Title:
改良された加熱瀝青質の製造法
Document Type and Number:
Japanese Patent JP4090592
Kind Code:
B2
Inventors:
Seitaro Ando
Tadao Goto
Akira Tanaka
Sadao Hagiwara
Tadao Goto
Akira Tanaka
Sadao Hagiwara
Application Number:
JP29131798A
Publication Date:
May 28, 2008
Filing Date:
September 30, 1998
Export Citation:
Assignee:
Toho Chemical Industry Co., Ltd.
International Classes:
C08L95/00; C10C3/00; C10C3/02
Domestic Patent References:
| JP59024753A | ||||
| JP58217551A | ||||
| JP60011556A | ||||
| JP4359965A | ||||
| JP59078259A | ||||
| JP61203173A | ||||
| JP62121766A | ||||
| JP3197565A | ||||
| JP10120909A | ||||
| JP10140010A |
Foreign References:
| US4547224 | ||||
| US4561901 | ||||
| US4676927 |