Hot-rolled steel strip manufacturing and descaling method and apparatus
US5472579A · kind A · utility
8Cited by
6References
37Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 11, 1994 |
| Grant date | Dec 5, 1995 |
| Priority date | — |
| Expiry date | Aug 11, 2014 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB21B27/00
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
This invention provides a method and an apparatus for removing scales from hot-rolled steel strips to produce steel strips with excellent surface conditions. In a pickling facility to pickle the hot-rolled steel strip, the pickling method of this invention passes an electric current through the continuously fed, hot-rolled steel strip in one or more of a plurality of pickling tanks. A means to supply an electric current is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.