Method for restoring molybdenum to base line level in leached formation
US4378131A · kind A · utility
1Cited by
5References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 31, 1980 |
| Grant date | Mar 29, 1983 |
| Priority date | — |
| Expiry date | Dec 31, 2000 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/28
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method is disclosed for restoring to environmentally acceptable levels the soluble molybdenum values in a subterranean formation which has been subjected to in situ oxidative leaching by passing through the leached formation an aqueous restoration fluid containing ferrous ion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.