Patent US3104715A successfully refreshed from Google Patents.
US3104715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treating liquid device for gas wells
Assignee: —
•
Filing: —
•
Granted: 1963-09-24
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Expires: 1980-09-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:29
CPC Classifications
E; E21; E21B; E21B27/00; E21B27/02; E21B41/00; E21B41/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A SUBSURFACE DEVICE FOR EJECTING TREATING LIQUIDS FOR TREATING SUBSURFACE BOREHOLE EQUIPMENT IN A GAS PRODUCING WELL COMPRISING: A TUBULAR MEMBER HAVING AT LEAST ONE FORMATION GAS INLET PORT FORMED THEREIN AND A PORTION THEREOF SHAPED TO PROVIDE A CONSTRICTION IN THE FLOW PATH OF THE GAS TO THEREBY CAUSE A LOWER PRESSURE IN THE FLOW PATH OF THE GAS AT SAID CONSTRICTION THAN THE HIGHER PRESSURE ELSEWHERE IN THE FLOW PATH OF THE GAS; A PACKER MOUNTED ON THE TUBULAR MEMBER ABOVE THE GAS INLET PORT: A TREATING LIQUID RESERVOIR; AT LEAST ONE PASSAGEWAY DIRECTLY EXPOSING THE TREATING LIQUID RESERVOIR TO THE PRESSURE OF THE GAS FLOWING THROUGH THE GAS INLET PORT; AND A TREATING LIQUID CONDUIT LEADING FROM THE RESERVOIR TO THE CONSTRICTION AND HAVING AN OUTLET INTO THE FLOW PATH OF THE GAS.
Claim 2
Dependent Claim
136 words
A SUBSURFACE DEVICE FOR EJECTING TREATING LIQUIDS FOR TREATING SUBSURFACE BOREHOLE EQUIPMENT IN A GAS PRODUCING WELL COMPRISING: A TUBULAR MEMBER HAVING AT LEAST ONE FORMATION GAS INLET PORT FORMED THEREIN AND A PORTION THEREOF SHAPED TO PROVIDE A CONSTRICTION IN THE FLOW PATH OF THE GAS TO THEREBY CAUSE A LOWER PRESSURE IN THE FLOW PATH OF THE GAS AT SAID CONSTRICTION THAN THE HIGHER PRESSURE ELSEWHERE IN THE FLOW PATH OF THE GAS; A PACKER MOUNTED ON THE TUBULAR MEMBER ABOVE THE GAS INLET PORT: A TREATING LIQUID RESERVOIR; AT LEAST ONE PASSAGEWAY DIRECTLY EXPOSING THE TREATING LIQUID RESERVOIR TO THE PRESSURE OF THE GAS FLOWING THROUGH THE GAS INLET PORT; AND A TREATING LIQUID CONDUIT LEADING FROM THE RESERVOIR TO THE CONSTRICTION AND HAVING AN OUTLET INTO THE FLOW PATH OF THE GAS.
References Cited (Backward Citations)
US1758376A
Cited
US2773551A
Cited
US2842152A
Cited
US2844205A
Cited
US2831660A
Cited
US2928471A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |