Arrangements for supervising or controlling working operations

Child Classifications

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• F17D 3/01 for controlling, signalling, or supervising the conveyance of a product since 1974 IPC+CPC Available in IPC and CPC
• F17D 3/03 for controlling, signalling, or supervising the conveyance of several different products following one another in the same conduit, e.g. for switching from one receiving tank to another since 1974 IPC+CPC Available in IPC and CPC
• F17D 3/10 for taking out the product in the line (sampling in general, examining the physical or chemical properties of materials G01N) since 1974 IPC+CPC Available in IPC and CPC
• F17D 3/12 for injecting a composition into the line since 1974 IPC+CPC Available in IPC and CPC
• F17D 3/14 for eliminating water (separation of liquids B01D, e.g. B01D17/00; separation of gases or vapours B01D53/00) since 1974 +1 CPC IPC+CPC Available in IPC and CPC
• F17D 3/16 for eliminating particles in suspension (from liquids by sedimentation B01D21/00; separation by filtration or otherwise B01D24/00 - B01D51/00; centrifugal apparatus B04) since 1974 IPC+CPC Available in IPC and CPC
• F17D 3/18 for measuring the quantity of conveyed product (measuring volume or volume flow, in general G01F) since 1974 IPC+CPC Available in IPC and CPC