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BEIJING SJ ENVIRONMENTAL PROT & NEW MATERIAL CO LT

Overview
  • Total Patents
    34
  • GoodIP Patent Rank
    97,388
About

BEIJING SJ ENVIRONMENTAL PROT & NEW MATERIAL CO LT has a total of 34 patent applications. Its first patent ever was published in 2008. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets chemical engineering, basic materials chemistry and materials and metallurgy are BEIJING SANJU ENVIRONMENTAL PROT & NEW MATERIAL CO LTD, STEINBACH FRIEDRICH and TIANJIN XIANQUAN INDUSTRY & TRADE DEV CO LTD.

Patent filings in countries

World map showing BEIJING SJ ENVIRONMENTAL PROT & NEW MATERIAL CO LTs patent filings in countries

Patent filings per year

Chart showing BEIJING SJ ENVIRONMENTAL PROT & NEW MATERIAL CO LTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Zhenyi 15
#2 Wang Lixian 10
#3 Du Minglai 7
#4 Lin Ke 7
#5 Zhou Tong 6
#6 Li Liying 6
#7 Mao Wenjun 6
#8 Bai Hongbin 6
#9 Song Wenwen 5
#10 Li Xin 5

Latest patents

Publication Filing date Title
CN104689698A Method and device for absorbing and purifying hydrogen sulphide by using polymeric ferric sulfate
CN104692467A Preparation method of polyferric sulfate
CN104548926A Organic sulfur removal process
CN104607197A Organic sulphur hydrogenation catalyst and preparation method thereof
CN104475009A Method for preparing mercury removing agent from waste methanol catalyst
CN104492368A Dechlorination agent and preparation method thereof
CN104475007A Copper mercury remover and preparation method thereof
CN104479710A Moulded coal raw material suitable for coking technology
CN104479709A Moulded coal raw material suitable for low rank coal upgrading technology
CN104263395A Coking process containing low-rank coal
CN104263396A Briquette raw material for coking technique
CN104327871A Model coal raw material for increasing quality of low-rank coal of tamping coke oven
CN104327873A Raw material for increasing quality of low-rank coal by present tamping coke oven
CN104327872A Technology for coking coal raw material containing low-rank coal and recycling coal pitch
CN105126557A Preparation method of copper sulfide demercuration agent
CN104741121A Application, preparation and using method of magnetic iron oxide red catalytic oxidation methyl mercaptan
CN104740981A Carbon disulfide conversion-adsorption type desulfurizing agent and preparation method thereof
CN104740994A High-concentration carbonyl sulfur conversion-absorption desulfurizer and preparation method thereof
CN104645927A Method for preparing silver mercury removing agent
CN104645928A Method for preparing silver mercury removing agent