Patent US3199588A successfully refreshed from Google Patents.
US3199588A
Expired / Lapsed
US
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Formation plugging method
Assignee: Sinclair Research Inc
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Filing: 1961-10-31
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Granted: 1965-08-10
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Expires: 1981-10-31
Abstract
No abstract record available.
Inventors
- 👤 Don R Holbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:00
CPC Classifications
C; C09; C09K; C09K8/00; C09K8/50; C09K8/504; C09K8/506; C09K8/508; C09K8/5083; C08; C08F; C08F20/00; C08F20/02; C08F20/52; C08F20/54; C08F20/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A PROCESS FOR SELECTIVELY PLUGGINNG AN OIL-BEARING, SUBTERRANEAN, HIGH-PERMEABILITY AREA WHICH EXTENDS BETWEEN AND COMMUNICATES WITH FIRST AND SECOND WELL BORES SPACED APART FROM EACH OTHER, WHICH COMPRISES INTRODUCING CATALYZED RESIN-FORMING MATERIAL INTO SAID FIRST BORE AND THROUGH THE HIGH-PERMEABILITY AREA TO A POSITION AT LEAST ABOUT 60 PERCENT OF THE DISTANCE TO SAID SECOND BORE AT WHICH POSITION THE CATALYZED RESIN-FORMING AMTERIAL SETS TO PLUG SAID HIGH-PERMEABILITY AREA, AND PUMPING AT AN INCREASED PRESSURE FROM SAID FIRST BORE AN AMOUNT OF CATALYZED RESIN-FORMING MATERIAL INTO THE HIGH-PERMEABILITY AREA, SAID LATTER CATALYZED RESIN-FORMING MATERIAL BEING PUMPED AGAINST THE RESISTANCE OF PREVIOUSLY SET CATALYZED RESIN-FORMING MATERIAL, TO REGRESSIVELY PLUG THE HIGH-PERMEABILITY AREA FROM SAID POSITION TO A POSITION IN SAID AREA IN THE VICINITY OF SAID FIRST BORE, THEREBY PLUBBING AT LEAST ABOUT 60 PERCENT OF THE LENGTH OF THE HIGH-PERMEABILITY AREA.
Claim 2
Dependent Claim
141 words
A PROCESS FOR SELECTIVELY PLUGGINNG AN OIL-BEARING, SUBTERRANEAN, HIGH-PERMEABILITY AREA WHICH EXTENDS BETWEEN AND COMMUNICATES WITH FIRST AND SECOND WELL BORES SPACED APART FROM EACH OTHER, WHICH COMPRISES INTRODUCING CATALYZED RESIN-FORMING MATERIAL INTO SAID FIRST BORE AND THROUGH THE HIGH-PERMEABILITY AREA TO A POSITION AT LEAST ABOUT 60 PERCENT OF THE DISTANCE TO SAID SECOND BORE AT WHICH POSITION THE CATALYZED RESIN-FORMING AMTERIAL SETS TO PLUG SAID HIGH-PERMEABILITY AREA, AND PUMPING AT AN INCREASED PRESSURE FROM SAID FIRST BORE AN AMOUNT OF CATALYZED RESIN-FORMING MATERIAL INTO THE HIGH-PERMEABILITY AREA, SAID LATTER CATALYZED RESIN-FORMING MATERIAL BEING PUMPED AGAINST THE RESISTANCE OF PREVIOUSLY SET CATALYZED RESIN-FORMING MATERIAL, TO REGRESSIVELY PLUG THE HIGH-PERMEABILITY AREA FROM SAID POSITION TO A POSITION IN SAID AREA IN THE VICINITY OF SAID FIRST BORE, THEREBY PLUBBING AT LEAST ABOUT 60 PERCENT OF THE LENGTH OF THE HIGH-PERMEABILITY AREA.
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) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |