FR972709A - Continuous improvement process for road tars - Google Patents

Continuous improvement process for road tars

Info

Publication number
FR972709A
FR972709A FR972709DA FR972709A FR 972709 A FR972709 A FR 972709A FR 972709D A FR972709D A FR 972709DA FR 972709 A FR972709 A FR 972709A
Authority
FR
France
Prior art keywords
continuous improvement
improvement process
road tars
tars
road
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
French (fr)
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.)
ETUDES CONST TRAVAUX
Original Assignee
ETUDES CONST TRAVAUX
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 ETUDES CONST TRAVAUX filed Critical ETUDES CONST TRAVAUX
Application granted granted Critical
Publication of FR972709A publication Critical patent/FR972709A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
    • C10C3/00—Working-up pitch, asphalt, bitumen
    • C10C3/02—Working-up pitch, asphalt, bitumen by chemical means reaction
    • C10C3/026—Working-up pitch, asphalt, bitumen by chemical means reaction with organic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
FR972709D 1948-09-03 1948-09-03 Continuous improvement process for road tars Expired FR972709A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR972709T 1948-09-03

Publications (1)

Publication Number Publication Date
FR972709A true FR972709A (en) 1951-02-02

Family

ID=9516185

Family Applications (1)

Application Number Title Priority Date Filing Date
FR972709D Expired FR972709A (en) 1948-09-03 1948-09-03 Continuous improvement process for road tars

Country Status (1)

Country Link
FR (1) FR972709A (en)

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