| Patents for C07C 4 - Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms (5,080) |
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| 04/07/2005 | US20050075522 Para-diisopropylbenzene from alkylation of cumene with propylene, distilling the product, separating the meta-diisopropylbenzene by product and catalyticallly isomerizing to the para isomer; recovering the para-diisopropylbenzene that was separated from the meta-diisopropylbenzene; benzene free process |
| 04/07/2005 | US20050074397 Reacting sodium silicate solution at basic pH with sodium aluminate solution to form zeolite seeds, reacting the seed with an organic surfactant, acidifying, aging, precipitating, calcining to form mesoporous zeolite |
| 04/06/2005 | EP1252262B1 Method for producing c2 and c3 olefins from hydrocarbons |
| 04/06/2005 | CN1195714C Process for manufacturing olefins using pentasil zeolite based catalyst |
| 03/31/2005 | WO2005028594A1 Method for the direct conversion of a charge containing olefins comprising a minimum of four or five carbon atoms, for producing propylene |
| 03/30/2005 | CN1600757A Method for preparing propylene/ethane from catalytic cracking C4-C6 |
| 03/24/2005 | US20050065391 Process for the conversion of natural gas to hydrocarbon liquids |
| 03/22/2005 | US6869906 Aluminosilicates with hexagonal, cubic, wormhole or foam framework structures that do not suffer from the undesirable extensive dealumination and steam instability of conventional aluminosilicate; can be used as hydrocarbon cracking catalyst |
| 03/16/2005 | CN1192994C Propylene producing process |
| 03/15/2005 | US6867341 Enhancing production of light olefins using a catalyst with small pores, molecular sieve with high silica to alumina ratio and pores sizes to limit production of aromatics in the cracking process. |
| 03/15/2005 | CA2290960C Enhanced olefin yield and catalytic process with diolefins |
| 03/09/2005 | EP1339813A4 Process for producing aromatic hydrocarbon compounds and liquefied petroleum gas from hydrocarbon feedstock |
| 03/03/2005 | US20050049446 Hydrocracking of diphenylalkanes |
| 03/01/2005 | US6861569 Obtaining diamondoid compositions enhanced in tetramantane components and other higher diamondoid components from a hydrocarbon feedstock; involves distillation and pyrolysis |
| 03/01/2005 | US6861568 Achieves decomposition of waste plastic at a relatively low temperature |
| 02/24/2005 | WO2005016856A1 Production of olefins |
| 02/24/2005 | US20050043541 five-coordinate metal complex, a salt, a solvate or an enantiomer comprising a carbene ligand, a multidentate ligand and a constraint steric hindrance ligand having a pKa of >15; high activity at moderate temperatures; narrow molecular weight distribution addition polymers; unsaturation reactions |
| 02/23/2005 | EP1508555A1 Production of olefins |
| 02/23/2005 | EP1507838A2 A process to produce a dilute ethylene stream and a dilute propylene stream |
| 02/22/2005 | US6858700 Polymerizable higher diamondoid derivatives |
| 02/22/2005 | US6858133 Production of olefins |
| 02/16/2005 | CN1189542C Process for selectively producing C3 olefins in a fluid catalytic cracking process |
| 02/16/2005 | CN1189434C Process of catalytically cracking C4 and olefin to produce propylene |
| 02/16/2005 | CN1189433C Method for preparing ethene and propylene |
| 02/09/2005 | CN1188376C Preparation of acetylene and synthetic gas |
| 02/08/2005 | US6852900 Method for carrying out a metathesis reaction of unsaturated organic compounds |
| 02/03/2005 | US20050027154 High-activity isomerization catalyst and process |
| 02/01/2005 | US6849773 For feeding to an alkylation process which reacts isobutane with butene to produce isooctane; isomerization; catalytic thioetherification |
