US3312296A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of reducing the permeability of portions of bore holes
Assignee: Halliburton Co
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Filing: 1964-05-13
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Granted: 1967-04-04
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Expires: 1984-05-13
Abstract
No abstract record available.
Inventors
- 👤 Paramore Edwin Lee
- 👤 Jr Neal W Glazner
- 👤 Ronney R Koch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:01
CPC Classifications
E; E21; E21B; E21B21/00; E21B21/003; E21B21/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A METHOD OF REDUCING THE PERMEABILITY OF A PORTION OF A HOLE FORMED IN THE EARTH, SAID METHOD COMPRISING: DIRECTING A CONFINED FLOW OF SEALANT MATERIAL, ISOLATED FROM THE PERIPHERY OF SAID HOLE, GENERALLY AXIALLY OF SAID HOLE AND TOWARD SAID HOLE PORTION, SAID SEALANT MATERIAL COMPRISING A COMPOSITION INCLUDING LATEX AND GYPSUM CEMENT MATERIALS; CONSTRICTING SAID AXIAL FLOW OF SEALANT MATERIAL SO THAT ITS FLOW VELOCITY IS INCREASED; PASSING SAID CONSTRICTED FLOW THROUGH OUTLET MEANS SO AS TO FORM A DIVERGING SPRAY OF SEALANT MATERIAL PARTICLES; AND PROJECTING SAID SPRAY OF SEALANT MATERIAL PARTICLES FROM SAID OUTLET MEANS TOWARD THE WALL OF SAID HOLE PORTIONS; SAID SEALANT MATERIAL BEING IMPINGED AS PARTICLES AGAINST SAID WALL PORTION WHILE MAINTAINING A SPACE BETWEEN SAID OUTLET MEANS AND SAID WALL PORTION SUBSTANTIALLY UNOCCUPIED BY CONTINUOUS PHASE LIQUID MATERIAL; AND SAID THUS IMPINGED SEALANT MATERIAL BEING, AT LEAST IN PART, IMBIBED BY SAID PERMEABLE FORMATIONS.
Claim 2
Independent Claim
152 words
A METHOD OF REDUCING THE PERMEABILITY OF A PORTION OF A HOLE FORMED IN THE EARTH, SAID METHOD COMPRISING: DIRECTING A CONFINED FLOW OF SEALANT MATERIAL, ISOLATED FROM THE PERIPHERY OF SAID HOLE, GENERALLY AXIALLY OF SAID HOLE AND TOWARD SAID HOLE PORTION, SAID SEALANT MATERIAL COMPRISING A COMPOSITION INCLUDING LATEX AND GYPSUM CEMENT MATERIALS; CONSTRICTING SAID AXIAL FLOW OF SEALANT MATERIAL SO THAT ITS FLOW VELOCITY IS INCREASED; PASSING SAID CONSTRICTED FLOW THROUGH OUTLET MEANS SO AS TO FORM A DIVERGING SPRAY OF SEALANT MATERIAL PARTICLES; AND PROJECTING SAID SPRAY OF SEALANT MATERIAL PARTICLES FROM SAID OUTLET MEANS TOWARD THE WALL OF SAID HOLE PORTIONS; SAID SEALANT MATERIAL BEING IMPINGED AS PARTICLES AGAINST SAID WALL PORTION WHILE MAINTAINING A SPACE BETWEEN SAID OUTLET MEANS AND SAID WALL PORTION SUBSTANTIALLY UNOCCUPIED BY CONTINUOUS PHASE LIQUID MATERIAL; AND SAID THUS IMPINGED SEALANT MATERIAL BEING, AT LEAST IN PART, IMBIBED BY SAID PERMEABLE FORMATIONS.
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) | 1970-04-03 | 1970-10-03 | 1971-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-03 | 1974-10-03 | 1975-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-03 | 1978-10-03 | 1979-04-04 | $7700.00 | Window Closed / Lapsed |