduits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/111—Making filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13—Supported filter elements
    • B01D29/15—Supported filter elements arranged for inward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13—Supported filter elements
    • B01D29/15—Supported filter elements arranged for inward flow filtration
    • B01D29/21—Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
    • B01D29/216—Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets with wound sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1638—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being particulate
    • B01D39/1653—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being particulate of synthetic origin
    • B01D39/1661—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being particulate of synthetic origin sintered or bonded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0613—Woven
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0659—The layers being joined by needling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0677—More than one layer present in the filtering material by spot-welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0681—The layers being joined by gluing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/069—Special geometry of layers
    • B01D2239/0695—Wound layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/10—Filtering material manufacturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1291—Other parameters

Landscapes

  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Agronomy & Crop Science (AREA)
  • Geology (AREA)
  • Laminated Bodies (AREA)
  • Filtering Materials (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)

Abstract

1. Continuously endless producible filter pipe made from plastic material for irrigation or drainage having a perforated mantle and being wrapped in a filter layer, characterized in that the filter layer is at leat one film or sheeting having open pores and consisting exclusively of sintered polymer particles.
AT79102184T 1978-07-04 1979-06-29 FILTER TUBE. ATE315T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE7820028U DE7820028U1 (en) 1978-07-04 1978-07-04 FILTER TUBE
EP79102184A EP0007045B1 (en) 1978-07-04 1979-06-29 Filter tube

Publications (1)

Publication Number Publication Date
ATE315T1 true ATE315T1 (en) 1981-11-15

Family

ID=6692999

Family Applications (1)

Application Number Title Priority Date Filing Date
AT79102184T ATE315T1 (en) 1978-07-04 1979-06-29 FILTER TUBE.

Country Status (3)

Country Link
EP (1) EP0007045B1 (en)
AT (1) ATE315T1 (en)
DE (2) DE7820028U1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5377750A (en) * 1992-07-29 1995-01-03 Halliburton Company Sand screen completion
US5339895A (en) * 1993-03-22 1994-08-23 Halliburton Company Sintered spherical plastic bead prepack screen aggregate
ES2226062T3 (en) 1998-06-30 2005-03-16 Albert Verdonck COVERED DRAIN PIPE.
ITAR20030017A1 (en) * 2003-04-04 2004-10-05 Riccini S R L WRAPPED TUBE FOR DRAINAGE AS WELL AS METHOD AND MACHINE
GR1008995B (en) * 2013-03-11 2017-03-28 Εμμ. Κουβιδης Α.Β.Ε.Ε. Three-layered drain composed of a corrugated double-structured geofabric-coated tube

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7424845U (en) * 1974-11-28 Hoechst Ag Drainage pipe
DE1853197U (en) * 1962-03-30 1962-06-07 Rudolf Dr Binsack FILTER DRAIN PIPE MADE OF PLASTIC.
US3103789A (en) * 1962-06-01 1963-09-17 Lidco Inc Drainage pipe
GB1147184A (en) * 1965-07-27 1969-04-02 Porous Plastics Ltd Improvements relating to land drains
BE716366A (en) * 1967-06-22 1968-11-04
DE1634151A1 (en) * 1967-08-05 1969-10-23 Ripken Geb Oltmanns Charlotte Cover mat, especially for covering drainage pipes
DE1784098A1 (en) * 1968-07-06 1970-03-05 Ripken Geb Oltmanns Charlotte Cover mat, in particular for covering drainage pipes
FR2070981A5 (en) * 1969-12-12 1971-09-17 Bruder Michel Air filter cartridge - with inner and outer support cylinders
DE7012486U (en) * 1970-04-06 1970-07-30 Ripken Charlotte FILTER MAT, ESPECIALLY FOR DRAINAGE.
GB1343893A (en) * 1971-02-05 1974-01-16
US3868325A (en) * 1973-08-24 1975-02-25 Sethco Mfg Corp Filter tube adapters
DE7631952U1 (en) * 1976-10-13 1977-04-07 Fa. Carl Freudenberg, 6940 Weinheim DRAINAGE PLATE

Also Published As

Publication number Publication date
DE7820028U1 (en) 1978-10-12
EP0007045A1 (en) 1980-01-23
EP0007045B1 (en) 1981-10-21
DE2961062D1 (en) 1981-12-24

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Legal Events

Date Code Title Description
RVE Rejection due to an opposition filed with the epo