Patent US3843462A successfully refreshed from Google Patents.
← Back to Patent Explorer
US3843462A Expired / Lapsed US ⏱️ 0.0 years remaining

Hot ball desalination process

Assignee: Occidental Petroleum Corp
•
Filing: 1972-11-22
•
Granted: 1974-10-22
•
Expires: 1992-11-22
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract (F) CONDENSING THE WATER VAPOR PRODUCED BY THE DISTILLATION ON THE SURFACES OF THE SEPARATED RELATIVELY COOLED PELLETS; (G) REMOVING AND COLLECTING THE CONDENSATED FROM THE SURFACES OF THE PELLETS; AND (H) REHEATING THE PELLETS FROM A SOURCE EXTERNAL TO SAID SYSTEM FOR RECYCLING THROUGH THE SYSTEM AS THE HEATED PELLETS OF STEP (B). 1. A PROCESS FOR RECOVERING POTABLE WATER FROM SALINE SOLUTIONS SUCH AS SEAWATER AND OTHER BRACKISH WATERS IN A PRESSURIZED FLASH DISTILLATION SYSTEM COMPRISING: (A) PRESSURIZING THE SALINE WATER TO A PRESSURE THAT WILL INSURE THAT THE SALINE WATER WILL REMAIN LIQUID DIRING HEATING OF THE SALINE WATER; (B) HEATING A STREAM OF THE PRESSURIZED RELATIVELY COOL SALINE WATER TO AT LEAST THE FLASH DISTILLATION TEMPERATURE OF THE INITIAL FLASH DISTILLATION STAGE BY COUNTER CURRENTLY FLOWING HEATED A MOVING STREAM OF PELLETS THROUGH THE STREAM OF SALINE WATER, THE SALINE WATER BEING PRESSURIZED THROUGHOUT THE ZONE OF CONTACT WITH THE PELLETS AND RE,AINING LIQUID; (C) SEPARATING THE EXITING, THUS RELATIVELY COOLED PELLETS FROM THE STREAM OF HEATED SALINE WATER (D) TRANSFERRING SAID STREAM OF HEATED SALINE WATER FREE OF PELLETS TO THE INITIAL FLASH DISTILLATION STAGE, SAID STREAM HAVING BEN HEATED TO THE FLASH DISTILLATION TEMPERATURE IN STEP (B); (E) PATIALLY REDUCING THE PRESSURE AND TEMPERATURE OF SAID STREAM OF HEATED SALINE WATER IN THE FLASH DISTILLATION STAGE TO FLASH DISTILL WATER VAPOR FROM SAID STREAM;

Inventors

  • 👤 J Phillips

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 10:46
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/02; C02F1/04; C02F1/10; Y; Y02; Y02A; Y02A20/00; Y02A20/124; Y10; Y10S; Y10S159/00; Y10S159/29; Y10S203/00; Y10S203/11

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 175 words
A PROCESS FOR RECOVERING POTABLE WATER FROM SALINE SOLUTIONS SUCH AS SEAWATER AND OTHER BRACKISH WATERS IN A PRESSURIZED FLASH DISTILLATION SYSTEM COMPRISING: (A) PRESSURIZING THE SALINE WATER TO A PRESSURE THAT WILL INSURE THAT THE SALINE WATER WILL REMAIN LIQUID DIRING HEATING OF THE SALINE WATER; (B) HEATING A STREAM OF THE PRESSURIZED RELATIVELY COOL SALINE WATER TO AT LEAST THE FLASH DISTILLATION TEMPERATURE OF THE INITIAL FLASH DISTILLATION STAGE BY COUNTER CURRENTLY FLOWING HEATED A MOVING STREAM OF PELLETS THROUGH THE STREAM OF SALINE WATER, THE SALINE WATER BEING PRESSURIZED THROUGHOUT THE ZONE OF CONTACT WITH THE PELLETS AND RE,AINING LIQUID; (C) SEPARATING THE EXITING, THUS RELATIVELY COOLED PELLETS FROM THE STREAM OF HEATED SALINE WATER (D) TRANSFERRING SAID STREAM OF HEATED SALINE WATER FREE OF PELLETS TO THE INITIAL FLASH DISTILLATION STAGE, SAID STREAM HAVING BEN HEATED TO THE FLASH DISTILLATION TEMPERATURE IN STEP (B); (E) PATIALLY REDUCING THE PRESSURE AND TEMPERATURE OF SAID STREAM OF HEATED SALINE WATER IN THE FLASH DISTILLATION STAGE TO FLASH DISTILL WATER VAPOR FROM SAID STREAM;
Claim 2
Dependent Claim 175 words
A PROCESS FOR RECOVERING POTABLE WATER FROM SALINE SOLUTIONS SUCH AS SEAWATER AND OTHER BRACKISH WATERS IN A PRESSURIZED FLASH DISTILLATION SYSTEM COMPRISING: (A) PRESSURIZING THE SALINE WATER TO A PRESSURE THAT WILL INSURE THAT THE SALINE WATER WILL REMAIN LIQUID DIRING HEATING OF THE SALINE WATER; (B) HEATING A STREAM OF THE PRESSURIZED RELATIVELY COOL SALINE WATER TO AT LEAST THE FLASH DISTILLATION TEMPERATURE OF THE INITIAL FLASH DISTILLATION STAGE BY COUNTER CURRENTLY FLOWING HEATED A MOVING STREAM OF PELLETS THROUGH THE STREAM OF SALINE WATER, THE SALINE WATER BEING PRESSURIZED THROUGHOUT THE ZONE OF CONTACT WITH THE PELLETS AND RE,AINING LIQUID; (C) SEPARATING THE EXITING, THUS RELATIVELY COOLED PELLETS FROM THE STREAM OF HEATED SALINE WATER (D) TRANSFERRING SAID STREAM OF HEATED SALINE WATER FREE OF PELLETS TO THE INITIAL FLASH DISTILLATION STAGE, SAID STREAM HAVING BEN HEATED TO THE FLASH DISTILLATION TEMPERATURE IN STEP (B); (E) PATIALLY REDUCING THE PRESSURE AND TEMPERATURE OF SAID STREAM OF HEATED SALINE WATER IN THE FLASH DISTILLATION STAGE TO FLASH DISTILL WATER VAPOR FROM SAID STREAM;

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-10-21 1978-04-22 1978-10-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-10-21 1982-04-22 1982-10-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-10-21 1986-04-22 1986-10-22 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag