Pulling rod of composite material


Application Number: 00105168
Application Date: 2000.04.12
Publication Number: 1267780
Publication Date: 2000.09.27
Priority Information:
International: D06M15/19;D06M23/14;E21B17/00
Applicant(s) Name: Liu Kanjin
Address:
Inventor(s) Name: Liu Kanjin
Patent Agency Code: 13100
Patent Agent: zhang erqun
Abstract The pulling rod is produced by using woven carbon fiber network or mixed carbon fiber and aromatic polyamide fiber network as skeleton material, which is tightened and fixed with synthetic resin and through heating formation in a mold. It is high in tensile strength, low in cost, corrosion resistant, heat resistant, long in service life and widely applicable. The present invention may produce very long rod, say 1500-2500 m, for use as oil pumping rod, as marine drawing rod, etc.