AT299820B - Drainage elements - Google Patents

Drainage elements

Info

Publication number
AT299820B
AT299820B AT986869A AT986869A AT299820B AT 299820 B AT299820 B AT 299820B AT 986869 A AT986869 A AT 986869A AT 986869 A AT986869 A AT 986869A AT 299820 B AT299820 B AT 299820B
Authority
AT
Austria
Prior art keywords
drainage elements
drainage
elements
Prior art date
Application number
AT986869A
Other languages
German (de)
Original Assignee
Basf 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
Priority claimed from DE19681809047 external-priority patent/DE1809047C3/en
Application filed by Basf Ag filed Critical Basf Ag
Application granted granted Critical
Publication of AT299820B publication Critical patent/AT299820B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/22—After-treatment of expandable particles; Forming foamed products
    • C08J9/228—Forming foamed products
    • C08J9/236—Forming foamed products using binding agents
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Paving Structures (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
AT986869A 1968-11-15 1969-10-20 Drainage elements AT299820B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681809047 DE1809047C3 (en) 1968-11-15 Water-permeable, coarse-pored, compact drainage elements and processes for their production

Publications (1)

Publication Number Publication Date
AT299820B true AT299820B (en) 1972-07-10

Family

ID=5713385

Family Applications (1)

Application Number Title Priority Date Filing Date
AT986869A AT299820B (en) 1968-11-15 1969-10-20 Drainage elements

Country Status (4)

Country Link
AT (1) AT299820B (en)
BE (1) BE740752A (en)
CH (1) CH504590A (en)
SE (1) SE351251B (en)

Also Published As

Publication number Publication date
CH504590A (en) 1971-03-15
DE1809047B2 (en) 1975-12-18
DE1809047A1 (en) 1970-08-13
BE740752A (en) 1970-04-24
SE351251B (en) 1972-11-20

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee