Dissolvable tool and method
US8403037B2 · kind B2 · utility
108Cited by
68References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 8, 2009 |
| Grant date | Mar 26, 2013 |
| Priority date | — |
| Expiry date | Mar 12, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B2200/08
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method of dissolving a tool includes exposing an outer surface of the tool to an environment reactive with the tool, reacting the tool with the environment, and applying stress to the tool. The method also includes concentrating stress on the tool at stress risers in the outer surface, and initiating fracturing the tool at the stress risers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.