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SHANGHAI SK PET & CHEM EQUIP

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    169,587
About

SHANGHAI SK PET & CHEM EQUIP has a total of 21 patent applications. Its first patent ever was published in 2005. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, civil engineering and engines, pumps and turbines are CACTUS WELLHEAD LLC, SEABOARD LLOYD LTD and SODERBERG RES & DEV.

Patent filings in countries

World map showing SHANGHAI SK PET & CHEM EQUIPs patent filings in countries
# Country Total Patents
#1 China 21

Patent filings per year

Chart showing SHANGHAI SK PET & CHEM EQUIPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Jianquan 5
#2 Jin Zuguo 4
#3 Dongjie Bi 4
#4 Rong Li 3
#5 Jianguang Chen 2
#6 Dai Yun 2
#7 Shang Kaili 2
#8 Li Yidong 2
#9 Ye Ming 2
#10 Yaoqiang Zhao 2

Latest patents

Publication Filing date Title
CN104864158A Pressure balancing device used for underwater valve driver
CN104499983A Sealing structure of Christmas tree cap
CN104500308A Automatic regulating device applied to regulation on ignition advance angle of gasoline octane number tester
CN104457911A Liquid level detecting system and method
CN104482290A Opening and closing display for flat valves
CN104499974A Under-pressure Christmas tree replacement device and replacement method thereof
CN104482291A Valve position indicator for non-rising stem valves
CN104131798A Large-range variable-diameter flashboard for blowout preventer
CN103867199A Weathered crust recognition device
CN102996795A Sealing structure for side door of blowout preventer
CN102103381A Electron pressure controller
CN102080534A Speed oil filling device for pulse generator of wireless inclinometer and using method thereof
CN101404112A Explosion-proof analogue signal distribution apparatus
CN101368585A Three-position rack-gear type gas cylinder
CN101470105A Hydrocarbon component analysis method and system
CN101161402A Technique of processing valve cap packing bin of high pressure valve for petroleum equipment
CN101126710A Drilling fluid gaseous hydrocarbon component quick non-disperse infrared spectrum determination method
CN101118215A The non-disperse infrared spectrum determination method and the device that are suitable for wide environmental temperature range
CN101081496A Polished rod spanners
CN101097212A A kind of oil gas proximate analysis method that only needs air and hydrogen