Synthetic isoparaffinic premium heavy lubricant base stock

Solid anti-friction devices – materials therefor – lubricant or se – Lubricants or separants for moving solid surfaces and...

Reexamination Certificate

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C585S007000, C585S013000

Reexamination Certificate

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06846778

ABSTRACT:
A synthetic, isoparaffinic heavy hydrocarbon composition useful as a heavy lubricant base stock contains hydrocarbon molecules having consecutive numbers of carbon atoms, is a liquid at 100° C., at which temperature its kinematic viscosity is above 8 cSt and has respective initial and end boiling points of at least 850 and 1000° F. (454 and 538° C.). The branching index BI and the branching proximity CH2>4 of the isoparaffinic hydrocarbon molecules, are such that:in-line-formulae description="In-line Formulae" end="lead"?BI−0.5(CH2>4)<15; and  (a)in-line-formulae description="In-line Formulae" end="tail"?in-line-formulae description="In-line Formulae" end="lead"?BI+0.85(CH2>4)<45;  (b)in-line-formulae description="In-line Formulae" end="tail"?as measured over the hydrocarbon composition as a whole.

REFERENCES:
patent: 2250410 (1941-07-01), van Peski
patent: 3711399 (1973-01-01), Estes et al.
patent: 4097364 (1978-06-01), Egan
patent: 4181597 (1980-01-01), Yan et al.
patent: 4335019 (1982-06-01), Bowes et al.
patent: 4377469 (1983-03-01), Shihabi
patent: 4388177 (1983-06-01), Bowes et al.
patent: 4402866 (1983-09-01), Shihabi
patent: 4431516 (1984-02-01), Baird et al.
patent: 4431517 (1984-02-01), Nevitt et al.
patent: 4431519 (1984-02-01), LaPierre et al.
patent: 4436614 (1984-03-01), Olbrich et al.
patent: 4510045 (1985-04-01), Dessau
patent: 4568449 (1986-02-01), Angmorter et al.
patent: 4594146 (1986-06-01), Chester et al.
patent: 4684756 (1987-08-01), Derr, Jr.
patent: 4784747 (1988-11-01), Shihabi
patent: 4808296 (1989-02-01), Chen et al.
patent: 4908120 (1990-03-01), Bowes et al.
patent: 4919788 (1990-04-01), Chen et al.
patent: 4921593 (1990-05-01), Smith
patent: 4954325 (1990-09-01), Rubin et al.
patent: 4975177 (1990-12-01), Garwood et al.
patent: 5015361 (1991-05-01), Anthes et al.
patent: 5017535 (1991-05-01), Schoonhoven et al.
patent: 5037528 (1991-08-01), Garwood et al.
patent: 5059299 (1991-10-01), Cody et al.
patent: 5075269 (1991-12-01), Degnan et al.
patent: 5110445 (1992-05-01), Chen et al.
patent: 5110573 (1992-05-01), Johnson
patent: 5146022 (1992-09-01), Buchanan et al.
patent: 5164169 (1992-11-01), Rubin
patent: 5164170 (1992-11-01), Rubn
patent: 5208403 (1993-05-01), Buchanan et al.
patent: 5232579 (1993-08-01), Absil et al.
patent: 5275719 (1994-01-01), Baker, Jr. et al.
patent: 5276229 (1994-01-01), Buchanan et al.
patent: 5284985 (1994-02-01), Girgis et al.
patent: 5288395 (1994-02-01), Marler et al.
patent: 5358628 (1994-10-01), Apelian et al.
patent: 5362378 (1994-11-01), Borghard et al.
patent: 5399337 (1995-03-01), Schmitt
patent: 5405596 (1995-04-01), Moini et al.
patent: 5419830 (1995-05-01), Chou et al.
patent: 5456820 (1995-10-01), Forbus, Jr. et al.
patent: 5475178 (1995-12-01), Del Rossi et al.
patent: 5488191 (1996-01-01), Chu et al.
patent: 5498821 (1996-03-01), Ryan et al.
patent: 5516736 (1996-05-01), Chang et al.
