Composite proppant, composite filtration media and methods for making and using same
US6406789B1 · kind B1 · utility
187Cited by
31References
54Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 22, 2000 |
| Grant date | Jun 18, 2002 |
| Priority date | — |
| Expiry date | May 22, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31942
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Composite particles made of a resin and filler material are provided for use in subterranean formations. The filler is finely divided mineral and optional fiber. The particles are proppants useful to prop open subterranean formation fractures. The particles are also useful for water filtration. Methods of making the composite particles are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.