Current position: Home >> Scientific Research >> Patents

一种带有复合螺旋耐磨层的抽油杆及制备装置和制备方法

Hits:

Affilication of Author(s):材料科学与工程学院

Type of Patent:发明

Application Number:201510431844.6

Number of Inventors:8

Service Invention or Not:no

Application Date:2015-07-21

Publication Date:2018-03-02

Authorization Date:2015-07-21

Pre One:一种缠绕强化复合材料汽车板簧及其制备方法

Next One:一种新型超声波清洗机

Copyright All Rights Reserved Shandong University Address: No. 27 Shanda South Road, Jinan City, Shandong Province, China: 250100
Information desk: (86) - 0531-88395114
On Duty Telephone: (86) - 0531-88364731 Construction and Maintenance: Information Work Office of Shandong University

Click:Times MOBILE Version
The Founding Time : ..
The Last Update Time : ..

Mobile phone sweep