patent: 5603822 (1997-02-01), Forbus, Jr. et al.
patent: 5603824 (1997-02-01), Kyan et al.
patent: 5611192 (1997-03-01), Weder
patent: 5612270 (1997-03-01), Beck et al.
patent: 5637784 (1997-06-01), Chu et al.
patent: 5643440 (1997-07-01), Borghard et al.
patent: 5689031 (1997-11-01), Berlowitz et al.
patent: 5730858 (1998-03-01), Olivier et al.
patent: 5779882 (1998-07-01), Chester et al.
patent: 5780382 (1998-07-01), Chang et al.
patent: 5780703 (1998-07-01), Chang et al.
patent: 5827491 (1998-10-01), Emerson et al.
patent: 5833840 (1998-11-01), Absil et al.
patent: 5849968 (1998-12-01), Beck et al.
patent: 5854170 (1998-12-01), Chang et al.
patent: 5885438 (1999-03-01), Apelian et al.
patent: 5911874 (1999-06-01), Cody et al.
patent: 5935417 (1999-08-01), Cody et al.
patent: 5961951 (1999-10-01), Kennedy et al.
patent: 5976201 (1999-11-01), Barry et al.
patent: 5976351 (1999-11-01), Apelian et al.
patent: 5993644 (1999-11-01), Xiao et al.
patent: 6008164 (1999-12-01), Aldrich et al.
patent: 6013171 (2000-01-01), Cook et al.
patent: 6051129 (2000-04-01), Harris et al.
patent: 6063973 (2000-05-01), Sen et al.
patent: 6080301 (2000-06-01), Berlowitz et al.
patent: 6080904 (2000-06-01), Chang et al.
patent: 6090989 (2000-07-01), Trewella et al.
patent: 6096189 (2000-08-01), Cody et al.
patent: 6150576 (2000-11-01), Jiang et al.
patent: 6179994 (2001-01-01), Clark et al.
patent: 6180068 (2001-01-01), Boyd et al.
patent: 6180575 (2001-01-01), Nipe
patent: 6190532 (2001-02-01), Degnan et al.
patent: 6210563 (2001-04-01), Tsao et al.
patent: 6217747 (2001-04-01), Chang et al.
patent: 6231749 (2001-05-01), Degnan et al.
patent: 6261441 (2001-07-01), Gentry et al.
patent: 6264826 (2001-07-01), Xiao et al.
patent: 6277355 (2001-08-01), Kennedy et al.
patent: 6287454 (2001-09-01), Forbus, Jr. et al.
patent: 6294077 (2001-09-01), Dougherty et al.
patent: 6306362 (2001-10-01), Han et al.
patent: 6310265 (2001-10-01), Chester et al.
patent: 6319487 (2001-11-01), Liu et al.
patent: 6322692 (2001-11-01), Cody et al.
patent: 6337010 (2002-01-01), Hofer
patent: 6339051 (2002-01-01), Carey et al.
patent: 6346498 (2002-02-01), Chang et al.
patent: 6362123 (2002-03-01), Tsao et al.
patent: 6375830 (2002-04-01), Clark et al.
patent: 6416654 (2002-07-01), Chou et al.
patent: 6420063 (2002-07-01), Ozin et al.
patent: 6504075 (2003-01-01), Beck et al.
patent: 6506703 (2003-01-01), Kao et al.
patent: 6627779 (2003-09-01), O'Rear
patent: 20010001449 (2001-05-01), Kiliany et al.
patent: 20010004972 (2001-06-01), Miller et al.
patent: 20010006154 (2001-07-01), Krug et al.
patent: 20020003102 (2002-01-01), O'Rear et al.
patent: 0147873 (1988-03-01), None
patent: 0635557 (1995-01-01), None
patent: 0707057 (1996-04-01), None
patent: 0909304 (1999-04-01), None
patent: 0668342 (1999-08-01), None
patent: 772478 (1957-04-01), None
patent: 1582789 (1981-01-01), None
patent: 2109402 (1983-06-01), None
patent: 2311789 (1997-10-01), None
patent: WO 9613563 (1996-05-01), None
patent: WO 9626993 (1996-09-01), None
patent: WO 9634930 (1996-11-01), None
patent: WO 9718278 (1997-05-01), None
patent: WO 9818883 (1998-05-01), None
patent: WO 9935087 (1999-07-01), None
patent: WO 0157166 (2001-08-01), None
patent: WO0164339 (2001-09-01), None
patent: WO02070627 (2002-09-01), None

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