Patent US3136360A successfully refreshed from Google Patents.
US3136360A
Expired / Lapsed
US
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Methods useful in treating earth formations
Assignee: Halliburton Co
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Filing: 1960-04-25
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Granted: 1964-06-09
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Expires: 1980-04-25
Abstract
No abstract record available.
Inventors
- 👤 Ramos Joe
- 👤 Jr Homer C Mclaughlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:32
CPC Classifications
C; C09; C09K; C09K8/00; C09K8/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
IN A METHOD OF TREATING AN EARTH FORMATION WITH A TREATING COMPOSITION CONTAINING GEL-FORMING CONSTITUENTS SELECTED FROM THE GROUP CONSISTING OF WATER-SOLUBLE POLYMERIZABLE MATERIALS AND CHROME LIGNIN MATERIALS, THE STEP OF ADDING TO SAID COMPOSITION A FINELY DIVIDED WATER INERT FILTER AID MATERIAL IN SUFFICIENT QUANTITY TO SUBSTANTIALLY INCREASE THE FLUID LOSS OF SAID COMPOSITION INTO THE FORMATION TO BE TREATED.
Claim 2
Dependent Claim
61 words
IN A METHOD OF TREATING AN EARTH FORMATION WITH A TREATING COMPOSITION CONTAINING GEL-FORMING CONSTITUENTS SELECTED FROM THE GROUP CONSISTING OF WATER-SOLUBLE POLYMERIZABLE MATERIALS AND CHROME LIGNIN MATERIALS, THE STEP OF ADDING TO SAID COMPOSITION A FINELY DIVIDED WATER INERT FILTER AID MATERIAL IN SUFFICIENT QUANTITY TO SUBSTANTIALLY INCREASE THE FLUID LOSS OF SAID COMPOSITION INTO THE FORMATION TO BE TREATED.
References Cited (Backward Citations)
US2131338A
Cited
US2176266A
Cited
US2328625A
Cited
US2585378A
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US2683690A
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US2874545A
Cited
US2940729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |