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Consolidation Coal Co

Consolidat
Active Patents
0
Total Holdings
7

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
GB680982A Improvements in or relating to method of and apparatus for … Expired / Lapsed 1951-06-05 — 0 Details
US4239422A Flushing fluid for centrifugal pumps used in the pipelining… Expired / Lapsed 1979-10-04 1980-12-16 7 Details
US2936257A Method and apparatus for splicing electrical mining cable Expired / Lapsed 1956-12-04 1960-05-10 2 Details
US2920923A Slurry pipeline transportation Expired / Lapsed 1959-02-11 1960-01-12 0 Details
US2914596A Shaped porous semi-conducting compositions of lithiated nic… Expired / Lapsed 1958-01-17 1959-11-24 1 Details
US2905441A Hydraulic powered mining machine Expired / Lapsed 1954-02-05 1959-09-22 0 Details
DE913911C Process for converting coal into electrical energy Expired / Lapsed 1952-02-02 1954-06-21 0 Details