DIFF Subgroup
C10M 135/10 Sulfonic acids or derivatives thereof
Introduced: January 1985
Full Title
Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing sulfur, selenium or tellurium > containing a sulfur-to-oxygen bond > Sulfonic acids or derivatives thereof
No child classifications to compare. This is a leaf node in both IPC and CPC.