Title:
【考案の名称】石油掘削機におけるカツテイング処理装置
Document Type and Number:
Japanese Patent JPS59121091
Kind Code:
U
Inventors:
Kazuo Masuda
Matsuura Katsumi
Yoshio Isozaki
Hirayama Makoto
Takaharu Oshita
Matsuura Katsumi
Yoshio Isozaki
Hirayama Makoto
Takaharu Oshita
Application Number:
JP1413683U
Publication Date:
August 15, 1984
Filing Date:
February 02, 1983
Export Citation:
International Classes:
B01D35/027; B01D35/02; E21B21/06; (IPC1-7): E21B21/06; B01D35/02