Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties

Child Classifications

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• C09C 3/003 CPC only CPC only
• C09C 3/006 CPC only CPC only
• C09C 3/04 Physical treatment, e.g. grinding or treatment with ultrasonic vibrations since 1974 +5 CPC IPC+CPC Available in IPC and CPC
• C09C 3/06 Treatment with inorganic compounds since 1974 +2 CPC IPC+CPC Available in IPC and CPC
• C09C 3/08 Treatment with low-molecular-weight organic compounds since 1974 IPC+CPC Available in IPC and CPC
• C09C 3/10 Treatment with macromolecular organic compounds since 1974 IPC+CPC Available in IPC and CPC
• C09C 3/12 Treatment with organosilicon compounds since 1974 IPC+CPC Available in IPC and CPC