BE873337A - Werkwijze ter bereiding van een optisch anisotrope, deformeerbare pek. - Google Patents

Werkwijze ter bereiding van een optisch anisotrope, deformeerbare pek.

Info

Publication number
BE873337A
BE873337A BE2/57533A BE2057533A BE873337A BE 873337 A BE873337 A BE 873337A BE 2/57533 A BE2/57533 A BE 2/57533A BE 2057533 A BE2057533 A BE 2057533A BE 873337 A BE873337 A BE 873337A
Authority
BE
Belgium
Prior art keywords
pitch
emi
organic solvent
solvent system
fraction
Prior art date
Application number
BE2/57533A
Other languages
English (en)
Dutch (nl)
Inventor
R Diefendorf
D Riggs
Original Assignee
Exxon Research Engineering 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
Priority claimed from US05/903,172 external-priority patent/US4208267A/en
Application filed by Exxon Research Engineering Co filed Critical Exxon Research Engineering Co
Publication of BE873337A publication Critical patent/BE873337A/nl

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
    • D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
    • D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
    • D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
    • D01F9/145—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from pitch or distillation residues
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Textile Engineering (AREA)
  • Working-Up Tar And Pitch (AREA)
  • Inorganic Fibers (AREA)
BE2/57533A 1978-05-05 1979-01-08 Werkwijze ter bereiding van een optisch anisotrope, deformeerbare pek. BE873337A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/903,172 US4208267A (en) 1977-07-08 1978-05-05 Forming optically anisotropic pitches

Publications (1)

Publication Number Publication Date
BE873337A true BE873337A (nl) 1979-07-09

Family

ID=25417060

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2/57533A BE873337A (nl) 1978-05-05 1979-01-08 Werkwijze ter bereiding van een optisch anisotrope, deformeerbare pek.

Country Status (6)

Country Link
BE (1) BE873337A (xx)
IE (1) IE48253B1 (xx)
IT (1) IT1110284B (xx)
MX (1) MX6338E (xx)
NL (1) NL7900103A (xx)
ZA (1) ZA7958B (xx)

Also Published As

Publication number Publication date
MX6338E (es) 1985-04-23
IE790024L (en) 1979-11-05
IE48253B1 (en) 1984-11-14
NL7900103A (nl) 1979-11-07
ZA7958B (en) 1979-12-27
IT7919108A0 (it) 1979-01-05
IT1110284B (it) 1985-12-23

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: E.I. DU PONT DE NEMOURS AND CY

Effective date: 19990108