| 01/27/2005 | US20050020867 Catalytic conversion process for producing light olefins with a high yield from petroleum hydrocarbons |
| 01/27/2005 | US20050019576 Nucleation of diamond films using higher diamondoids |
| 01/25/2005 | US6846964 Introducing feed into reaction zone so that feed contacts mordenite catalyst under conditions necessary to obtain a desired conversion during disproportionation of toluene, conversion adjusting reactor conditions; removing conversion |
| 01/20/2005 | WO2005005351A2 Hydrocraking of diphenylalkanes |
| 01/19/2005 | EP1497394A1 Process for pyrolysis of hydrocarbon |
| 01/19/2005 | CN1566046A Toluene selective disproportionation and carbon 9 and above arene dealkytation method |
| 01/19/2005 | CN1566042A Quenching oil viscosity breaking agent in cracking fractionator |
| 01/18/2005 | US6844477 Removing components from feedstock having a boiling point < the lowest boiling point tetramantane component, and heat treating to pyrolyze |
| 01/18/2005 | US6843977 Steam stability; can be used as catalysts for hydrocarbon conversions, including the fluidized bed catalytic cracking and the hydrocracking of petroleum oils, and other reactions of organic compounds |
| 01/18/2005 | US6843851 Compositions comprising pentamantanes and processes for their separation |
| 01/18/2005 | CA2141712C Device for carrying out chemical reactions requiring at least at the start a caloric supply |
| 01/13/2005 | WO2005002725A1 Catalytically active amorphous porous solid and process for its preparation |
| 01/13/2005 | US20050010075 wherein feedstock after preheating is subjected to mild thermal cracking assisted with controlled cavitation conditions until substantially vaporized, the vapors being subjected to severe cracking in radiant section of furnace |
| 01/13/2005 | US20050010074 Zeolite hydrogenation catalyst |
| 01/13/2005 | US20050010071 Process for the utilization of refinery C4 streams |
| 01/12/2005 | EP1495805A1 Catalyst and process for converting ethylbenzene contained in xylene feed by using said catalyst |
| 01/12/2005 | CN1184176C Method for preparing alkyl aromatics dehydrogenation catalyst |
| 01/11/2005 | US6841063 Hydrocarbon conversion using zeolite SSZ-53 |
| 01/08/2005 | CA2473066A1 Conversion catalyst for ethylbenzene containing xylenes and process for converting ethylbenzene containing xylenes by using catalyst |
| 01/06/2005 | US20050004411 Olefin production from low sulfur hydrocarbon fractions |
| 12/30/2004 | US20040262744 Diamondoid-containing thermally conductive materials |
| 12/29/2004 | WO2003044125A3 A process to produce a dilute ethylene stream and a dilute propylene stream |
| 12/29/2004 | CN1182089C Method for producing propylene by catalytic cracking method |
| 12/23/2004 | US20040258580 Riser reactor system for hydrocarbon cracking |
| 12/23/2004 | US20040256288 Fischer tropsch composition and process |
| 12/22/2004 | EP1487943A2 Method for jointly producing propylene and petrol from a relatively heavy charge |
| 12/22/2004 | EP1487939A1 Catalytic cracking process |
| 12/22/2004 | EP1487768A1 Multi-step method of converting a charge containing olefins with four, five or more carbon atoms in order to produce propylene |
| 12/16/2004 | US20040251478 Diamondoid-containing materials for passivating layers in integrated circuit devices |
| 12/15/2004 | EP1023250B1 Process for preparing 2,6-dialkylnaphthalene |
| 12/14/2004 | US6831203 Having enhanced hydrogenation/dehydrogenation metal dispersion |
| 12/14/2004 | US6831202 Compositions comprising octamantanes and processes for their separation |
| 12/09/2004 | WO2004106463A1 Process for the production of olefins |
| 12/09/2004 | CA2526456A1 Process for the production of olefins |
| 12/08/2004 | EP1483224A1 Process for producing propylene and hexene from c4 olefin streams |
