B01D 17/00 Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion (devices for separating or removing fatty or oily substances or similar floating material from water, waste water, or sewage C02F1/40; cleaning or keeping clear the surface of open water from oil or like materials E02B15/04; arrangements for separating lubricants from refrigerants F25B43/02)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
CPC: Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion (devices for separating or removing fatty or oily substances or similar floating material from water, waste water, or sewage C02F1/40; cleaning or keeping clear the surface of open water from oil or like materials E02B15/04; arrangements for separating lubricants from refrigerants F25B43/02)
Full Title
Full titles differ between systems:
Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion (devices for separating or removing fatty or oily substances or similar floating material from water, waste water, or sewage C02F1/40; cleaning or keeping clear the surface of open water from oil or like materials E02B15/04; arrangements for separating lubricants from refrigerants F25B43/02)
Of 6 combined children, 3 exist in both systems.
2 codes are CPC-only extensions, 1 exist only in IPC.
Child Classifications
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- B01D 17/12 Auxiliary equipment particularly adapted for use with liquid-separating apparatus, e.g. control circuits since 1985 IPC+CPC Available in IPC and CPC