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Boer; Hubert
Reken, DE
No. of patents:

Patent Number Title Of Patent Date Issued
4393805 Pipeline pig for lining pipe lines July 19, 1983
A pipeline pig for lining pipe lines with an internal coating of a solidifying plastic composition with which the pipe line is spread by means of the pig, the pipeline pig having at least one spreader body and at least one forward and one rear guide body. The guide body comprises at
4370364 Method for lining pipe mains having branching domestic connection pipes January 25, 1983
A method for lining main pipes, to which branching domestic connection pipes are connected, with an internal coating of a hardening plastic composition with which the main pipe is spread, comprising introducing from the interior of a house an inflatable bladder with a connected press

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