Multiple re-use of water
Abstract
Abstract ADJACENT INDUSTRIAL PLANT. THE WATER SUPPLY AND WASTE DISPOSAL PROBLEMS FOR BOTH TOWN AND PLANT ARE SOLVED SIMULTANEOUSLY. THIS INVENTION RELATES TO THE TREATMENT OF SALINE, BRACKISH OR OTHER HIGH MINERAL CONTENT WATER TO PROVIDE EFFLUENT WATERS FOR DOMESTIC AND INDUSTRIAL USAGE AND TO THE TREATMENT OF THE DOMESTIC AND INDUSTRAIL WASTE WATER FOR MULTIPLE REUSE SO AS TO SOLVE BOTH WATER SUPPLY AND WASTE WATER POLLUTION PROBLEMS. THE INVENTION COMBINES A DEMINERALIZATION SYSTEM WITH A SYSTEM UTILIZING A RELATIVELY NON-VOLATILE FLUIDIZING LIQUID AND CAPABLE OF OPERATING ON WASTE WATERS OF RELATIVELY HIGH SOLIDS CONTENT, THE LATTER SYSTEM RECEIVING HIGH MINERAL CONTNET EFFLUENT FROM THE DEMINERALIZER AS WELL AS WASTE WATERS FROM THE INDUSTRIAL AND/OR DOMESTIC SOURCES. POTABLE WATER AND LOW MINERAL CONTENT WATERS FOR INDUSTRIAL USE ARE PRODUCED AND SUBSTANTIALLY ALL WATER IS REUSED EXCEPTING THAT LOST BY EVAPORATION TO THE ATMOSPHERE OR BY USE IN IRRIGATION. THE SYSTEM IS PARTICULARLY WELL ADAPTED FOR SMALL COMMUNITIES HAVING AN
Inventors
- 👤 Walter H Chapman
- 👤 John F Eichelmann Jr
Bibliographic Details
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-07-12 | 1975-01-11 | 1975-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-12 | 1979-01-11 | 1979-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-12 | 1983-01-11 | 1983-07-13 | $7700.00 | Window Closed / Lapsed |