FR50037E - Goudrons-bitumes et leur fabrication - Google Patents

Goudrons-bitumes et leur fabrication

Info

Publication number
FR50037E
FR50037E FR50037DA FR50037E FR 50037 E FR50037 E FR 50037E FR 50037D A FR50037D A FR 50037DA FR 50037 E FR50037 E FR 50037E
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)
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 FR50037E publication Critical patent/FR50037E/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)
FR50037D 1938-07-06 1938-07-06 Goudrons-bitumes et leur fabrication Expired FR50037E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR50037T 1938-07-06

Publications (1)

Publication Number Publication Date
FR50037E true FR50037E (fr) 1939-11-10

Family

ID=8685099

Family Applications (1)

Application Number Title Priority Date Filing Date
FR50037D Expired FR50037E (fr) 1938-07-06 1938-07-06 Goudrons-bitumes et leur fabrication

Country Status (1)

Country Link
FR (1) FR50037E (fr)

Similar Documents

Publication Publication Date Title
FR50037E (fr) Goudrons-bitumes et leur fabrication
FR877994A (fr) Aminoplastes modifiés et leur fabrication
FR871602A (fr) éthénones et éthénones substituées
FR874739A (fr) Isolateur
FI19796A (fi) Behandling och användning av glasfibrer och andra siliciumhaltiga substanser
FR860374A (fr) Four
FR46316E (fr) Goudrons-bitumes et leur fabrication
FI19455A (fi) Värmeväxlare av plattyp
FI19676A (fi) Av flera skikt sammansatt platta
FR839935A (fr) Houpette
FR854604A (fr) Perfectionnements aux circuits magnétiques et à leur fabrication
FR844946A (fr) Nouveaux esters
FR835093A (fr) Perfectionnement apporté à la fabrication des espadrilles
FR844313A (fr) Perfectionnement apporté à la fabrication des espadrilles
FR847772A (fr) Isolateur
FR845089A (fr) Inhalateur
ES144035A1 (es) HELIoGRAFO FILTRALUZ
ES144804A1 (es) Aero-senalador
FI19169A (fi) Krage
FI19185A (fi) Limämne
FI19241A (fi) Suksiside
FI19249A (fi) Snöplogvinge
FI19273A (fi) Suksiside
FI19274A (fi) Suksiside
FI19302A (fi) Vätsketät behållare