CPC C23C8/58
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CPC C23C8/58 is a patent class for multi-step treatments of metallic surfaces by reactions to liquid baths.[1][2]
References
- ↑ CPC C23C8/58 element at Espacenet web site
- ↑ CPC C23C8/58 element listed at USPTO
Category tree:
- CPC C23C8/00: Solid state diffusion of only non-metal elements into metallic material surfaces ... Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals ...
- CPC C23C8/40 using liquids, e.g. salt baths, liquid suspensions
- CPC C23C8/58 more than one element being applied in more than one step
- CPC C23C8/40 using liquids, e.g. salt baths, liquid suspensions
This wiki has 0 patents in category "CPC C23C8/58".
| Enclosing categories | CPC C23C8/40, CPC C23C8/00 |
|---|---|
| Subcategories | |
| Keywords | surfaces |
| Start year | |
| End year |
