CHINA ENFI ENGINEERING CORPORATION

Patent Applications and Registrations

Patent applications and USPTO patent grants for CHINA ENFI ENGINEERING CORPORATION.The latest application filed is for "method and apparatus for preparing composite".

Company Profile

13.14.13

CHINA ENFI ENGINEERING CORPORATION - Beijing CN
China Enfi Engineering Corp. - Haidian District Beijing CN

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method And Apparatus For Preparing Composite App 20220134299 - YAN; Dazhou ; et al.	2022-05-05
Melt Electrospinning Device And Method App 20220010459 - Yang; Tao ; et al.	2022-01-13
System for testing rheological behavior of slurry Grant 11,047,785 - Yu , et al. June 29, 2	2021-06-29
Method and device for removing iron in iron-containing solution in hydrometallurgy Grant 11,021,772 - Yin , et al. June 1, 2	2021-06-01
Method and device for removing iron in iron-containing solution in hydrometallurgy App 20200263273 - YIN; Shuyan ; et al.	2020-08-20
System For Testing Rheological Behavior Of Slurry App 20200158613 - Yu; Runcang ; et al.	2020-05-21
Method And System For Processing Rare Earth Concentrate Ore App 20200056265 - TANG; Jianwen ; et al.	2020-02-20
Device For Continuously Decomposing Rare Earth Concentrate Ore App 20200056261 - TANG; Jianwen ; et al.	2020-02-20
Fuming furnace with lead collecting and discharging function Grant 10,443,112 - Cui , et al. Oc	2019-10-15
Refractory protection layer for metallurgical furnace Grant 10,415,883 - Zheng , et al. Sept	2019-09-17
Lance and multi-fluid lance device equipped with the same Grant 10,260,815 - Hu , et al.	2019-04-16
Lance Grant 10,113,800 - Li , et al. October 30, 2	2018-10-30
Emergency Power System And Bottom Blowing Furnace Equipment Having The Same App 20180205325 - BIAN; Hailin ; et al.	2018-07-19
Lance And Multi-fluid Lance Device Equipped With The Same App 20180172352 - HU; Liqiong ; et al.	2018-06-21
Refractory Protection Layer For Metallurgical Furnace App 20180172350 - ZHENG; Budong ; et al.	2018-06-21
Lance App 20180094857 - Li; Dong ; et al.	2018-04-05
Fuming Furnace With Lead Collecting And Discharging Function App 20170283907 - CUI; Dawei ; et al.	2017-10-05
Device making phosphorus by thermal process Grant 8,784,744 - Feng , et al. July 22, 2	2014-07-22
Reduction-oxidation furnace for making phosphorus by thermal process Grant 8,741,226 - Feng , et al. June 3, 2	2014-06-03

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