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BAOJI PETROLEUM STEEL PIPE CO

Overview
  • Total Patents
    126
  • GoodIP Patent Rank
    20,123
About

BAOJI PETROLEUM STEEL PIPE CO has a total of 126 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 machine tools, materials and metallurgy and mechanical elements are ALCAN ROLLED PRODUCTS RAVENSWOOD LLC, TSUDA MASATOSHI and KOMPOZIT OAO KOMPOZIT AOOT.

Patent filings in countries

World map showing BAOJI PETROLEUM STEEL PIPE COs patent filings in countries
# Country Total Patents
#1 China 126

Patent filings per year

Chart showing BAOJI PETROLEUM STEEL PIPE COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bi Zongyue 98
#2 Liu Haizhang 44
#3 Niu Hui 43
#4 Zhang Jingang 42
#5 Zhang Wanpeng 38
#6 Liu Bin 36
#7 Zhao Hongbo 36
#8 Huang Xiaohui 36
#9 Yang Jun 34
#10 Niu Aijun 34

Latest patents

Publication Filing date Title
CN110355660A A kind of pipe end inner and outer welding automatic polishing device for spiral welded pipe production line
CN109732957A The novel prefabricated direct-buried polyurethane coating insulating tube production line of one kind and production technology
CN109760283A A kind of continuous tube outer surface single layer PE antisepsis production line and anticorrosion process
CN109772634A A kind of full powder corrosion-proof production line of novel outer surface of steel tube 3PE and anticorrosion process
CN110118291A A kind of novel continuous tube outer surface 2PE antisepsis production line and anticorrosion process
CN109229233A A kind of laser guiding AGV trolley
CN109317983A Skid spiral submerged welded pipe unit
CN109277430A A kind of sledge dressization spiral submerged welded pipe production line
CN108864791A A kind of steel heat distribution pipeline inner wall high-temperature resistant anti-corrosive coating and construction technology
CN108581262A A kind of docking of coiled tubing and detection Information Mobile Service vehicle
CN106540986A A kind of X90 levels pipe line steel large-caliber spiral submerged-arc welded (SAW) pipe manufacture method
CN106540987A A kind of X80 levels pipe line steel heavy caliber thick wall spiral submerged arc welded pipe manufacturing method
CN106346118A Whole-position welding method of 16Cr stainless steel continuous pipe
CN106391731A Steel pipe roller bed cooling adjusting device
CN106392466A Multifunctional board-board welding simulation test device
CN106248499A A kind of tubing External Pressure at High Temperature bend test device
CN106048421A 110ksi-grade stainless steel oil pipe and manufacture method thereof
CN106011807A Method of treating thread surface of titanium alloy oil pipe
CN106119685A A kind of anti-deep water conquassation Offshore Drilling Riser and manufacture method thereof
CN106001956A Manufacturing method of titanium/steel layered compound welded pipe