Inventor · disambiguated record
Henri Cholet
Also filed as: CHOLET HENRI
19 granted patents·751 citations·filing 1978–2000
96Inventor score
Top patents by PatentIndex Score
19 records- 0194US6336796B1Progressive-cavity pump with composite stator and manufacturing processINST FRANCAIS DU PETROLE·Filed 2000·Granted Jan 8, 2002·69 cites·8 claims
- 0293US5086842ADevice and installation for the cleaning of drains, particularly in a petroleum production wellINST FRANCAIS DU PETROLE·Filed 1990·Granted Feb 11, 1992·162 cites·15 claims
- 0387US5320500AContinuous mixing device, method and use in an installation for pumping a high viscosity fluidINST FRANCAIS DU PETROLE·Filed 1992·Granted Jun 14, 1994·75 cites·8 claims
- 0484US4718824AUsable device, in particular for the pumping of an extremely viscous fluid and/or containing a sizeable proportion of gas, particularly for petrol productionINST FRANCAIS DU PETROLE·Filed 1984·Granted Jan 12, 1988·95 cites·9 claims
- 0576US4240513ADrill bit with suction jet meansINST FRANCAIS DU PETROLE·Filed 1978·Granted Dec 23, 1980·33 cites·13 claims
- 0673US4239087ADrill bit with suction jet meansINST FRANCAIS DU PETROLE·Filed 1978·Granted Dec 16, 1980·29 cites·13 claims
- 0771US5280825ADevice and installation for the cleaning of drains, particularly in a petroleum production wellINST FRANCAIS DU PETROLE·Filed 1992·Granted Jan 25, 1994·50 cites·18 claims
- 0867US4222447ADrill bit with suction jetsINST FRANCAIS DU PETROLE·Filed 1978·Granted Sep 16, 1980·27 cites·10 claims
- 0963US4378051ADriving device for displacing an element in a conduit filled with liquidINST FRANCAIS DU PETROLE·Filed 1980·Granted Mar 29, 1983·30 cites·18 claims
- 1061US4245708ABlade stabilizer provided with at least one fluid passage having a venturi effect, in particular for use in combination with a drill bitINST FRANCAIS DU PETROLE·Filed 1979·Granted Jan 20, 1981·22 cites·14 claims
- 1159US4733734AMethod and improvement to drilling tools comprising water passages providing great efficiency in cleaning the cutting faceINST FRANCAIS DU PETROLE·Filed 1985·Granted Mar 29, 1988·29 cites·10 claims
- 1258US5113937ADevice for separating a mixture of free gas and liquid at the intake of a pump at the bottom of a drilled wellINST FRANCAIS DU PETROLE·Filed 1990·Granted May 19, 1992·31 cites·10 claims
- 1358US4957161ADevice for pumping a fluid at the bottom of a wellINST FRANCAIS DU PETROLE·Filed 1989·Granted Sep 18, 1990·16 cites·11 claims
- 1448US5562433APumping system comprising a high-capacity positive-displacement pumpINST FRANCAIS DU PETROLE·Filed 1994·Granted Oct 8, 1996·12 cites·15 claims
- 1548US5348094ADevice and method for pumping a viscous liquid comprising injecting a thinning product, application to horizontal wellsINST FRANCAIS DU PETROLE·Filed 1993·Granted Sep 20, 1994·20 cites·11 claims
- 1642US5667369AVolumetric pump driven by a continuous tubeINST FRANCAIS DU PETROLE·Filed 1995·Granted Sep 16, 1997·18 cites·11 claims
- 1739US4886131AInclined-jet drilling toolINST FRANCAIS DU PETROLE·Filed 1987·Granted Dec 12, 1989·11 cites·17 claims
- 1834US4738320AMethod and improvement to drilling tools allowing great efficiency in cleaning the cutting faceBARDIN CHRISTIAN·Filed 1985·Granted Apr 19, 1988·11 cites·9 claims
- 1931US5829529AMethod and device for producing by pumping in a horizontal drain holeINST FRANCAIS DU PETROLE·Filed 1996·Granted Nov 3, 1998·11 cites·9 claims
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