Patent US3248306A successfully refreshed from Google Patents.
US3248306A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water purification convective distillation apparatus
Assignee: Individual
•
Filing: 1962-08-28
•
Granted: 1966-04-26
•
Expires: 1982-08-28
Abstract
No abstract record available.
Inventors
- 👤 Charles R Cummings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:58
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/02; C02F1/04; C02F1/10; C02F1/045; Y; Y10; Y10S; Y10S159/00; Y10S159/06; Y10S159/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
284 words
AN APPARATUS FOR EXTRACTING FRESH WATER FROM IMPURE WATER IN A CONTINUOUS MANNER ON A MASS SCALE COMPRISING A LARGE SUBSTANTIALLY CLOSED COALESCENCE CHAMBER HAVING A BOTTOM OUTLET OPENING, A VERTICAL AXIS OF ROTATION BLOWER AT SAID OUTLET OPENING TO DRAW COALESCED FRESH WATER DROPLETS AND AIR FROM THE COALESCENCE CHAMBER AND TO MAINTAIN SUBATMOSPHERIC PRESSURE THEREIN, MEANS FORMING A HIGH PRESSURE CHAMBR AROND SAID BLOWER AND BENEATH THE COALESCENCE CHAMBER, SAID BLOWER DRIVING COALESCED FRESH WATER DROPLETS RADIALLY OUTWARDLY HORIZONTALLY IN THE HIGH PRESSURE CHAMBER, SAID HIGH PRESSURE CHAMBER INCLUDING A FLOOR HAVING FRESH WATER DRAIN MEANS, TURBINE MEANS BENEATH SAID FLOOR FOR DRIVING SAID BLOWER, BRANCH HORIZONTAL DRAIN PASSAGE LEADING FROM OPPOSITE SIDES OF THE HIGH PRESSURE CHAMBER AND COALESCENCE CHAMBER, A RELATIVELY SMALL ATMOSPHERIC AIR HEATING AND MOISTURE SATURATING CHAMBER BETWEEN SAID PASSAGES AND NEAR ONE SIDE OF THE COALESCENCE AND HIGH PRESSURE CHAMBERS AND SUBSTANTIALLY SEPARATED FROM THE LATTER, SAID ATOMSPHERIC CHAMBER COMMUNICATING WITH SAID PASSAGES NEAR THE BOTTOMOF THE ATMOSPHERIC CHAMBER, SAID ATMOSPHERIC CHAMBER ALSO COMMUNICATING WITH THE OUTSIDE ATMOSPHERE, AN AIR HEATING ELEMENT WITHIN SAID ATMOSPHERIC CHAMBER TO ELEVATE THE TEMPERATURE OF AIR ENTERING THE SME, VARIABLE LOUVER MEANS BETWEEN THE TOP PORTION OF THE ATMOSPHRIC CHAMBER AND SAID COALESCENCE CHAMBER, AND HEAT EXCHANGE COIL IN THE TOP PORTION OF THE ATMOSPHERIC CHAMBER ADAPTED TO CONVEY IMPURE WATER INTO THE ATMOSPHERIC CHAMBER AND TO CHILL MOISTURE-LADEN WARM AIR RISING THEREIN, DEPENDING NOZZLE MEANS ON THE HEAT EXCHANGE COL FOR DIRECTING IMPURE WATER DOWNWARDLY THEREFROM IN THE ATMOSPHERIC CHAMBER OPPOSITE TO THE FLOW OF WARM AIR THEREIN, AND MEANS IN THE ATMOSPHERIC CHAMBER NEAR THE NOZZLE MEANS TO DISPERSE THE IMPURE WATER INTO DROPLET FORM IN THE ATMOSPHERIC CHAMBER.
Claim 2
Independent Claim
284 words
AN APPARATUS FOR EXTRACTING FRESH WATER FROM IMPURE WATER IN A CONTINUOUS MANNER ON A MASS SCALE COMPRISING A LARGE SUBSTANTIALLY CLOSED COALESCENCE CHAMBER HAVING A BOTTOM OUTLET OPENING, A VERTICAL AXIS OF ROTATION BLOWER AT SAID OUTLET OPENING TO DRAW COALESCED FRESH WATER DROPLETS AND AIR FROM THE COALESCENCE CHAMBER AND TO MAINTAIN SUBATMOSPHERIC PRESSURE THEREIN, MEANS FORMING A HIGH PRESSURE CHAMBR AROND SAID BLOWER AND BENEATH THE COALESCENCE CHAMBER, SAID BLOWER DRIVING COALESCED FRESH WATER DROPLETS RADIALLY OUTWARDLY HORIZONTALLY IN THE HIGH PRESSURE CHAMBER, SAID HIGH PRESSURE CHAMBER INCLUDING A FLOOR HAVING FRESH WATER DRAIN MEANS, TURBINE MEANS BENEATH SAID FLOOR FOR DRIVING SAID BLOWER, BRANCH HORIZONTAL DRAIN PASSAGE LEADING FROM OPPOSITE SIDES OF THE HIGH PRESSURE CHAMBER AND COALESCENCE CHAMBER, A RELATIVELY SMALL ATMOSPHERIC AIR HEATING AND MOISTURE SATURATING CHAMBER BETWEEN SAID PASSAGES AND NEAR ONE SIDE OF THE COALESCENCE AND HIGH PRESSURE CHAMBERS AND SUBSTANTIALLY SEPARATED FROM THE LATTER, SAID ATOMSPHERIC CHAMBER COMMUNICATING WITH SAID PASSAGES NEAR THE BOTTOMOF THE ATMOSPHERIC CHAMBER, SAID ATMOSPHERIC CHAMBER ALSO COMMUNICATING WITH THE OUTSIDE ATMOSPHERE, AN AIR HEATING ELEMENT WITHIN SAID ATMOSPHERIC CHAMBER TO ELEVATE THE TEMPERATURE OF AIR ENTERING THE SME, VARIABLE LOUVER MEANS BETWEEN THE TOP PORTION OF THE ATMOSPHRIC CHAMBER AND SAID COALESCENCE CHAMBER, AND HEAT EXCHANGE COIL IN THE TOP PORTION OF THE ATMOSPHERIC CHAMBER ADAPTED TO CONVEY IMPURE WATER INTO THE ATMOSPHERIC CHAMBER AND TO CHILL MOISTURE-LADEN WARM AIR RISING THEREIN, DEPENDING NOZZLE MEANS ON THE HEAT EXCHANGE COL FOR DIRECTING IMPURE WATER DOWNWARDLY THEREFROM IN THE ATMOSPHERIC CHAMBER OPPOSITE TO THE FLOW OF WARM AIR THEREIN, AND MEANS IN THE ATMOSPHERIC CHAMBER NEAR THE NOZZLE MEANS TO DISPERSE THE IMPURE WATER INTO DROPLET FORM IN THE ATMOSPHERIC CHAMBER.
References Cited (Backward Citations)
US192635A
Cited
US614776A
Cited
US783942A
Cited
US1493756A
Cited
US1379502A
Cited
US2142747A
Cited
US2368665A
Cited
US2342062A
Cited
US2537259A
Cited
US2803591A
Cited
US3104211A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |