Assignee
PETROCARBON DEV LTD
12 granted patents·243 citations·filing 1975–1984
Top patents by PatentIndex Score
12 records- 0186US3944400AMethod and apparatus for separating gasesPETROCARBON DEV LTD·Filed 1975·Granted Mar 16, 1976·47 cites·40 claims
- 0284US3989478AProducing gaseous fuels of high calorific valuePETROCARBON DEV LTD·Filed 1976·Granted Nov 2, 1976·48 cites·17 claims
- 0381US4622053ASeparation of hydrocarbon mixturesPETROCARBON DEV LTD·Filed 1984·Granted Nov 11, 1986·35 cites·16 claims
- 0472US4058589ATreatment of ammonia synthesis purge gasPETROCARBON DEV LTD·Filed 1976·Granted Nov 15, 1977·25 cites·3 claims
- 0564US4338108AProcess for the recovery of argonPETROCARBON DEV LTD·Filed 1980·Granted Jul 6, 1982·18 cites·14 claims
- 0656US4266957ARecovery of hydrogen and ammonia from purge gasPETROCARBON DEV LTD·Filed 1979·Granted May 12, 1981·14 cites·15 claims
- 0752US4400947AProducing power from a cryogenic liquidPETROCARBON DEV LTD·Filed 1981·Granted Aug 30, 1983·19 cites·9 claims
- 0848US4255406ATreatment of ammonia synthesis purge gasPETROCARBON DEV LTD·Filed 1979·Granted Mar 10, 1981·10 cites·13 claims
- 0941US3956415APlural stage distillation with intermediate indirect heat exchange, of feed streams comprising ethylene and methanePETROCARBON DEV LTD·Filed 1975·Granted May 11, 1976·9 cites·19 claims
- 1035US4461634ASeparation of gas mixtures by partial condensationPETROCARBON DEV LTD·Filed 1982·Granted Jul 24, 1984·7 cites·18 claims
- 1134US4380461ARecovery of hydrogen from ammonia synthesis purge gasPETROCARBON DEV LTD·Filed 1980·Granted Apr 19, 1983·6 cites·6 claims
- 1228US4496383AProduction of nitrogen from airPETROCARBON DEV LTD·Filed 1983·Granted Jan 29, 1985·5 cites·3 claims
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