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View up-to-date information on Beijing Originwater Technology Co Ltd patents, including inventor and filing insights.
Patent Trends
Publication Identifier | Document Type | Title | Classification-CPC | Publication Date |
---|---|---|---|---|
CN114082309A | Application | Polyphosphoryl amide nanofiltration membrane with high-valence charge groups on surface and preparation method of polyphosphoryl amide nanofiltration membrane | B01D2325/14; B01D67/0006; B01D71/56 | February 25, 2022 |
CN215855424U | Grant | Multifunctional portable seawater desalination device | Y02A20/131 | February 18, 2022 |
CN215798682U | Grant | Coastal rural domestic sewage treatment integrated equipment | Y02W10/10 | February 11, 2022 |
CN113998784A | Application | Wastewater treatment system and wastewater treatment method | C02F2209/02; C02F2209/06; C02F2209/16; C02F2209/22; C02F3/302; C02F3/307 | February 01, 2022 |
CN113998816A | Application | Water purification device and water purification method thereof and water purification system | C02F1/44; C02F1/4606; C02F2001/46133; C02F2201/46; C02F2301/08; C02F2303/04; C02F9/00 | February 01, 2022 |
Top Inventors by Filings (Count by publication)
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