FR799233A - Perfectionnements au traitement du goudron - Google Patents

Perfectionnements au traitement du goudron

Info

Publication number
FR799233A
FR799233A FR799233DA FR799233A FR 799233 A FR799233 A FR 799233A FR 799233D A FR799233D A FR 799233DA FR 799233 A FR799233 A FR 799233A
Authority
FR
France
Prior art keywords
tar
treatment
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.)
Bethlehem Steel Corp
Sharples Specialty Co
Original Assignee
Bethlehem Steel Corp
Sharples Specialty Co
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 Bethlehem Steel Corp, Sharples Specialty Co filed Critical Bethlehem Steel Corp
Application granted granted Critical
Publication of FR799233A publication Critical patent/FR799233A/fr
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
    • C10C1/00—Working-up tar
    • C10C1/18—Working-up tar by extraction with selective solvents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
FR799233D 1934-11-26 1935-11-25 Perfectionnements au traitement du goudron Expired FR799233A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US799233XA 1934-11-26 1934-11-26

Publications (1)

Publication Number Publication Date
FR799233A true FR799233A (fr) 1936-06-09

Family

ID=22153661

Family Applications (1)

Application Number Title Priority Date Filing Date
FR799233D Expired FR799233A (fr) 1934-11-26 1935-11-25 Perfectionnements au traitement du goudron

Country Status (1)

Country Link
FR (1) FR799233A (fr)

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