Composite proppant, composite filtration media and methods for making and using same
US6632527B1 · kind B1 · utility
287Cited by
60References
99Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 30, 1999 |
| Grant date | Oct 14, 2003 |
| Priority date | — |
| Expiry date | Nov 30, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2998
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Composite particles made of a binder 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 and artificial turf for sports fields. Methods of making the composite particles are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.