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Class Information
Number: 208/40
Name: Mineral oils: processes and products > Asphalts, tars, pitches and resins; making, treating and recovery > By chemical conversion of oil
Description: Processes wherein asphalt, tar, pitch or resin is produced by a chemical conversion of another liquid mineral oil.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7618544 |
Fiber film reactors to effect separation and reaction between two immiscible reaction components |
Nov. 17, 2009 |
| 7393449 |
Petroleum hydrocarbon binder with reduced polycyclic aromatic hydrocarbon content |
Jul. 1, 2008 |
| 7374665 |
Blending of resid feedstocks to produce a coke that is easier to remove from a coker drum |
May. 20, 2008 |
| 7318891 |
Noah's pitch process |
Jan. 15, 2008 |
| 7318890 |
Pitch fractionation and high softening point pitch |
Jan. 15, 2008 |
| 7220348 |
Method of producing high softening point pitch |
May. 22, 2007 |
| 7066997 |
Coal tar and hydrocarbon mixture pitch and the preparation and use thereof |
Jun. 27, 2006 |
| 7033485 |
Coal tar and hydrocarbon mixture pitch production using a high efficiency evaporative distillation process |
Apr. 25, 2006 |
| 6652739 |
Process for deasphalting residua by reactive recycle of high boiling material |
Nov. 25, 2003 |
| 6533925 |
Asphalt and resin production to integration of solvent deasphalting and gasification |
Mar. 18, 2003 |
| 6402934 |
Recovery and transportation of heavy crude oils |
Jun. 11, 2002 |
| 6068758 |
Process for hydrocracking heavy oil |
May. 30, 2000 |
| 6048448 |
Delayed coking process and method of formulating delayed coking feed charge |
Apr. 11, 2000 |
| 5730949 |
Direct process route to organometallic containing pitches for spinning into pitch carbon fibers |
Mar. 24, 1998 |
| 5605618 |
Process for preparing nitrogen-containing isotropic pitch and nitrogen-containing isotropic pitch |
Feb. 25, 1997 |
| 5507938 |
Flash thermocracking of tar or pitch |
Apr. 16, 1996 |
| 5405524 |
Process for the catalytic conversion of low molecular weight aromatic hydrocarbons |
Apr. 11, 1995 |
| 5372702 |
Composition for use in the production of composite carbon materials, composition carbon material produced therefrom, and process for producing the same |
Dec. 13, 1994 |
| 5182011 |
Process for preparing pitches |
Jan. 26, 1993 |
| 5120424 |
Binder pitch for an electrode and process for its manufacture |
Jun. 9, 1992 |
| 5024752 |
Upgrading of resids by liquid phase mild coking |
Jun. 18, 1991 |
| 4977023 |
Elastic carbon fibers |
Dec. 11, 1990 |
| 4961837 |
Process for the production of petroleum tar pitch for use as a binder in the production of electrodes |
Oct. 9, 1990 |
| 4931162 |
Process for producing clean distillate pitch and/or mesophase pitch for use in the production of carbon filters |
Jun. 5, 1990 |
| 4931163 |
Pitch fluoride |
Jun. 5, 1990 |
| 4925547 |
Process for producing pitch for the manufacture of high-performance carbon fibers together with pitch for the manufacture of general-purpose carbon fibers |
May. 15, 1990 |
| 4846957 |
Precipitation of asphaltene |
Jul. 11, 1989 |
| 4836909 |
Process of thermally cracking heavy petroleum oil |
Jun. 6, 1989 |
| 4820401 |
Process for the preparation of mesophase pitches |
Apr. 11, 1989 |
| 4802920 |
Extraction of metals from aqueous solutions with asphaltenes |
Feb. 7, 1989 |
| 4801372 |
Optically anisotropic pitch |
Jan. 31, 1989 |
| 4793912 |
Process for producing a pitch having a low softening point |
Dec. 27, 1988 |
| 4789455 |
Process for producing pitch used as starting material for the making of carbon materials |
Dec. 6, 1988 |
| 4789456 |
Process for preparing mesophase pitches |
Dec. 6, 1988 |
| RE32792 |
Process for producing mesophase pitch |
Nov. 29, 1988 |
| 4773985 |
Method of optimizing mesophase formation in graphite and coke precursors |
Sep. 27, 1988 |
| 4759839 |
Process for producing pitch useful as raw material for carbon fibers |
Jul. 26, 1988 |
| 4755277 |
Process for the preparation of a hydrocarbonaceous distillate and a residue |
Jul. 5, 1988 |
| 4750984 |
Method of producing asphalt |
Jun. 14, 1988 |
| 4740291 |
Upgrading of pyrolysis tar using acidic catalysts |
Apr. 26, 1988 |
| 4715945 |
Aromatic pitch |
Dec. 29, 1987 |
| 4705618 |
Process for the preparation of an intermediate pitch for manufacturing carbon products |
Nov. 10, 1987 |
| 4704333 |
Pitch conversion |
Nov. 3, 1987 |
| 4671864 |
Process for the manufacture of carbon fibers and feedstock therefor |
Jun. 9, 1987 |
| 4663021 |
Process of producing carbonaceous pitch |
May. 5, 1987 |
| 4663022 |
Process for the production of carbonaceous pitch |
May. 5, 1987 |
| 4645584 |
Mesophase pitch feedstock from hydrotreated decant oils |
Feb. 24, 1987 |
| 4640822 |
Apparatus for producing bulk mesophase |
Feb. 3, 1987 |
| 4623395 |
Method for producing industrial asphalts without air-blowing using maleic anhydride |
Nov. 18, 1986 |
| 4618372 |
Method for producing industrial asphalts without air-blowing using hydrobromic acid |
Oct. 21, 1986 |
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