US3176767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Consolidation of incompetent earth formations
Assignee: California Research LLC
•
Filing: 1962-08-22
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Granted: 1965-04-06
•
Expires: 1982-08-22
Abstract
No abstract record available.
Inventors
- 👤 Brandt Harry
- 👤 Barney R Treadway
- 👤 Jr Phillip H Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:57
CPC Classifications
C; C09; C09K; C09K8/00; C09K8/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A PROCESS FOR CONSOLIDATING AN INCOMPETENT EARTH FORMATION OF LOOSE EARTH PARTICLES ADJACENT TO A BOREHOLE, WHICH COMPRISES IMPREGNATING THE FORMATION WITH A LIQUID RESINOUS MIXTURE CURABLE TO THE SOLID, INSOLUBLE AND INFUSIBLE STATE BY TREATMENT WITH A CURING AGENT, FLUSHING THE FORMATION THUS IMPREGNATED WITH AN IERT, RESIN IMMISCIBLE LIQUID IN PROPORTIONS OF 1 TO 10 VOLUMES PER VOLUME OF SAID RESINOUS MIXTURE TO IMPART PERMEABILITY TO THE TREATED FORMATION AND LEAVE A FILM OF THE RESINOUS MIXTURE AROUND THE EARTH PARTICLES, THEN CONTACTING SAID FILM OF RESINOUS MIXTURE WITH A CURING AGENT TO RENDER THE FILM SOLID, INSOLUBLE AND INFUSIBLE.
Claim 2
Dependent Claim
102 words
A PROCESS FOR CONSOLIDATING AN INCOMPETENT EARTH FORMATION OF LOOSE EARTH PARTICLES ADJACENT TO A BOREHOLE, WHICH COMPRISES IMPREGNATING THE FORMATION WITH A LIQUID RESINOUS MIXTURE CURABLE TO THE SOLID, INSOLUBLE AND INFUSIBLE STATE BY TREATMENT WITH A CURING AGENT, FLUSHING THE FORMATION THUS IMPREGNATED WITH AN IERT, RESIN IMMISCIBLE LIQUID IN PROPORTIONS OF 1 TO 10 VOLUMES PER VOLUME OF SAID RESINOUS MIXTURE TO IMPART PERMEABILITY TO THE TREATED FORMATION AND LEAVE A FILM OF THE RESINOUS MIXTURE AROUND THE EARTH PARTICLES, THEN CONTACTING SAID FILM OF RESINOUS MIXTURE WITH A CURING AGENT TO RENDER THE FILM SOLID, INSOLUBLE AND INFUSIBLE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |