Bizarre Patents
Combination Beverage Container and Spittoon
A combination beverage container and spittoon includes a bottom portion including outer wall and a first inner wall defining a spittoon space.
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| Number | Title | Issue Date |
| 5494570 | Ebullated bed process An improvement has been discovered in an ebullated bed process. A residual hydrocarbon oil feedstock is hydrocracked to yield a product oil. The amount of sediment in the product oil is controlled by adjusting hydrogen partial pressure according to an alg... | 02/27/1996 |
| 5492642 | Top of rail lubricating method and composition An aqueous top of rail lubricant comprises a synthetic lubricant, a synthetic thickener, propylene glycol and ethanol. The lubricating composition is consumed in 5 to 15 minutes in the heat generated by a passing train. The lubricant is environmentally in... | 02/20/1996 |
| 5476600 | Continuous grease process An improvement has been found in a continuous grease process. A saponification reaction product is continuously recycled through both a shear valve and a heat exchanger to produce a dehydrated grease of uniform consistency and temperature. Both recycle lo... | 12/19/1995 |
| 5466362 | Process and system for catalyst addition to an ebullated bed reactor In an ebullated bed process for hydrotreating a distillate hydrocarbon feedstock it has been found that a catalyst addition slurry is made up with catalyst and feedstock. A control system provides for a constant distillate feedstock rate during intermitte... | 11/14/1995 |
| 5449451 | Fluid catalytic cracking feedstock injection process The invention is a method for mixing feedstock with fluidized catalyst in a fluid catalytic cracking (FCC) riser reactor. A dispersed catalyst suspension is passed upwardly at a velocity of 0.5 to 4 ft/sec. Atomized feedstock is injected downwardly at a v... | 09/12/1995 |
| 5447628 | Reconstituting lubricating oil A used lubricating oil comprising lube oil additives, including zinc dithiophosphate is reconstituted. Zinc dithiophosphate is thermally decomposed at a temperature of 400° F. (204° C.) to 1000° F. (538° C.) for a residence time of 10 to 120 minu... | 09/05/1995 |
| 5431812 | Coking process A feedstock composition comprising residuum fractions and deasphalter bottoms is formulated by use of a carbon residue characterization factor. It has been found in the feedstock composition that the character of carbon residue is determinative of the cok... | 07/11/1995 |
| 5425884 | Recovering polyoxyalkylene glycols from wastewater A method has been discovered for recovering polyoxyalkylene glycols from wastewater. A skimming surface is heated to a temperature above the cloud point. The heated surface is contacted with the wastewater, causing the polymer to deposit. Deposited polyme... | 06/20/1995 |
| 5415896 | Railroad wheel flange lubricating method Railroad wheel flange lubricating is carried out with a lubricating composition which is particularly useful in a locomotive-mounted applicator. The water base lubricant comprises a compatible blend of two polyoxyalkylene glycols, one a synthetic lubrican... | 05/16/1995 |
| 5413717 | Method of recovering MTBE from wastewater Dialkyl ethers having 5 to 7 carbon atoms; e.g. MTBE, and alcohols having 1 to 4 carbon atoms are extracted from wastewater with contaminant-free gasoline. Wastewater saturated with contaminants is reduced to 200 ppm contaminants in the absence of strippi... | 05/09/1995 |
| 5399777 | Isobutane oxidation In the non-catalytic liquid phase oxidation of isobutane, it has been found that the reaction is initiated with 0.05 wt % to 0.08 wt % tertiary butyl hydroperoxide.... | 03/21/1995 |
| 5389239 | Control method for direct-coupled FCC riser cyclone In a direct-coupled cyclone system, the riser cyclone is positioned external to a containment vessel. The riser cyclone separator discharges separated catalyst to a catalyst stripper internal to the containment vessel. Means is provided for withdrawing st... | 02/14/1995 |
| 5389238 | Ebullated bed process with recycle eductor In an ebullated bed process the feedstock conduit is provided with at least 50 psi (4.4 atm) head in excess of a liquid-vapor separation pressure. The excess head is used in combination with an eductor to recycle a reactor effluent liquid. The expanded ca... | 02/14/1995 |
