Patent US3167123A successfully refreshed from Google Patents.
US3167123A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of acidizing and introducing a corrosion inhibitor into a hydrocarbon producing formation
Assignee: Jersey Production Research Co
•
Filing: 1961-09-07
•
Granted: 1965-01-26
•
Expires: 1981-09-07
Abstract
No abstract record available.
Inventors
- 👤 John W Graham
- 👤 John K Kerver
- 👤 Iii Frank A Morgan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:02
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/25
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A METHOD FOR TREATING HYDROCARBON-CONTAINING SUBSURFACE FORMATIONS PENETRATED BY A BOREHOLE COMPRISING: INJETING A HIGHLY VISCOUS FLUID INTO SAID FORMATION TO SURROUND THE WELL BORE WITH A REGION OF HIGHLY VISCOUS FLUID AND THEN INJECTING A LOW VISCOSITY FLUID INTO THE REGION OF HIGHLY VISCOUS FLUID IN SAID FORMATION IN A MANNER SO AS TO PROVIDE RADIAL FINGERS OF LOWER VISCOSITY FLUID EXTENDING FROM THE BOREHOLE COMPLETELY THROUGH THE REGION CONTACTED BY THE HIGHLY VISCOUS FLUID THROUGH WHICH RESERVOIR FLUIDS MAY BE PRODUCED.
Claim 2
Independent Claim
83 words
A METHOD FOR TREATING HYDROCARBON-CONTAINING SUBSURFACE FORMATIONS PENETRATED BY A BOREHOLE COMPRISING: INJETING A HIGHLY VISCOUS FLUID INTO SAID FORMATION TO SURROUND THE WELL BORE WITH A REGION OF HIGHLY VISCOUS FLUID AND THEN INJECTING A LOW VISCOSITY FLUID INTO THE REGION OF HIGHLY VISCOUS FLUID IN SAID FORMATION IN A MANNER SO AS TO PROVIDE RADIAL FINGERS OF LOWER VISCOSITY FLUID EXTENDING FROM THE BOREHOLE COMPLETELY THROUGH THE REGION CONTACTED BY THE HIGHLY VISCOUS FLUID THROUGH WHICH RESERVOIR FLUIDS MAY BE PRODUCED.
References Cited (Backward Citations)
US2018199A
Cited
US2048362A
Cited
US2053285A
Cited
US2814347A
Cited
US2804145A
Cited
US3044550A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-26 | 1968-07-27 | 1969-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-26 | 1972-07-27 | 1973-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-26 | 1976-07-27 | 1977-01-26 | $7700.00 | Window Closed / Lapsed |