FR44839E - Goudrons-bitumes et leur fabrication - Google Patents

Goudrons-bitumes et leur fabrication

Info

Publication number
FR44839E
FR44839E FR44839DA FR44839E FR 44839 E FR44839 E FR 44839E FR 44839D A FR44839D A FR 44839DA FR 44839 E FR44839 E FR 44839E
Authority
FR
France
Prior art keywords
bitumens
tar
manufacture
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
Other languages
English (en)
Inventor
Andre Leaute
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.)
Societe de Recherches et de Perfectionnements Industriels SRPI
Original Assignee
Societe de Recherches et de Perfectionnements Industriels SRPI
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 Societe de Recherches et de Perfectionnements Industriels SRPI filed Critical Societe de Recherches et de Perfectionnements Industriels SRPI
Application granted granted Critical
Publication of FR44839E publication Critical patent/FR44839E/fr
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Civil Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
FR44839D 1934-03-01 1934-03-01 Goudrons-bitumes et leur fabrication Expired FR44839E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR44839T 1934-03-01

Publications (1)

Publication Number Publication Date
FR44839E true FR44839E (fr) 1935-04-15

Family

ID=8680634

Family Applications (1)

Application Number Title Priority Date Filing Date
FR44839D Expired FR44839E (fr) 1934-03-01 1934-03-01 Goudrons-bitumes et leur fabrication

Country Status (1)

Country Link
FR (1) FR44839E (fr)

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