Assignee
NAPHTACHIMIE SA
22 granted patents·394 citations·filing 1973–1997
Top patents by PatentIndex Score
22 records- 0189US4762958AProcess and furnace for the steam cracking of hydrocarbons for the preparation of olefins and diolefinsNAPHTACHIMIE SA·Filed 1987·Granted Aug 9, 1988·25 cites·8 claims
- 0286US4048412ADry polymerization of olefins in reaction vessels arranged in seriesNAPHTACHIMIE SA·Filed 1976·Granted Sep 13, 1977·37 cites·13 claims
- 0386US4035560AMethod of polymerizing olefins in a fluidized bedNAPHTACHIMIE SA·Filed 1976·Granted Jul 12, 1977·51 cites·11 claims
- 0485US4355143AProcess for the polymerization of ethylene and the resulting productsNAPHTACHIMIE SA·Filed 1979·Granted Oct 19, 1982·38 cites·13 claims
- 0573US4260709AMagnesium-based catalyst for use in the polymerization of olefinsNAPHTACHIMIE SA·Filed 1978·Granted Apr 7, 1981·16 cites·16 claims
- 0672US5873408AMethod and apparatus for heat treating substances flowing along a ductNAPHTACHIMIE SA·Filed 1997·Granted Feb 23, 1999·38 cites·11 claims
- 0772US4060190AProcess for joining tubular members of great lengthNAPHTACHIMIE SA·Filed 1974·Granted Nov 29, 1977·38 cites·5 claims
- 0867US4110248AManufacture of catalysts for polymerization of olefinsNAPHTACHIMIE SA·Filed 1977·Granted Aug 29, 1978·13 cites·8 claims
- 0955US5796006AMethod and apparatus for measuring vibrationsNAPHTACHIMIE SA·Filed 1996·Granted Aug 18, 1998·26 cites·8 claims
- 1054US5763724AMethod of manufacturing chemical productsNAPHTACHIMIE SA·Filed 1995·Granted Jun 9, 1998·22 cites·28 claims
- 1154US4777318AProcess and furnace for the steam cracking of hydrocarbons for the preparation of olefins and diolefinsNAPHTACHIMIE SA·Filed 1987·Granted Oct 11, 1988·18 cites·10 claims
- 1249US4997525AHydrocarbon cracking apparatusNAPHTACHIMIE SA·Filed 1989·Granted Mar 5, 1991·10 cites·7 claims
- 1346US4343926AFluidized bed terpolymerization of ethylene, propylene and non-conjugated dieneNAPHTACHIMIE SA·Filed 1980·Granted Aug 10, 1982·7 cites·10 claims
- 1446US3954909AMethod of producing solid polymersNAPHTACHIMIE SA·Filed 1973·Granted May 4, 1976·7 cites·10 claims
- 1542US4260504APolyoxyalkylene triol additives for minimizing deposits from aqueous heat-exchanging fluidsNAPHTACHIMIE SA·Filed 1979·Granted Apr 7, 1981·9 cites·7 claims
- 1641US4199474ACatalysts for polymerizing olefinsNAPHTACHIMIE SA·Filed 1978·Granted Apr 22, 1980·4 cites·18 claims
- 1738US5846496AApparatus for manufacturing chemical productsNAPHTACHIMIE SA·Filed 1995·Granted Dec 8, 1998·7 cites·15 claims
- 1838US3933934AFabrication of atactic waxes of polyolefinNAPHTACHIMIE SA·Filed 1973·Granted Jan 20, 1976·5 cites·9 claims
- 1936US3995098AMethod of polymerizing olefinsNAPHTACHIMIE SA·Filed 1974·Granted Nov 30, 1976·5 cites·16 claims
- 2035US4360650AProcess for the production of copolymers of propylene and but-1-ene, products resulting therefrom and uses thereofNAPHTACHIMIE SA·Filed 1980·Granted Nov 23, 1982·9 cites·9 claims
- 2131US5124003AApparatus for the steam cracking of hydrocarbons for the preparation of olefins an diolefinsNAPHTACHIMIE SA·Filed 1990·Granted Jun 23, 1992·7 cites·14 claims
- 2229US4042771APolymerization of olefins with pre-activated catalystsNAPHTACHIMIE SA·Filed 1975·Granted Aug 16, 1977·2 cites·18 claims
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