Learn more

PUYANG ZHONGYUAN RESTAR PETROLEUM EQUIPMENT CO LTD

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    104,564
About

PUYANG ZHONGYUAN RESTAR PETROLEUM EQUIPMENT CO LTD has a total of 16 patent applications. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, civil engineering and machines are ZHANG JINNAN, BAILEY MARSHALL GRAHAM and TUBOSCOPE I P INC.

Patent filings in countries

World map showing PUYANG ZHONGYUAN RESTAR PETROLEUM EQUIPMENT CO LTDs patent filings in countries
# Country Total Patents
#1 China 16

Patent filings per year

Chart showing PUYANG ZHONGYUAN RESTAR PETROLEUM EQUIPMENT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Feng Qundi 8
#2 Zou Shibin 7
#3 Chen Jinrui 7
#4 Lian Yunfei 6
#5 Zhang Quanjin 4
#6 Meng Xianhong 4
#7 Wang Yongming 3
#8 Wang Quncang 3
#9 Guo Xian 2
#10 Wang Rui 2

Latest patents

Publication Filing date Title
CN112122090A Solid-liquid-gas separation integrated screen for drilling mud
CN112044750A Integral vibrating screen bed
CN110359867A A kind of modularization vibrating screen of quick a whole set of assembling
CN110273657A A kind of energy practical deaerator of the high-efficiency degasification with exhaust system
CN110318698A A kind of automatic control inclination angle vibration frequency intelligence vibrating screen
CN110280479A A kind of used by oscillating screen has the angle adjusting mechanism of limit function
CN110118068A A kind of cleaner and its application method of replaceable drilling well desander desilter
CN110237597A A kind of water-bearing concreae recovery process
CN110126284A A kind of adjustable constant force screen making device and its application method
CN106437573A Weighting material recovery system and process
CN105618374A Exciting force adjusting structure of exciting motor of vibrating screen
CN105561661A High-performance vibrating screen with two-layer screen cloth fast to disassemble and replace and capable of working independently
CN105041239A Catwalk machine with pipe racks
CN105129541A Automatic brake type rope winding and unwinding machine
CN104747106A Drilling fluid mud and sand removing device
CN104707386A Drilling fluid vibrating screen frame screen mesh fixing device