Famous Patents
Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 5109027 | Catalytic process for producing olefins or higher alcohols from synthesis gas A process for converting synthesis gas to olefins or higher alcohols depending on operating pressure includes an alkali metal-containing cobalt synthesis gas conversion catalyst. The process allows great flexibility in selecting the product mix by changin... | 04/28/1992 |
| 5105046 | Oxidative conversion of lower alkanes to higher hydrocarbons via fluorine-containing materials A method for converting lower alkanes to a higher molecular weight hydrocarbon using a contact material of a fluorine-containing compound of at least one of Sr, Ba, Sc, Y or La, as well as such contact material compositions themselves is provided.... | 04/14/1992 |
| 5096688 | Catalytic process for producing higher alcohols from synthesis gas A two-stage process for converting synthesis gas to higher alcohols includes an alkali metal-containing cobalt synthesis gas conversion catalyst in a first stage and a copper-containing catalyst in a second stage. The process allows great flexibility in s... | 03/17/1992 |
| 5087779 | Hydrocarbon halogenation A method for halogenating hydrocarbons wherein a reaction mixture including a hydrocarbon-containing feed, a hydrogen halide and an oxygen-containing gas is contacted at appropriate reaction conditions with a catalyst of copper aluminum borate to form hal... | 02/11/1992 |
| 5087786 | Halogen-assisted conversion of lower alkanes A process for the halogen-assisted conversion of lower alkanes to higher molecular weight hydrocarbons is provided. A first reaction mixture including lower alkanes, a hydrogen halide and an oxygen-containing gas are contacted with a catalytic composition... | 02/11/1992 |
| 5081324 | Lower alkane conversion A hydrocarbon conversion process using a catalytic composition effective in the catalytic conversion of a feedstock alkane, such as methane, to a higher molecular weight hydrocarbon is disclosed. The composition includes a first component comprising a Gro... | 01/14/1992 |
| 5080872 | Temperature regulating reactor apparatus and method A reactor apparatus and method useful in regulating temperature in a heterogeneous reaction system is provided. The apparatus includes an elongated tube reactor packed with a bed of solid particles through which a reactant fluid phase is passed. A plurali... | 01/14/1992 |
| 5059303 | Oil stabilization A method for stabilizing oil is provided. An oil fraction having hydrocarbons with an initial boiling point of about 200° F. to about 1050° F. is hydrotreated to reduce the nitrogen content of the oil fraction to be stabilized. Subsequently, condensed a... | 10/22/1991 |
| 5059331 | Solids-liquid separation A method and a system for separating solids from a solids-containing liquid feed is disclosed wherein ultrasonic energy is applied to a fouled separation element in situ in the separator unit associated with the element while the element is immersed in a ... | 10/22/1991 |
| 5059740 | Tin-containing composition and use A tin-containing composition is provided, the composition having a tin Auger line transition wherein the ratio of the area of the M5 N4,5 N4,5 transition peak at 424.5 eV&#b1;1 eV, having a 6 eV FWHM, to the area of M... | 10/22/1991 |
| 5053578 | Lower alkane conversion A method for converting a feedstock alkane containing from 1 to 3 carbon atoms to a higher molecular weight hydrocarbon comprising contacting a feedstock with an oxygen-containing gas in the presence of a catalytic composition is disclosed. The catalytic ... | 10/01/1991 |
| 5028577 | Lower alkane conversion catalysts A catalytic composition effective in the catalytic conversion of a feedstock alkane, such as methane, to a higher molecular weight hydrocarbon is disclosed. The composition includes a first component comprising a Group IA metal, a second component compris... | 07/02/1991 |
| 5024984 | Catalysts for the oxidative conversion of methane to higher hydrocarbons An oxidative coupling catalyst composition for converting methane to a higher hydrocarbon comprising a mixed oxide of: a) a Group IIIB metal selected from the group consisting of yttrium, scandium and lanthanum; b) a Group IIA metal selected from the grou... | 06/18/1991 |
| 5015799 | Oxidative coupling process for converting methane and/or natural gas to more transportable products A method for converting methane to higher molecular weight hydrocarbons wherein hot oxidative coupling reactor effluent is briefly contacted with a C2 to C20 alkane quench material to remove part of the heat contained in the raw reac... | 05/14/1991 |
| 5001293 | Halocarbon conversion A method for converting halocarbons, especially lower halocarbons like chloromethane, especially methyl chloride, to hydrocarbons, especially higher molecular weight hydrocarbons, wherein a reaction mixture including the halocarbons is contacted with a bo... | 03/19/1991 |
| 4994175 | Syncrude dedusting extraction A method for dedusting synthetic oil is disclosed. A feed of dust-laden synthetic oil is dissolved in a non-polar solvent of at least one alkane containing from 4 to 7 carbon atoms and aggregates of dust material are formed. The dissolved dust-laden synth... | 02/19/1991 |
| 4992409 | Catalyst and method of preparing the catalyst for lower alkane conversion A method for converting a feedstock alkane containing from 1 to 3 carbon atoms to a higher molecular weight hydrocarbon comprising contacting a feedstock with an oxygen-containing gas in the presence of a catalytic composition is disclosed. The catalytic ... | 02/12/1991 |
| 4971940 | Tin-containing composition and use A tin-containing composition is provided, the composition having a tin Auger line transition wherein the ratio of the area of the M5 N4,5 N4,5 transition peak at 424.5 eV&#b1;leV, having a 6 eV FWHM, to the area of M4... | 11/20/1990 |
| 4968655 | Catalysts for conversion of a lower alkane Catalysts containing a reducible compound on a silica-containing support are provided for the conversion of a lower molecular weight alkane to more valuable, higher molecular weight hydrocarbons.... | 11/06/1990 |
| 4939311 | Catalysts for the oxidative conversion of methane to higher hydrocarbons An oxidative coupling catalyst composition for converting methane to a higher hydrocarbon comprising a mixed oxide of: (a) a Group IIIB metal selected from the grouup consisting of yttrium, scandium and lanthanum; (b) a Group IIA metal selected from the g... | 07/03/1990 |
| 4906355 | Tar sands extract fines removal process A process for removing fines from a tar sands extract is provided. The tar sands extract is contacted with a specific solvent to form agglomerates and a substantial portion of the agglomerates are separated from the balance of the extract prior to any sub... | 03/06/1990 |
