Assignee
ELF ANTAR FRANCE
FR·50 granted patents·1,065 citations·filing 1991–2003
Top patents by PatentIndex Score
50 records- 0190US5756565ANon-gellable bitumen/polymer compositionsELF ANTAR FRANCE·Filed 1994·Granted May 26, 1998·47 cites·34 claims
- 0289US5708593AMethod for correcting a signal delivered by a measuring instrumentELF ANTAR FRANCE·Filed 1996·Granted Jan 13, 1998·123 cites·20 claims
- 0389US5618862APreparation of bitumen/polymer compositions and use thereofELF ANTAR FRANCE·Filed 1995·Granted Apr 8, 1997·72 cites·29 claims
- 0487US6011095AMethod for preparing bitumen/polymer compositions and use thereofELF ANTAR FRANCE·Filed 1997·Granted Jan 4, 2000·55 cites·43 claims
- 0585US6087420AProcess for the preparation of polymer/bitumen compositions and their use in coatingsELF ANTAR FRANCE·Filed 1998·Granted Jul 11, 2000·59 cites·44 claims
- 0682US6068670AEmulsified fuel and one method for preparing sameELF ANTAR FRANCE·Filed 1997·Granted May 30, 2000·62 cites·34 claims
- 0781US5314935ABitumen/polymer component making it possible to obtain bitumen/polymer compositions with very low thermal sensitivity, capable of being employed for the production of surfacingsELF ANTAR FRANCE·Filed 1991·Granted May 24, 1994·36 cites·41 claims
- 0879US7374589B2Fuel with low sulphur content for diesel enginesELF ANTAR FRANCE·Filed 2003·Granted May 20, 2008·12 cites·50 claims
- 0978US7179368B2Method for desulfurizing thiophene derivatives contained in fuelsELF ANTAR FRANCE·Filed 2000·Granted Feb 20, 2007·28 cites·23 claims
- 1077US6511520B1Additive for fuel oilinessELF ANTAR FRANCE·Filed 1998·Granted Jan 28, 2003·36 cites·19 claims
- 1173US5965091AFilled paper for gas filtrationELF ANTAR FRANCE·Filed 1997·Granted Oct 12, 1999·43 cites·16 claims
- 1272US6852779B1Method for the production of cross-linked and/or functionalized bitumen/polymer compositions and use of said compositions in coveringsELF ANTAR FRANCE·Filed 2000·Granted Feb 8, 2005·14 cites·30 claims
- 1370US6113661AFuel composition for diesel engines containing oxygenated compoundsELF ANTAR FRANCE·Filed 1998·Granted Sep 5, 2000·27 cites·16 claims
- 1469US5457985AProcess for measuring the cetane number of supply fuels for diesel engines and apparatus for performing this processELF ANTAR FRANCE·Filed 1994·Granted Oct 17, 1995·44 cites·9 claims
- 1566US6012019AProcess for tracking and monitoring a manufacturing unit and/or a near-infrared spectrometer by means of at least one criterion of quality of sets of spectraELF ANTAR FRANCE·Filed 1997·Granted Jan 4, 2000·34 cites·20 claims
- 1666US5883162AProcess for the preparation of elastomer/bitumen compositions and their application as road surfacingsELF ANTAR FRANCE·Filed 1998·Granted Mar 16, 1999·20 cites·56 claims
- 1765US5505237AAircraft refuelling installationELF ANTAR FRANCE·Filed 1994·Granted Apr 9, 1996·27 cites·14 claims
- 1864US7326262B2Multifunctional additive compositions enabling middle distillates to be operable in cold conditionsELF ANTAR FRANCE·Filed 2000·Granted Feb 5, 2008·7 cites·15 claims
- 1962US6592639B2Fuel with low sulphur content for diesel enginesELF ANTAR FRANCE·Filed 1997·Granted Jul 15, 2003·17 cites·8 claims
- 2061US6793694B2Temperature-stable emulsified fuelELF ANTAR FRANCE·Filed 2000·Granted Sep 21, 2004·4 cites·36 claims
- 2161US6224768B1Filter paper for laden liquidsELF ANTAR FRANCE·Filed 1997·Granted May 1, 2001·27 cites·10 claims
- 2260US6090745AProcess for preparing water-treatment catalystsELF ANTAR FRANCE·Filed 1997·Granted Jul 18, 2000·25 cites·13 claims
- 2360US5993061ADevice for measuring the temperature of a hot wallELF ANTAR FRANCE·Filed 1996·Granted Nov 30, 1999·41 cites·4 claims
- 2457US6218449B1Process for the preparation of functionalized elastomer/bitumen compositions and their use in coatingsELF ANTAR FRANCE·Filed 1998·Granted Apr 17, 2001·16 cites·40 claims
- 2554US6245571B1Method of characterizing the neutralization capacity of a lubricant and device for the implementation of this methodELF ANTAR FRANCE·Filed 1999·Granted Jun 12, 2001·13 cites·18 claims
