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Reverse Osmosis Treatment Apparatus
Abstract: The present invention is a reverse osmosis treatment device equipped with a first vessel (80) for subjecting water to be treated to a primary treatment and a second vessel (82) for subjecting water to be treated which has been treated by the primary treatment to a secondary treatment wherein: the interiors of the first and second vessels (80 82) are each provided with an element (22) equipped with a reverse osmosis membrane or a plurality of said elements connected in series by a water collecting pipe; the first vessel (80) has a first discharge pipe for discharging permeated water and a permeated water flow adjustment valve (64) for adjusting the pressure inside the first vessel (80) and connected to the first discharge pipe; and an energy recovery device (150) is positioned between the first discharge pipe and the permeated water flow adjustment valve (64).
Notices, Deadlines & Correspondence
Patent Information
Applicants
HITACHI LTD.
Inventors
1. KITAMURA Kotaro
2. YOSHIKAWA Shinichi
3. MIYAKAWA Hiroki
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | RSA14P0042_Form26_PISNS-14007_AsFiled.pdf | 2014-06-27 |
| 2 | RSA14P0042_Form05_PISNS-14007_AsFiled.pdf | 2014-06-27 |
| 3 | RSA14P0042_Form03_PISNS-14007_AsFiled.pdf | 2014-06-27 |
| 4 | RSA14P0042_Form02S_Spec_PISNS-14007_AsFiled.pdf | 2014-06-27 |
| 5 | RSA14P0042_Form02D_Drawings_PISNS-14007_AsFiled.pdf | 2014-06-27 |
| 6 | RSA14P0042_Form00_Priority Document_IB304 as Filed.pdf | 2014-06-27 |
| 7 | PISNS-14007 diagrams for abst.jpg | 2014-06-27 |
| 8 | 4583-CHENP-2014.pdf | 2014-07-10 |
| 9 | 4583-CHENP-2014 ENGLISH TRANSLATION 10-07-2014.pdf | 2014-07-10 |
| 10 | 4583-CHENP-2014 CORRESPONDENCE OTHERS 10-07-2014.pdf | 2014-07-10 |
| 11 | 4583-CHENP-2014 CORRESPONDENCE OTHERS 10-07-2014.pdf | 2014-07-10 |
| 12 | 4583-CHENP-2014 ASSIGNMENT 10-07-2014.pdf | 2014-07-10 |
| 13 | FORM-18.pdf | 2015-02-09 |
| 14 | FORM-1.pdf | 2015-02-09 |
| 15 | ASSIGNMENT.pdf | 2015-02-09 |
| 16 | 4583-CHENP-2014-FER.pdf | 2018-02-22 |
| 17 | 4583-CHENP-2014-FER_SER_REPLY [19-04-2018(online)].pdf | 2018-04-19 |
| 18 | 4583-CHENP-2014-DRAWING [19-04-2018(online)].pdf | 2018-04-19 |
| 19 | 4583-CHENP-2014-COMPLETE SPECIFICATION [19-04-2018(online)].pdf | 2018-04-19 |
| 20 | 4583-CHENP-2014-Annexure [19-04-2018(online)].pdf | 2018-04-19 |
| 21 | Marked up Claims_Granted 297323_31-05-2018.pdf | 2018-05-31 |
| 22 | Drawings_Granted 297323_31-05-2018.pdf | 2018-05-31 |
| 23 | Description_Granted 297323_31-05-2018.pdf | 2018-05-31 |
| 24 | Claims_Granted 297323_31-05-2018.pdf | 2018-05-31 |
| 25 | Abstract_Granted 297323_31-05-2018.pdf | 2018-05-31 |
| 26 | 4583-CHENP-2014-PatentCertificate31-05-2018.pdf | 2018-05-31 |
| 27 | 4583-CHENP-2014-IntimationOfGrant31-05-2018.pdf | 2018-05-31 |
| 28 | 4583-CHENP-2014-RELEVANT DOCUMENTS [07-03-2019(online)].pdf | 2019-03-07 |
| 29 | 4583-CHENP-2014-RELEVANT DOCUMENTS [09-03-2020(online)].pdf | 2020-03-09 |
| 30 | 4583-CHENP-2014-RELEVANT DOCUMENTS [17-08-2021(online)].pdf | 2021-08-17 |
Search Strategy
| 1 | 4583_21-02-2018.pdf |