Patent US3153449A successfully refreshed from Google Patents.
US3153449A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for completing a well
Assignee: Schlumberger Well Surveying Corp
•
Filing: 1960-03-30
•
Granted: 1964-10-20
•
Expires: 1980-03-30
Abstract
No abstract record available.
Inventors
- 👤 Maurice P Lebourg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:15
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/02; E21B43/025; E21B33/00; E21B33/10; E21B33/13; E21B33/138; E21B43/11; E21B43/116; E21B43/117
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
187 words
PERFORATING APPARATUS FOR USE IN A WELL BORE CONTAINING A WELL FLUID COMPRISING: A TOOL HAVING A ANNULAR ELASTOMER SHAPED SEALING MEMBER FOR ISOLATING AN AREA ALONG THE LENGTH OF THE BORE FROM THE WELL FLUID; MEANS IN SAID TOOL FOR ENGAGING THE WALL OF THE WELL BORE TO PROMOTE THE CONTACT OF SAID SEALING MEMBER WITH THE WELL BORE AND THE ISOLATION OF SAID AREA; SAID TOOL HAVING A CHAMBER ADJACENT TO SAID ANNULAR SEALING MEMBER WHICH IS NORMALLY CLOSED; PERFORATOR MEANS IN SAID CHAMBER SUITABLY ALIGNED WITH A CENTRAL PORTION OF SAID SEALING MEMBER AND ARRANGED TO DEVELOP, UPON DENTONATION, A PERFORATION IN THE EARTH FORMATIONS WHICH IS IN FLUID COMMUNICATION WITH SAID ISOLATED AREA AND CHAMBER; SAID TOOL HAVING A TREATING FLUID CYLINDER AND A TREATING FLUID FOR THE FORMATIONS THEREIN AND A CONDUIT ARRANGED TO CONNECT SAID CHAMBER AND SAID CYLINDER; A NORMALLY CLOSED VALVE IN SAID CONDUIT ARRANGED TO BE OPENED TO COUPLE THE TREATING FLUID TO THE ISOLATED AREA; AND MEANS RESPONSIVE TO HYDROSTATIC PRESSURE OF THE WELL FLUID IN SAID TOOL FOR FORCING SAID TREATING FLUID INTO THE ISOLATED AREA.
Claim 2
Dependent Claim
187 words
PERFORATING APPARATUS FOR USE IN A WELL BORE CONTAINING A WELL FLUID COMPRISING: A TOOL HAVING A ANNULAR ELASTOMER SHAPED SEALING MEMBER FOR ISOLATING AN AREA ALONG THE LENGTH OF THE BORE FROM THE WELL FLUID; MEANS IN SAID TOOL FOR ENGAGING THE WALL OF THE WELL BORE TO PROMOTE THE CONTACT OF SAID SEALING MEMBER WITH THE WELL BORE AND THE ISOLATION OF SAID AREA; SAID TOOL HAVING A CHAMBER ADJACENT TO SAID ANNULAR SEALING MEMBER WHICH IS NORMALLY CLOSED; PERFORATOR MEANS IN SAID CHAMBER SUITABLY ALIGNED WITH A CENTRAL PORTION OF SAID SEALING MEMBER AND ARRANGED TO DEVELOP, UPON DENTONATION, A PERFORATION IN THE EARTH FORMATIONS WHICH IS IN FLUID COMMUNICATION WITH SAID ISOLATED AREA AND CHAMBER; SAID TOOL HAVING A TREATING FLUID CYLINDER AND A TREATING FLUID FOR THE FORMATIONS THEREIN AND A CONDUIT ARRANGED TO CONNECT SAID CHAMBER AND SAID CYLINDER; A NORMALLY CLOSED VALVE IN SAID CONDUIT ARRANGED TO BE OPENED TO COUPLE THE TREATING FLUID TO THE ISOLATED AREA; AND MEANS RESPONSIVE TO HYDROSTATIC PRESSURE OF THE WELL FLUID IN SAID TOOL FOR FORCING SAID TREATING FLUID INTO THE ISOLATED AREA.
Claim 3
Independent Claim
91 words
A METHOD OF TREATING EARTH FORMATIONS TRAVERSED BY A BOREHOLE WHERE THE BOREHOLE IS LINED WITH A CASING CEMENTED IN PLACE AND THE CASING HAS A COLUMN OF WELL CONTROL FLUID THEREIN COMPRISING THE STEPS OF: PACKING OFF AN AREA ON A SIDE OF THE CASING FROMT HE PRESSURE OF THE WELL FLUID; DEVELOPING A PERFORATION THROUGH THE PACKED OFF AREA EXTENDING THROUGH THE CASING AND CEMENT INTO FROMATION MATERIAL THEREBEYOND; AND INJECTIN FORMATION CONSOLIDATION MATERIAL UNDER THE PRESSURE OF THE WELL FLUID INTO SUCH PERFORATION PRIOR TO UNPACKING SAID AREA.
Claim 4
Independent Claim
91 words
A METHOD OF TREATING EARTH FORMATIONS TRAVERSED BY A BOREHOLE WHERE THE BOREHOLE IS LINED WITH A CASING CEMENTED IN PLACE AND THE CASING HAS A COLUMN OF WELL CONTROL FLUID THEREIN COMPRISING THE STEPS OF: PACKING OFF AN AREA ON A SIDE OF THE CASING FROMT HE PRESSURE OF THE WELL FLUID; DEVELOPING A PERFORATION THROUGH THE PACKED OFF AREA EXTENDING THROUGH THE CASING AND CEMENT INTO FROMATION MATERIAL THEREBEYOND; AND INJECTIN FORMATION CONSOLIDATION MATERIAL UNDER THE PRESSURE OF THE WELL FLUID INTO SUCH PERFORATION PRIOR TO UNPACKING SAID AREA.
References Cited (Backward Citations)
US2381929A
Cited
US2642142A
Cited
US2582719A
Cited
US2674313A
Cited
US2766828A
Cited
US2934146A
Cited
US2867278A
Cited
US2986214A
Cited
US2926603A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-20 | 1968-04-20 | 1968-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-20 | 1972-04-20 | 1972-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-20 | 1976-04-20 | 1976-10-20 | $7700.00 | Window Closed / Lapsed |