US3089416A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of and means for fracturing earth formations
Assignee: Individual
•
Filing: 1959-10-05
•
Granted: 1963-05-14
•
Expires: 1979-10-05
Abstract
No abstract record available.
Inventors
- 👤 Gilbert Bruce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:31
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/11; E21B43/116; E21B43/117; F; F42; F42B; F42B3/00; F42B3/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
211 words
AN APPARATUS FOR FRACTURING AN EARTH FORMATION IN A PREDETERMINED PLANE AT A LOCATION SPACED FROM A SURFACE OF SAID FORMATION, SAID APPARATUS INCLUDING: MOUNTING MEANS; A FIRST PAIR OF EXPLOSIVE JET CHARGES SECURED TO SAID MOUNTING MEANS AND HAVING SUBSTANTIALLY PARALLEL SPACED AXES LYING IN A COMMON PLANE FOR DIRECTING A FIRST PAIR OF JETS INTO THE FORMATION FROM THE SURFACE THEREOF TOWARD SAID LOCATION WHEN THE APPARATUS IS DISPOSED ADJACENT SAID SURFACE WITH SAID COMMON PLANE COPLANAR WITH SAID PREDETERMINED PLANE TO PENETRATE THE FORMATION AND GENERATE A PAIR OF SHOCK WAVES IN THE FORMATION HAVING PARALLEL SPACED AXES LYING IN SAID PREDETERMINED PLANE WHEREBY SAID PAIR OF SHOCK WAVES INTERSECT INITIALLY IN SAID PREDETERMINNED PLANE IN SAID FORMATION; A SECOND PAIR OF EXPLOSIVE JET CHARGES SECURED TO SAID MOUNTING MEANS HAVING CONVERGING AXES LYING IN A PLANE SUBSTANTIALLY PERPENDICULAR TO SAID COMMON PLANE AND INTERSECTING IN SAID COMMON PLANE AND BETWEEN THE AXES OF SAID FIRST PAIR OF JET CHARGES FOR DIRECTING INTO THE FORMATION FROM THE SURFACE THEREOF, WHEN THE APPARATUS IS DISPOSED ADJACENT SAID SURFACE WITH SAID COMMON PLANE COPLANAR WITH SAID PREDETERMINED PLANE, A SECOND PAIR OF JETS HAVING CONVERGENT AXES INTERSECTING AT SAID PREDETERMINED PLANE IN SAID FORMATION AND COLLIDING IN SAID PREDETERMINED PLANE
Claim 2
Independent Claim
211 words
AN APPARATUS FOR FRACTURING AN EARTH FORMATION IN A PREDETERMINED PLANE AT A LOCATION SPACED FROM A SURFACE OF SAID FORMATION, SAID APPARATUS INCLUDING: MOUNTING MEANS; A FIRST PAIR OF EXPLOSIVE JET CHARGES SECURED TO SAID MOUNTING MEANS AND HAVING SUBSTANTIALLY PARALLEL SPACED AXES LYING IN A COMMON PLANE FOR DIRECTING A FIRST PAIR OF JETS INTO THE FORMATION FROM THE SURFACE THEREOF TOWARD SAID LOCATION WHEN THE APPARATUS IS DISPOSED ADJACENT SAID SURFACE WITH SAID COMMON PLANE COPLANAR WITH SAID PREDETERMINED PLANE TO PENETRATE THE FORMATION AND GENERATE A PAIR OF SHOCK WAVES IN THE FORMATION HAVING PARALLEL SPACED AXES LYING IN SAID PREDETERMINED PLANE WHEREBY SAID PAIR OF SHOCK WAVES INTERSECT INITIALLY IN SAID PREDETERMINNED PLANE IN SAID FORMATION; A SECOND PAIR OF EXPLOSIVE JET CHARGES SECURED TO SAID MOUNTING MEANS HAVING CONVERGING AXES LYING IN A PLANE SUBSTANTIALLY PERPENDICULAR TO SAID COMMON PLANE AND INTERSECTING IN SAID COMMON PLANE AND BETWEEN THE AXES OF SAID FIRST PAIR OF JET CHARGES FOR DIRECTING INTO THE FORMATION FROM THE SURFACE THEREOF, WHEN THE APPARATUS IS DISPOSED ADJACENT SAID SURFACE WITH SAID COMMON PLANE COPLANAR WITH SAID PREDETERMINED PLANE, A SECOND PAIR OF JETS HAVING CONVERGENT AXES INTERSECTING AT SAID PREDETERMINED PLANE IN SAID FORMATION AND COLLIDING IN SAID PREDETERMINED PLANE
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) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |