Explosion-proof sampling box performance and applicability

Sampling box glass flask explosion proof bottle: 500ml1000ml. The sampling box is widely used in petroleum product sales systems, petroleum refining and chemical plants, PetroChina, Sinopec, quality inspection institutes, oil product testing centers, power plants and other industries.......

Development of a New Type of Oil Pump

Development of a New Type of Oil Pump
Core Tip: Li Shufang, Cong Hongliang (Spanpan Oil Production Plant, Shengli Oilfield Co., Ltd., Linfen 251507, Shandong, China) According to the difficulties in production, XFB anti-adverse grinding thickening pump was successfully d.......

Motorcycle speed control continuously variable transmission design


Various working conditions.
1 Problems Currently, the scooter usually adopts a belt type continuously variable transmission, and its structure (see) is mainly composed of a driving pulley, a driven pulley, a transmission belt and a clutch.
The driving pulley is mounted on the cra.......