seal-pipen. in gas-works, = dip-pipen. at dipn.1 Compounds 1.
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condensator1804
condenser1809
gas retort1818
seal1853
seal-cup1872
seal-pipe1875
train1925
1875 E. H. KnightPract. Dict. Mech.Seal-pipe (Gas), a pipe whose inlet or exit is beneath the surface of the water in a hydraulic main to prevent reflux of gas.