FR880296A - Process for obtaining clear solutions of coal tar pitches and coal tars - Google Patents

Process for obtaining clear solutions of coal tar pitches and coal tars

Info

Publication number
FR880296A
FR880296A FR880296DA FR880296A FR 880296 A FR880296 A FR 880296A FR 880296D A FR880296D A FR 880296DA FR 880296 A FR880296 A FR 880296A
Authority
FR
France
Prior art keywords
coal
clear solutions
obtaining clear
tars
tar pitches
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.)
Rain Carbon Germany GmbH
Original Assignee
Ruetgerswerke 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
Application filed by Ruetgerswerke AG filed Critical Ruetgerswerke AG
Application granted granted Critical
Publication of FR880296A publication Critical patent/FR880296A/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
    • C10C1/00—Working-up tar
    • C10C1/005—Working-up tar by mixing two or more coaltar fractions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
FR880296D 1940-10-19 1942-03-17 Process for obtaining clear solutions of coal tar pitches and coal tars Expired FR880296A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE880296X 1940-10-19

Publications (1)

Publication Number Publication Date
FR880296A true FR880296A (en) 1943-03-22

Family

ID=6821477

Family Applications (1)

Application Number Title Priority Date Filing Date
FR880296D Expired FR880296A (en) 1940-10-19 1942-03-17 Process for obtaining clear solutions of coal tar pitches and coal tars

Country Status (1)

Country Link
FR (1) FR880296A (en)

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