Patent US3221814A successfully refreshed from Google Patents.
US3221814A
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Sand consolidation method
Assignee: Halliburton Co
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Filing: 1963-04-01
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Granted: 1965-12-07
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Expires: 1983-04-01
Abstract
No abstract record available.
Inventors
- 👤 Wayne F Hower
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:19
CPC Classifications
C; C09; C09K; C09K8/00; C09K8/56; C09K8/57; C09K8/575; C09K8/5751
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A METHOD OF PERMEABLY CONSOLIDATING LOOSE SANDS, EARTHEN FORMATIONS OR THE LIKE, CONSISTING OF THE STEPS OF: (A) INTRODUCING A FORMATION CONDITIONER INTO THE FORMATION TO BE CONSOLIDATED; (B) INTRODUCING A PHENOLIC RESIN CONTAINING A RELATIVELY SMALL AMOUNT OF GAMMA-AMINOPROPYLTRIETHOXYSILANE INTO THE FORMATION; AND (C) INTRODUCING AN OIL OVERFLUSH SOLUTION CONTAINING A RELATIVELY SMALL AMOUNT OF CRESOL MIXED THEREWITH INTO THE FORMATION.
Claim 2
Independent Claim
62 words
A METHOD OF PERMEABLY CONSOLIDATING LOOSE SANDS, EARTHEN FORMATIONS OR THE LIKE, CONSISTING OF THE STEPS OF: (A) INTRODUCING A FORMATION CONDITIONER INTO THE FORMATION TO BE CONSOLIDATED; (B) INTRODUCING A PHENOLIC RESIN CONTAINING A RELATIVELY SMALL AMOUNT OF GAMMA-AMINOPROPYLTRIETHOXYSILANE INTO THE FORMATION; AND (C) INTRODUCING AN OIL OVERFLUSH SOLUTION CONTAINING A RELATIVELY SMALL AMOUNT OF CRESOL MIXED THEREWITH INTO THE FORMATION.
References Cited (Backward Citations)
US3052583A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |