EP0174035A3 - Process for preparing needle coke with little irreversible volume expansion from coaltar pitch - Google Patents

Process for preparing needle coke with little irreversible volume expansion from coaltar pitch Download PDF

Info

Publication number
EP0174035A3
EP0174035A3 EP85200849A EP85200849A EP0174035A3 EP 0174035 A3 EP0174035 A3 EP 0174035A3 EP 85200849 A EP85200849 A EP 85200849A EP 85200849 A EP85200849 A EP 85200849A EP 0174035 A3 EP0174035 A3 EP 0174035A3
Authority
EP
European Patent Office
Prior art keywords
volume expansion
needle coke
preparing needle
irreversible volume
coaltar pitch
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.)
Granted
Application number
EP85200849A
Other languages
German (de)
Other versions
EP0174035A2 (en
EP0174035B1 (en
Inventor
Herbert Di. Glaser
Rolf Di. Marrett
Jurgen Dr. Stadelhofer
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.)
Ruetgers 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
Publication of EP0174035A2 publication Critical patent/EP0174035A2/en
Publication of EP0174035A3 publication Critical patent/EP0174035A3/en
Application granted granted Critical
Publication of EP0174035B1 publication Critical patent/EP0174035B1/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
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B55/00—Coking mineral oils, bitumen, tar, and the like or mixtures thereof with solid carbonaceous material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Coke Industry (AREA)
  • Carbon And Carbon Compounds (AREA)
EP85200849A 1984-09-07 1985-05-28 Process for preparing needle coke with little irreversible volume expansion from coaltar pitch Expired EP0174035B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3432886 1984-09-07
DE19843432886 DE3432886A1 (en) 1984-09-07 1984-09-07 METHOD FOR PRODUCING NEEDLE COOKS WITH LOW IRREVERSIBLE VOLUME EXPANSIONS FROM CHARCOAL TEE

Publications (3)

Publication Number Publication Date
EP0174035A2 EP0174035A2 (en) 1986-03-12
EP0174035A3 true EP0174035A3 (en) 1987-05-20
EP0174035B1 EP0174035B1 (en) 1988-10-26

Family

ID=6244855

Family Applications (1)

Application Number Title Priority Date Filing Date
EP85200849A Expired EP0174035B1 (en) 1984-09-07 1985-05-28 Process for preparing needle coke with little irreversible volume expansion from coaltar pitch

Country Status (2)

Country Link
EP (1) EP0174035B1 (en)
DE (2) DE3432886A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4933976A (en) * 1988-01-25 1990-06-12 C.F.A. Technologies, Inc. System for generating rolled fingerprint images
EP4032962A4 (en) * 2019-09-17 2024-01-17 NIPPON STEEL Chemical & Material Co., Ltd. Low-cte, low-puffing needle coke
CN115404090B (en) * 2022-09-22 2023-08-08 西北大学 Method for preparing needle coke by compounding coal-based and petroleum-based components

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3799865A (en) * 1971-11-30 1974-03-26 Nittetsu Chem Ind Co Process for producing needle-shaped coal pitch coke
DE2752511A1 (en) * 1976-11-26 1978-06-01 Nittetsu Chem Ind Co METHOD OF MANUFACTURING A RAW MATERIAL FOR THE PRODUCTION OF PINK COCKS
FR2464920A1 (en) * 1979-09-06 1981-03-20 Mitsubishi Chem Ind PROCESS FOR PRODUCING A CARBON-BASED PRODUCT FROM A HOT-TYPE HYDROCARBON SOURCE
EP0078554A2 (en) * 1981-10-29 1983-05-11 Rütgerswerke Aktiengesellschaft Process and the preparation of a highly reactive tar fraction and its use

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3799865A (en) * 1971-11-30 1974-03-26 Nittetsu Chem Ind Co Process for producing needle-shaped coal pitch coke
DE2752511A1 (en) * 1976-11-26 1978-06-01 Nittetsu Chem Ind Co METHOD OF MANUFACTURING A RAW MATERIAL FOR THE PRODUCTION OF PINK COCKS
FR2464920A1 (en) * 1979-09-06 1981-03-20 Mitsubishi Chem Ind PROCESS FOR PRODUCING A CARBON-BASED PRODUCT FROM A HOT-TYPE HYDROCARBON SOURCE
EP0078554A2 (en) * 1981-10-29 1983-05-11 Rütgerswerke Aktiengesellschaft Process and the preparation of a highly reactive tar fraction and its use

Also Published As

Publication number Publication date
DE3432886A1 (en) 1986-03-20
EP0174035A2 (en) 1986-03-12
EP0174035B1 (en) 1988-10-26
DE3565854D1 (en) 1988-12-01

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