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Universal pipe-laying swamp module
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Method for trenchless driving of pipe under obstacle to convey products of subzero temperature
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Method and device for trenchless laying of underground service lines under obstacles
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Method and devices for driving bore-holes in ground at laying underground service lines under obstacle
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Device for laying pipe lines without digging trenches
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Method for trenchless construction of trunk pipeline length under obstacle
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Method and device for trenchless laying of underground service lines
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Method and device for creation of pipeline in ground
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Method and device for trenchless laying of pipelines in ground
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Method for formation of holes in ground
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Device for trenchless pipe laying in ground
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Method and device for laying linear portion of main
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