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US3302718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Consolidation through lateral channels
Assignee: Shell USA Inc
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Filing: 1964-11-17
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Granted: 1967-02-07
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Expires: 1984-11-17
Abstract
No abstract record available.
Inventors
- 👤 Prats Michael
- 👤 Edmond H Bruist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:24
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/02; E21B43/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A METHOD OF REDUCING SAND INTRUSION INTO WELL BOREHOLES PENETRATING AN UNCONSOLIDATED, FLUID-PRODUCING RESERVOIR FORMATION HAVING NON-UNIFORM PERMEABILITY COMPRISING THE STEPS OF: (A) DETERMINING THE DEPTH BOUNDARIES OF AT LEAST ONE LAYER WITHIN SAID RESERVOIR FORMATION IN WHICH THE PERMEABILITY IS SUBSTANTIALLY UNIFORM; (B) CASING SAID BOREHOLE AND SEALING SAID CASING IN SAID RESERVOIR WITH SEALANT TO THE EXTENT OF ITS VERTICAL TRAVERSE OF SAID RESERVOIR; (C) PERFORATING SAID CASING AND SEALANT BETWEEN SAID DEPTH BOUNDARIES OF AT LEAST ONE LAYER IN SAID RESERVOIR FORMATION IN WHICH THE PERMEABILITY IS SUBSTANTIALLY UNIFORM; AND (D) FORCING A SOLIDS-FREE, FLUID GRAIN-BONDING CONSOLIDATING AGENT THROUGH THE RESULTING PERFORATIONS INTO SAID UNIFORMLY PERMEABLE LAYER WHEREBY A LAYER OF
Claim 2
Independent Claim
114 words
A METHOD OF REDUCING SAND INTRUSION INTO WELL BOREHOLES PENETRATING AN UNCONSOLIDATED, FLUID-PRODUCING RESERVOIR FORMATION HAVING NON-UNIFORM PERMEABILITY COMPRISING THE STEPS OF: (A) DETERMINING THE DEPTH BOUNDARIES OF AT LEAST ONE LAYER WITHIN SAID RESERVOIR FORMATION IN WHICH THE PERMEABILITY IS SUBSTANTIALLY UNIFORM; (B) CASING SAID BOREHOLE AND SEALING SAID CASING IN SAID RESERVOIR WITH SEALANT TO THE EXTENT OF ITS VERTICAL TRAVERSE OF SAID RESERVOIR; (C) PERFORATING SAID CASING AND SEALANT BETWEEN SAID DEPTH BOUNDARIES OF AT LEAST ONE LAYER IN SAID RESERVOIR FORMATION IN WHICH THE PERMEABILITY IS SUBSTANTIALLY UNIFORM; AND (D) FORCING A SOLIDS-FREE, FLUID GRAIN-BONDING CONSOLIDATING AGENT THROUGH THE RESULTING PERFORATIONS INTO SAID UNIFORMLY PERMEABLE LAYER WHEREBY A LAYER OF
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |