CPC B21B25/02
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CPC B21B25/02 is a technology classification of patents for those about Guides for rolling mills making tubes.[1][2]
Tech classification tree:
- CPC B21B ROLLING OF METAL (auxiliary operations used in connection with metal-working operations covered in B21, see B21C; bending by rolling B21D; manufacture of particular objects, e.g. screws, wheels, rings, barrels, balls, by rolling B21H; pressure welding by means of a rolling mill B23K20/04)
- Rolling methods or mills specially designed for making or processing tubes (control of tube rolling B21B37/78)
- CPC B21B25/00 Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group B21B17/00; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs
- CPC B21B25/02 Guides, supports, or abutments for mandrels, e.g. carriages or steadiers; Adjusting devices for mandrels
- CPC B21B25/00 Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group B21B17/00; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs
- Rolling methods or mills specially designed for making or processing tubes (control of tube rolling B21B37/78)
References
- ↑ CPC B21B25/02 element at Espacenet web site
- ↑ CPC B21B25/02 element listed at USPTO
This wiki has 2 patents in category "CPC B21B25/02".
Patents in category CPC B21B25/02
- Patent DE-1908-226788 (Inventors: Heinrich Stueting, Filing date: 1908-02-16)
- Patent DE-1908-225022 (Inventors: Heinrich Stueting, Filing date: 1908-02-16)
| Enclosing categories | CPC B21B25/00, CPC B21B |
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