(19)
(11) EP 0 933 418 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
13.02.2013 Bulletin 2013/07

(45) Mention of the grant of the patent:
19.12.2012 Bulletin 2012/51

(21) Application number: 99300445.6

(22) Date of filing: 21.01.1999
(51) International Patent Classification (IPC): 
C10M 171/00(2006.01)
C08K 5/01(2006.01)
 C10G 21/00(2006.01)

(54)

Method for producing a rubber process oil

Verfahren zur Herstellung eines Kautschuk-Prozessöles

Procédé pour la production d'une huile de procédé pour caoutchouc

(84) Designated Contracting States:
DE FR GB IT SE

(30) Priority: 22.01.1998 JP 2403798
24.06.1998 JP 17685098

(43) Date of publication of application:
04.08.1999 Bulletin 1999/31

(73) Proprietor: JX Nippon Oil & Energy Corporation
Minato-ku Tokyo (JP)

(72) Inventors:
  • Kamai, Takashi
    Toda-shi, Saitama-ken (JP)
  • Fujihara, Kazumitsu
    Toda-shi, Saitama-ken (JP)
  • Morishima, Yoshiyuki
    Toda-shi, Saitama-ken (JP)

(74) Representative: Jacob, Reuben Ellis et al
R.G.C. Jenkins & Co 26 Caxton Street
London SW1H 0RJ
London SW1H 0RJ (GB)


(56) References cited: : 
EP-A- 0 417 980
EP-A- 0 489 371
US-A- 4 892 644
 EP-A- 0 430 444
FR-A- 2 685 705
US-A- 5 504 135
   
  • WOMMELSDORFF R ET AL: "EIN BEITRAG ZUR REDUZIERUNG DER POLYZYKLISCHEN AROMATEN AUS AROMATISCHEN MINERALOELWEICHMACHERN*" KAUTSCHUK UND GUMMI - KUNSTSTOFFE,DE,DR. ALFRED HUTHIG VERLAG GMBH. HEIDELBERG, vol. 45, no. 1, page 24-29 XP000246825 ISSN: 0948-3276
   
Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).