WATER PURIFICATION SYSTEM AND WATER PURIFICATION METHOD
The following summary describes a Laos Patent titled “WATER PURIFICATION SYSTEM AND WATER PURIFICATION METHOD”, filed by HITACHI ZOSEN CORPORATION on 2020-11-11; current status: Abandoned. Identifiers include application No. P/848; DIP id LAP848; protection kind Patent - PCT National Phase. Key dates: publication 2026-02-27. Classification: B01D 21/00、B01D 24/00、C02F 1/52. Inventor(s)/designer(s): CHIKUSA, Takemasa, FUJIOKA, Makoto, ORII, Nobuhiro, TAMAKI, Yuka. Abstract hint: A water purification system 1 comprises: a flocculation unit 2 for adding a flocculant to raw water; a first filtration unit 3 having a fir…. Use LaoBiz.com to hop between this IP record, related filings by the same applicant, and the matched company profile when present.
P/848
Mark
Key facts
- Type
- Patent
- App. no.
P/848- Status
- Abandoned
- Applicant
- HITACHI ZOSEN CORPORATION
- Agent
- Tilleke & Gibbins Lao Co., Ltd
- Filing date
- 2020-11-11
- Publication
- 2026-02-27
- Protection kind
- Patent - PCT National Phase
- Priority
- JP · 2020-034786 · 2020-03-02
- Applicant address
- HITACHI ZOSEN CORPORATION · 7-89, Nanko-kita 1-chome, Suminoe-ku, Osaka-shi, Osaka 5598559 · JP
- Agent address
- Tilleke & Gibbins Lao Co., Ltd · No. 302, 3rd Floor, Vieng Vang Tower, Unit 15, Boulichan Road, Dongpalan Thong Village, Sisattanak District, Vientiane Capital, Lao PDR · LA
- Nice / IPC classes
- B01D 21/00 · B01D 24/00 · C02F 1/52
- Goods / services
- —
Process
Steps follow the current public status-
Filed
-
Formal examination Refused / terminated
-
Substantive examination
-
Published
-
Granted
Related records
Linked from the LaoBiz.com company databaseSimilar Patent
Abstract
A water purification system 1 comprises: a flocculation unit 2 for adding a flocculant to raw water; a first filtration unit 3 having a first filter material layer 31 that includes a plurality of first filter materials 35, the flocculation-treated water that has passed through the flocculation unit 2 being passed through the first filtration unit 3 as an upward flow; and a second filtration unit 4 having a second filter material layer 41 that includes a plurality of second filter materials 45, the filtered water that has passed through the first filtration unit 3 being passed through the second filtration unit 4 as a downward flow. The porosity of the first filter material layer 31 is set to 85-91% inclusive, and the porosity of the second filter material layer 41 is set to 92-96% inclusive.
A water purification system 1 comprises: a flocculation unit 2 for adding a flocculant to raw water; a first filtration unit 3 having a first filter material layer 31 that includes a plurality of first filter materials 35, the flocculation-treated water that has passed through the flocculation unit 2 being passed through the first filtration unit 3 as an upward flow; and a second filtration unit 4 having a second filter material layer 41 that includes a plurality of second filter materials 45, the filtered water that has passed through the first filtration unit 3 being passed through the second filtration unit 4 as a downward flow. The porosity of the first filter material layer 31 is set to 85-91% inclusive, and the porosity of the second filter material layer 41 is set to 92-96% inclusive.
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