| 5387721 | Methyl tertiary butyl ether process Methyl tertiary butyl ether (MTBE) is formed by reaction of methanol with tertiary butyl ether in two catalyst beds. A feedstock mixture comprising methanol and tertiary butyl alcohol in a molar ratio of 2 to 3 moles of methanol per mole of tertiary butyl... | 02/07/1995 |
| 5386065 | Methyl tertiary butyl ether process Methyl tertiary butyl ether (MTBE) is formed by reaction of methanol with tertiary butyl ether in two catalyst beds. A feedstock mixture comprising methanol and tertiary butyl alcohol in a molar ratio of 2 to 3 moles of methanol per mole of tertiary butyl... | 01/31/1995 |
| 5376339 | Direct-coupled FCC riser cyclone and plenum A riser cyclone separator is positioned external to a containment vessel. The riser cyclone separator discharges separated catalyst to a catalyst stripper and separated vapor to a plenum, both positioned internal to the containment vessel. Means is provid... | 12/27/1994 |
| 5368754 | Method for stripping contaminants from wastewater A method has been discovered for stripping aromatic hydrocarbon contaminants from wastewater and retaining the aromatic hydrocarbons on activated carbon. The wastewater is contacted countercurrently with stripping gas. The stripping gas is passed over a b... | 11/29/1994 |
| 5362380 | Fluid catalytic cracking process yielding hydrogen In a fluid catalytic cracking (FCC) process coked catalyst is partially regenerated by contacting with high temperature steam in the absence of oxygen. About 10 to 30% of the coke is converted to a steam reformed gas comprising hydrogen, methane and carbo... | 11/08/1994 |
| 5360535 | Ebullated bed process with recycle eductor In an ebullated bed process reactor effluent is subjected to high pressure followed by intermediate flash separation. An ebullation liquid is formed by educting high pressure flash separation liquid into an intermediate flash separation liquid. The ebulla... | 11/01/1994 |
| 5332529 | Electric discharge machine process and fluid An electric discharge machine fluid has been discovered. The fluid comprises a naphthene oil and 0.15 to 0.50 wt % 1,6-hexamethylene bis(3,5-ditertiarybutyl-4-hydroxycinnamate). The fluid was found to increase the breakdown voltage of the fluid and to sta... | 07/26/1994 |
| 5318689 | Heavy naphtha conversion process A straight run naphtha is fractionated to yield on intermediate naphtha and the heaviest 10 vol % as heavy naphtha. The intermediate naphtha is catalytically reformed to yield reformed naphtha having a 90 vol % temperature (T90) of 310° F. (155° C.). Th... | 06/07/1994 |
| 5306419 | Used lubricating oil reclaiming A used lubricating oil comprising lube oil additives, including zinc dithiophosphate is subjected to reclaiming. Zinc dithiophosphate is thermally decomposed at a temperature of 400° F. (204° C.) to 1000° F. (538° C.) for a residence time of 10 to 120... | 04/26/1994 |
| 5298151 | Ebullated bed hydroprocessing of petroleum distillates In ebullated bed hydroprocessing of a distillate hydrocarbon feedstock, it has been found that high pressure and low pressure heat exchange can be separated. Both the high pressure heat exchange and the fired heater fuel consumption are reduced. A control... | 03/29/1994 |
| 5250638 | Epoxy resin curatives and method using lactone-imidazole complexes An epoxy resin composition comprises the cured reaction product of an epoxy resin and a lactone-imidazole complex. For example, complexes of butyrolactone and caprolactone with 1-isopropyl-2-methyl imidazole were formed wherein the mole ratio of lactone:i... | 10/05/1993 |
| 5248411 | Apparatus and process for withdrawing stripper gas from an FCC reactor vessel A riser cyclone separator for rapidly separating catalyst from cracked hydrocarbon vapors in a fluid catalytic cracking process. The riser cyclone is provided with an annular port for drawing stripping gas into the riser cyclone to separate entrained cata... | 09/28/1993 |
| 5248410 | Delayed coking of used lubricating oil A feedstock comprising 10 to 15 wt % used motor oil is subjected to delayed coking to yield coke and distillate fractions.... | 09/28/1993 |
| 5214155 | Method for 1,2-substituted imidazoline compositions This invention is a method for making 1,2-substituted imidazoline compositions utilizing a polyamine mixture containing a high concentration of linear polyamine. The polyamine is either triethylenetetramine or tetraethylenepentamine. The polyamine mixture... | 05/25/1993 |
