Simple past tense and past participle of pipeline.(verb)
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Use "pipelined" in a sentence
"Rising volumes of pipelined gas from central Asia and, eventually, arrivals from Myanmar and potentially Russia will continue to increase China's dependence on foreign imports."
"Europe is also looking to increase pipelined supplies of natural gas from the east, to diversify away from its current dependence on Russia."
"Poor infrastructure, including limited ability to handle liquefied natural gas imports make pipelined gas more attractive."