DE58903456D1 - METHOD FOR PROCESSING RAW TAR. - Google Patents

METHOD FOR PROCESSING RAW TAR.

Info

Publication number
DE58903456D1
DE58903456D1 DE8989119677T DE58903456T DE58903456D1 DE 58903456 D1 DE58903456 D1 DE 58903456D1 DE 8989119677 T DE8989119677 T DE 8989119677T DE 58903456 T DE58903456 T DE 58903456T DE 58903456 D1 DE58903456 D1 DE 58903456D1
Authority
DE
Germany
Prior art keywords
processing raw
raw tar
tar
processing
raw
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 - Fee Related
Application number
DE8989119677T
Other languages
German (de)
Inventor
Wilhelm Dr Stewen
Hans-Juergen Hasse
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.)
RAG AG
Original Assignee
Ruhrkohle 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 Ruhrkohle AG filed Critical Ruhrkohle AG
Application granted granted Critical
Publication of DE58903456D1 publication Critical patent/DE58903456D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C10C1/04—Working-up tar by distillation
    • C10C1/06—Removal of water
DE8989119677T 1988-12-05 1989-10-24 METHOD FOR PROCESSING RAW TAR. Expired - Fee Related DE58903456D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3840928A DE3840928A1 (en) 1988-12-05 1988-12-05 PROCESS FOR THE PREPARATION OF RAW STEEL

Publications (1)

Publication Number Publication Date
DE58903456D1 true DE58903456D1 (en) 1993-03-18

Family

ID=6368484

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3840928A Granted DE3840928A1 (en) 1988-12-05 1988-12-05 PROCESS FOR THE PREPARATION OF RAW STEEL
DE8989119677T Expired - Fee Related DE58903456D1 (en) 1988-12-05 1989-10-24 METHOD FOR PROCESSING RAW TAR.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3840928A Granted DE3840928A1 (en) 1988-12-05 1988-12-05 PROCESS FOR THE PREPARATION OF RAW STEEL

Country Status (3)

Country Link
EP (1) EP0372208B1 (en)
JP (1) JPH02194088A (en)
DE (2) DE3840928A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4769435B2 (en) * 2004-07-20 2011-09-07 Ｊｆｅケミカル株式会社 Synthetic tar, plugging material for molten metal outlet, and method for producing the same
CN115433602B (en) * 2022-08-31 2023-11-17 宝钢工程技术集团有限公司 Dehydration tower series heating device for tar processing and application method thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB127700A (en) * 1918-05-28 1919-05-28 Thomas Owston Wilton Improvements in or relating to the Continuous Dehydration and Distillation of Tar, or other Liquids and to Apparatus therefor.
GB191295A (en) * 1922-01-27 1923-01-11 Sigurd Walfrid Albert Wikner Improvements in the distillation of tar and the like
GB200651A (en) * 1922-05-22 1923-07-19 Still Carl Improvements in and relating to apparatus for dehydrating tar
US2673833A (en) * 1951-04-03 1954-03-30 Arthur H Radasch Distillation of coal tar
DE2624246C2 (en) * 1976-05-29 1986-02-20 Krupp-Koppers Gmbh, 4300 Essen Two-stage process and device for separating tar
JPS6213488A (en) * 1985-07-10 1987-01-22 Nippon Steel Chem Co Ltd Distillation of coal tar

Also Published As

Publication number Publication date
EP0372208A1 (en) 1990-06-13
JPH048471B2 (en) 1992-02-17
JPH02194088A (en) 1990-07-31
EP0372208B1 (en) 1993-02-03
DE3840928C2 (en) 1991-02-07
DE3840928A1 (en) 1990-06-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8327 Change in the person/name/address of the patent owner

Owner name: RAG AG, 45128 ESSEN, DE

8339 Ceased/non-payment of the annual fee