Oil fracturing spacing agents
US3998744A · kind A · utility
82Cited by
4References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 16, 1975 |
| Grant date | Dec 21, 1976 |
| Priority date | — |
| Expiry date | Apr 16, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S507/924
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Oil-soluble spacing agents for use in fracturing underground oil or gas formations comprising polymerized dimethyl-alpha-methylstyrenes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.