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INST OF BEIJING YANSHAN PETROC

Overview
  • Total Patents
    21
About

INST OF BEIJING YANSHAN PETROC has a total of 21 patent applications. Its first patent ever was published in 1996. It filed its patents most often in China. Its main competitors in its focus markets surface technology and coating and environmental technology are VOLKOV NIKOLAJ V, ALLAMI PENZVEROE and KOURIYUU KOUGIYOU KK.

Patent filings in countries

World map showing INST OF BEIJING YANSHAN PETROCs patent filings in countries
# Country Total Patents
#1 China 21

Patent filings per year

Chart showing INST OF BEIJING YANSHAN PETROCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Hesheng 4
#2 Jin Jiquan 3
#3 Li Wei 2
#4 Zhang Zhixiang 2
#5 Li Hesheng Wang 2
#6 Wang Dong 2
#7 Han Chunguo 2
#8 Zhou Jidong 2
#9 Zhang Chunyuan 1
#10 Liu Qing 1

Latest patents

Publication Filing date Title
CN1603253A Composite anti-dirty corrosion inhibiting agent and application thereof
CN1603252A Composite anti-dirty corrosion inhibiting agent and application thereof
CN1504430A Method for reclamation and utilization of oil refining sewage
CN1432586A Conjugated diene copolymer rubber and its prepn process
CN1426986A Method of coproducing dimethyl ether during production of isobutylene
CN1426836A Silver catalyst for epoxyethane production, its preparation method and application
CN1426681A Composite bactericide containing dialkyl quaternary ammonium salt and its application
CN1426835A Silver catalyst for epoxyethane production, its preparation method and application
CN1426680A Bialkyl quaternary ammonium salt bactericide and algicide, its preparation and application
CN1422846A Pyrrole derivative preparation method
CN1422839A Preparation method for active chromium of organic acid
CN1417139A Method for reusing ammonia nitrogen containing effluent as circular cooling water
CN1417138A Composite scale-inhibiting corrosion inhibitor suitable for reusing ammonia nitrogen containing effluent as circular cooling water
CN1373114A Process for preparing isoolefine and/or tertiary alkylether
CN1361094A Integrated phenol hydroxylating process of preparing dihydroxylbenzene
CN1345888A Compound catalyst for synthesizing polyvinyl and preparation process thereof
CN1315492A Lubricating oil for refrigerating machine
CN1210106A Recovery of 2,2'-combined dipyridine of atom transferred free radical polymeris
CN1172120A High-transparent impact-resistant polystyrene resin and its preparing method
CN1184119A Preparation of polymer hydrogenating catalyst