Work guide for pipe reeling machines and the like and process for treating the same
US4044582A · kind A · utility
0Cited by
4References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 14, 1976 |
| Grant date | Aug 30, 1977 |
| Priority date | — |
| Expiry date | Jun 14, 1996 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB21B19/10
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A pipe reeling machine guide for guiding and burnishing an external surface of a pipe having a work contact surface of a composition consisting essentially, in percent by weight, of: 0.70-0.90 carbon, up to 1.75 manganese, 0.08 max. phosphorus, 0.08 max. sulfur, 0.5-1.75 silicon, 8-12.0 nickel, 23-27 choromium, and the balance being essentially iron with residual impurities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.