CPC Main Group
C10M 137/00 Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus
3 direct subcodes
Child Classifications
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- C10M 137/02 having no phosphorus-to-carbon bond
- C10M 137/12 having a phosphorus-to-carbon bond
- C10M 137/16 having a phosphorus-to-nitrogen bond