- 2653US6528459B1Marine lubricant for two-stroke engineELF ANTAR FRANCE·Filed 1999·Granted Mar 4, 2003·12 cites·12 claims
- 2749US6083287ADetergent and anti-corrosive additive for fuels and fuel compositionELF ANTAR FRANCE·Filed 1997·Granted Jul 4, 2000·13 cites·13 claims
- 2848US6623536B1Multifunctional additive composition for cold process treatment of middle distillatesELF ANTAR FRANCE·Filed 2000·Granted Sep 23, 2003·1 cites·28 claims
- 2948US6589301B1Method for preparing an emulsified fuel and implementing deviceELF ANTAR FRANCE·Filed 1999·Granted Jul 8, 2003·15 cites·16 claims
- 3048US6347884B1Method and device for determining the stability of a water-hydrocarbon emulsionELF ANTAR FRANCE·Filed 1998·Granted Feb 19, 2002·15 cites·10 claims
- 3146US5932796AApparatus for the determination of the flashpoint of a substanceELF ANTAR FRANCE·Filed 1997·Granted Aug 3, 1999·17 cites·9 claims
- 3242US6071318ABifunctional cold resistance additive for fuels, and fuel compositionELF ANTAR FRANCE·Filed 1996·Granted Jun 6, 2000·13 cites·10 claims
- 3340US6128544AProcess for monitoring and control of the operation of an analyzer and of a manufacturing unit to which it is linkedELF ANTAR FRANCE·Filed 1996·Granted Oct 3, 2000·9 cites·11 claims
- 3440US6026778AMethod and device for decoking a combustion chamber of a diesel engineELF ANTAR FRANCE·Filed 1998·Granted Feb 22, 2000·12 cites·3 claims
- 3540US5973324AProcess for tracking and monitoring a manufacturing unit and/or a near-infrared spectrometer by means of at least one indicatorELF ANTAR FRANCE·Filed 1997·Granted Oct 26, 1999·9 cites·20 claims
- 3640US5725610AAdditive composition for cold operability of middle distillatesELF ANTAR FRANCE·Filed 1994·Granted Mar 10, 1998·7 cites·22 claims
- 3735US6782943B2Fouling reduction device for a tubular heat exchangerELF ANTAR FRANCE·Filed 2002·Granted Aug 31, 2004·2 cites·6 claims
- 3833US5944420APlant for mixing and packaging liquid productsELF ANTAR FRANCE·Filed 1996·Granted Aug 31, 1999·6 cites·19 claims
- 3932US6283072B1Method for controlling oil flow rate in a two-stroke engine with separate lubrication and related engineELF ANTAR FRANCE·Filed 1998·Granted Sep 4, 2001·5 cites·31 claims
- 4032US6076961AMethod and device for determining the low-temperature stability of a hydrocarbon mixtureELF ANTAR FRANCE·Filed 1998·Granted Jun 20, 2000·6 cites·9 claims
- 4130US5845237AProcess for determining the value of a physical quantityELF ANTAR FRANCE·Filed 1996·Granted Dec 1, 1998·8 cites·5 claims
- 4230US5609653AFuel compositions containing at least one fulvene derivative and their useELF ANTAR FRANCE·Filed 1995·Granted Mar 11, 1997·6 cites·20 claims
- 4329US5984110ADevice for purifying lightly laden waterELF ANTAR FRANCE·Filed 1997·Granted Nov 16, 1999·2 cites·16 claims
- 4428US5681483AProcess for the treatment of oily suspensionsELF ANTAR FRANCE·Filed 1995·Granted Oct 28, 1997·7 cites·11 claims
- 4527US5678616AFixed installation for filling aircraft with fuelELF ANTAR FRANCE·Filed 1996·Granted Oct 21, 1997·3 cites·13 claims
- 4623US5356846AHydrorefining catalyst containing ruthenium sulphide, its synthesis and hydrorefining process using the said catalystELF ANTAR FRANCE·Filed 1992·Granted Oct 18, 1994·0 cites·27 claims
- 4722US5844126AMethod and device for determining the speed of propagation of a temperature wave front in a gasELF ANTAR FRANCE·Filed 1996·Granted Dec 1, 1998·2 cites·3 claims
- 4821US6464763B1Water soluble composition as metal surface coating in the form of dry films proof to atmospheric corrosionELF ANTAR FRANCE·Filed 1999·Granted Oct 15, 2002·1 cites·27 claims
- 4919US5600959AMethod of replacing the lubrication product in refrigeration systemsELF ANTAR FRANCE·Filed 1994·Granted Feb 11, 1997·3 cites·15 claims
- 5015US5498341AProcess for ultrafiltration of stabilized emulsionsELF ANTAR FRANCE·Filed 1993·Granted Mar 12, 1996·2 cites·5 claims
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