| 12/08/2004 | CN1552680A Method for preparing acetylene by hot plasma cracking methane containing gas |
| 12/08/2004 | CN1179017C Enhanced olefin yield and catalytic process with diolefins |
| 12/01/2004 | CN1177783C Para-xylene production process |
| 11/25/2004 | WO2003090918A8 Downflow catalytic cracking reactor and use thereof |
| 11/18/2004 | WO2004046102A3 Novel graphite nanocatalysts |
| 11/18/2004 | US20040227138 Diamondoid-containing capacitors |
| 11/17/2004 | CN1176091C Vitamin D precursor of phosphine oxide |
| 11/16/2004 | CA2217740C Methods for using styrene oil (as heat transfer fluid, hydraulic fluid, lubricant) |
| 11/11/2004 | WO2004096439A1 Spherical catalysts to convert hydrocarbons to light olefins |
| 11/04/2004 | WO2004094348A1 Thermal cracking of diels-alder adducts |
| 11/04/2004 | CA2514893A1 Thermal cracking of diels-alder adducts |
| 11/02/2004 | CA2104044C Process for the preparation of lower olefins |
| 10/21/2004 | US20040210055 Catalyst complex with carbene ligand |
| 10/20/2004 | EP1468061A2 Method for the prepartion of lower olefines by steam cracking |
| 10/20/2004 | EP1468004A1 Metal complexes for use in metathesis |
| 10/20/2004 | EP0906152B1 Hydrocarbon conversion catalyst and its use |
| 10/20/2004 | CN1171835C Process for selectively producing light olefins in fluid catalytic cracking process |
| 10/14/2004 | WO2004087626A1 Autothermal cracking process |
| 10/14/2004 | CA2783179A1 Process and apparatus for conversion of organic, waste, or low-value materials into useful products |
| 10/14/2004 | CA2520994A1 Autothermal cracking process |
| 10/12/2004 | US6803494 Contacting crystalline zeolite pre-coked with carbon with naphtha feed to produce olefins; dehydrogenation |
| 10/07/2004 | US20040198049 Diamondoid-containing low dielectric constant materials |
| 10/07/2004 | US20040198048 Diamondoid-containing field emission devices |
| 10/06/2004 | CN2646152Y Device for lowering alkene from gasoline and producing propylene |
| 10/05/2004 | US6800370 Substrate having photoionisable moieties capable of undergoing dimerization attached to a portion of the surface; irradiation with light of an appropriate wavelength results in dimerization, thereby altering surfce wettability |
| 10/05/2004 | CA2165167C Process for reducing the degree of branching of branched olefins |
| 09/30/2004 | US20040192988 controlled cavitation; imploding bubbles to supply heat |
| 09/30/2004 | US20040192981 Heating, vaporization; multistage process; reducing odorous emission; high energy efficiency |
| 09/30/2004 | US20040192980 Reducing odorous emission; high energy efficiency; multistage process; slurrying, heating, pressurization, separation |
| 09/30/2004 | US20040188340 Apparatus for separating particulates from a suspension, and uses thereof |
| 09/29/2004 | CN1533423A Pyrolysis process of hydrocarbons |
| 09/29/2004 | CN1168688C On-line synthesis and regeneration of catalyst used in autothermal oxidation |
| 09/23/2004 | US20040186335 Process for pyrolysis of hydrocarbon |
| 09/23/2004 | US20040182747 C6 recycle for propylene generation in a fluid catalytic cracking unit |
| 09/23/2004 | US20040182746 Fractionating the naphtha feed to obtain a C6 fraction and feeding the C6 fraction either in the riser downstream of the injection point for the reminder of the naphtha feed, in the stripper, and/or in the dilute phase immediately downstream or above the stripper |
| 09/23/2004 | US20040182745 Fractionating and further cracking a C6 fraction from a naphtha feed for propylene generation |
| 09/23/2004 | DE4114532B4 Einen β-Zeolith, einen Y-Zeolith und eine Matrix umfassender Crackkatalysator für Kohlenwasserstoffchargen A β-zeolite, a Y-zeolite and a comprehensive matrix cracking catalyst for hydrocarbon charges |