Harbin
China
18
2026-02-19
The entities that hold a legal rights for patent applications filed by inventor Ma Jun:
Jun Ma from Harbin, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Method of Preparing Polyamide Membrane with Multi-Level Pore Structure Mediated by Protein Fiber Network
#2 | 2025-11-13Membrane-Mediated Electro-Oxidation-Reduction Deep Water Treatment Device and its Operation Method Thereof
#3 | 2025-09-11Method of Preparing Reverse Osmosis Membrane with Charged Hydrogel and Polyamide Double Network
#4 | 2025-08-07Method of Preparing Flexible Ceramic Membrane by Combining Manganese Oxide with Layer-by-Layer Assembly Technology
#5 | 2024-07-18Preparation Method for Hollow Fiber Inorganic Membrane
#6 | 2024-02-29Method of utilizing humic acid to prepare layered humic acid/manganese oxide composite catalyst and its method of use thereof
#7 | 2023-08-03Method of Removing Organic Pollutants in Water by Zero-Valent Iron Enhanced Hypochlorite
#8 | 2021-07-29Method for removing heavy metal pollutants in water with divalent manganese strengthened ferrate
#9 | 2021-07-01Filter Membrane Modifying Method Based On Metallic Oxide Particles
#10 | 2021-02-18METHOD FOR PREPARING HIGH-VALENCE IRON SALT
#11 | 2019-05-16Method for efficiently preparing ferrate based on nascent interfacial activity
#12 | 2017-01-05Method for efficiently preparing ferrate based on nascent interfacial activity
#13 | 2016-11-10Preparation method for composite ferrate reagent
#14 | 2016-10-20Method of synthesizing ferrate
#15 | 2014-04-03Water treatment method by catalyzing ozone with a persulfate
#16 | 2014-01-23Water treatment agent for removing contaminant through oxidation with highly-active manganese (V) intermediate
#17 | 2012-12-06Fenton and Fenton-Like System Hardening Agent and Usage Thereof
#18 | 2012-09-13Advanced treatment method of feed water by combination of metal zinc and ozone
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