US3126056A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic fracturing of earth formations
Assignee: —
•
Filing: —
•
Granted: 1964-03-24
•
Expires: 1981-03-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:12
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/25; E21B43/26; E21B43/267
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A METHOD OF PROPPING AND AT THE SAME TIME SEALING AN EARTH FORMATION FRACTURE FROM WHCH PETROLEUM CAN BE PRODUCED WHICH COMPRISES PASSING INTO SAID FRACTURE AS IT IS BEING PROPPED AN ADMIXTURE OF PROPPING AND SEALING MATERIALS, INITIALLY PASSING INTO THE FORMATON AN ADMIXTURE AS DESCRIBED IN WHICH THE PROPORTION OF SEALING MATERIAL IS SELECTED SO AS TO SEAL THE PROPPED FORMATION, AT LOWER LEVELS AT WHICH WATER IS APT TO BE FOUND OR TO COLLECT, WHEN WATER IS PRESENT, THEN AS THE FORMATION IS BEING PROPPED REDUCING THE PROPORTION OF SEALING MATERIAL AND INCREASING THE PROPORTION OF PROPPING MATERIAL IN A PROPPING MATERIALS DEPOSITED AT HIGHER AND HIGHER LEVELS N THE FORMATION WILL BE SUCH THAT THE FRACTURE FROM AT ABOUT THE EXPECTED PETROLEUM-WATER INTERFACE TO A HIGHER LEVEL WILL NOW BE PRIMARILY PROPPED AND NOT SEALED SO THAT WATER FLOWING AT LEVELS HIGHER THAN SAID EXPECTED INTERFACE WILL BE PRODUCED IN UEU OF CAUSING A SEALING OF THE FORMATION.
Claim 2
Independent Claim
162 words
A METHOD OF PROPPING AND AT THE SAME TIME SEALING AN EARTH FORMATION FRACTURE FROM WHCH PETROLEUM CAN BE PRODUCED WHICH COMPRISES PASSING INTO SAID FRACTURE AS IT IS BEING PROPPED AN ADMIXTURE OF PROPPING AND SEALING MATERIALS, INITIALLY PASSING INTO THE FORMATON AN ADMIXTURE AS DESCRIBED IN WHICH THE PROPORTION OF SEALING MATERIAL IS SELECTED SO AS TO SEAL THE PROPPED FORMATION, AT LOWER LEVELS AT WHICH WATER IS APT TO BE FOUND OR TO COLLECT, WHEN WATER IS PRESENT, THEN AS THE FORMATION IS BEING PROPPED REDUCING THE PROPORTION OF SEALING MATERIAL AND INCREASING THE PROPORTION OF PROPPING MATERIAL IN A PROPPING MATERIALS DEPOSITED AT HIGHER AND HIGHER LEVELS N THE FORMATION WILL BE SUCH THAT THE FRACTURE FROM AT ABOUT THE EXPECTED PETROLEUM-WATER INTERFACE TO A HIGHER LEVEL WILL NOW BE PRIMARILY PROPPED AND NOT SEALED SO THAT WATER FLOWING AT LEVELS HIGHER THAN SAID EXPECTED INTERFACE WILL BE PRODUCED IN UEU OF CAUSING A SEALING OF THE FORMATION.
References Cited (Backward Citations)
US2337295A
Cited
US2699212A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-24 | 1967-09-23 | 1968-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-24 | 1971-09-23 | 1972-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-24 | 1975-09-23 | 1976-03-24 | $7700.00 | Window Closed / Lapsed |