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Praxair ST Technology Inc

Praxair ST
Active Patents
0
Total Holdings
7

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US5158750A Boron nitride crucible Expired / Lapsed 1991-08-27 1992-10-27 10 Details
US5047116A Method for producing liquid transfer articles Expired / Lapsed 1989-05-31 1991-09-10 18 Details
US4264803A Resistance-heated pyrolytic boron nitride coated graphite b… Expired / Lapsed 1978-01-10 1981-04-28 10 Details
US4124737A High temperature wear resistant coating composition Expired / Lapsed 1976-12-30 1978-11-07 19 Details
US3941903A Wear-resistant bearing material and a process for making it Expired / Lapsed 1972-11-17 1976-03-02 5 Details
US3864093A High-temperature, wear-resistant coating Expired / Lapsed 1972-11-17 1975-02-04 2 Details
US3837894A Process for producing a corrosion resistant duplex coating Expired / Lapsed 1972-05-22 1974-09-24 9 Details