ข้อมูลPipe-line systems (conveying articles or materials through a pipe-line by means of a fluid carrier B65G0051000000, B65G0053000000; dispensing, delivering or transferring liquids B67D; apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes, B67D0007000000; conveying material which has been excavated by a dredger or soil shifter through a pipe-line E02F0007100000; sewer pipe-line systems E03F0003000000; thermal insulation of pipe-lines F16L0059000000; central heating systems F24D)

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