US3136360A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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 12:40
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)
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Cited
US2176266A
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US2328625A
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US2585378A
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US2683690A
Cited
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 |