S-CAL RESEARCH CORPORATION

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6065209 Method of fabrication, tooling and installation of downhole sealed casing connectors for drilling and completion of multi-lateral wellsExpiredMay 23, 97May 23, 00[B23P]
5402855 Coiled tubing tools for jet drilling of deviated wellsExpiredMar 10, 93Apr 04, 95[E21B]
5085275 Process for conserving steam quality in deep steam injection wellsExpiredApr 23, 90Feb 04, 92[E21B]
5052482 Catalytic downhole reactor and steam generatorExpiredApr 18, 90Oct 01, 91[E21B]
4761515 Liquified natural gas conversion processExpiredDec 12, 85Aug 02, 88[C07C]
4706751 Heavy oil recovery processExpiredJan 31, 86Nov 17, 87[E21B]
4705908 Natural gas conversion processExpiredDec 31, 84Nov 10, 87[C07C]

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