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ANTON OILFIELD SERV GROUP LTD

Overview
  • Total Patents
    247
  • GoodIP Patent Rank
    83,493
About

ANTON OILFIELD SERV GROUP LTD has a total of 247 patent applications. Its first patent ever was published in 2005. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and Canada. Its main competitors in its focus markets civil engineering, basic materials chemistry and environmental technology are HAITA PETROLEUM TECH CO LTD, Statoil Gulf Services LLC and BEJKER KHYUZ INKORPOREJTED.

Patent filings in countries

World map showing ANTON OILFIELD SERV GROUP LTDs patent filings in countries

Patent filings per year

Chart showing ANTON OILFIELD SERV GROUP LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhenning Wu 21
#2 Zhang Hong 20
#3 Jinbin Huang 18
#4 Jiang Shihu 18
#5 Pei Bailin 17
#6 Zhang Dingye 17
#7 Wang Peng 16
#8 Bailin Pei 15
#9 Weihong Chen 14
#10 Qiao Hongyun 14

Latest patents

Publication Filing date Title
CN105255463A Elastic-plastic minimum inflation well cement slurry and preparation method thereof
CN105257244A Ball seat and ball throwing sliding sleeve
CN105271962A Cement mortar for long cementing segment and large temperature difference salt-gypsum bed well cementation, and preparation method thereof
CN105041272A Sand control simulation experiment tank
CN104929562A Packer
CN104929534A Safety connector for oil field working
CN104879086A Packer and fishing tool
CN104675369A Sand control sieve pipe and manufacturing method of sand control sieve pipe
CN104555530A Wire winding and feeding machine for packer and winding machine
CN104550138A Punched seam sleeve cleaning machine
CN104561880A Flame spray gun and spray device
CN104405330A Top part packer of tail pipe
CN104314501A Sliding block type fishing cylinder
CN104259159A Pipe cleaning machine
CN104178095A Drilling fluid and preparation method thereof
CN104179485A Cementation and fracture technique string and cementation and fracture technique process
CN104153751A Static pressure differential pressure sliding sleeve
CN104179474A Well cementing ball seat
CN103982159A Reverse circulation valve with ball capable of being thrown
CN103775020A Combination rubber cylinder packer