| Patent Number |
Title Of Patent |
Date Issued |
| 4439400 |
Apparatus for producing carbon black |
March 27, 1984 |
| Carbon black reactors have dual fluid injectors whereby liquid hydrocarbonaceous feedstock atomized by discharging the feedstock through a dual fluid injector with an atomizing fluid. A method for cleaning coke deposits from such dual fluid injectors comprises interrupting the supply |
| 4368182 |
Carbon black production |
January 11, 1983 |
| A start-up procedure for a carbon black furnace wherein a low Btu off-gas as can be obtained from the filters in which the carbon black is separated from the carbon black reactor effluent is admixed with a high Btu fuel and passed along with combustion-supporting gas to a combustion zone |
| 4328199 |
Method for producing carbon black |
May 4, 1982 |
| Carbon black reactors have dual fluid injectors whereby liquid hydrocarbonaceous feedstock atomized by discharging the feedstock through a dual fluid injector with an atomizing fluid. A method for cleaning coke deposits from such dual fluid injectors comprises interrupting the supply |
| 4316876 |
Apparatus for producing carbon black |
February 23, 1982 |
| A method and apparatus are provided for producing carbon black wherein in a carbon black reactor a first quench of effluent flowing through a quench zone is effected by contact of the effluent with water. The first quench cools the effluent to a temperature sufficiently low to stop pyrol |
| 4315901 |
Process for producing carbon black |
February 16, 1982 |
| Carbon black having a tint residual of less than about -5 is produced by injecting a feedstock axially into a vortex flow, oil furnace carbon black reactor having a cylindrical precombustion zone and a frustoconical converging zone. |
| 4308073 |
Pellets of graphite and carbon black and method of producing |
December 29, 1981 |
| Pellets comprising graphite and carbon black are made by mixing at least two weight percent carbon black with graphite, subsequently adding liquid pelleting medium, and pelletizing using available pelletizing methodology. |
| 4302423 |
Apparatus and method for producing carbon black |
November 24, 1981 |
| Combustion gases containing free oxygen and feed hydrocarbon are introduced into a carbon black reactor, with the combustion gases being at a temperature sufficient to pyrolyze the feed hydrocarbon to produce particulate carbon black. The combustion products are cooled by quenching t |
| 4285926 |
Start-up of carbon black process |
August 25, 1981 |
| A start-up technique for a carbon black production process, in which carbon black laden effluent smoke from a carbon black furnace is quenched to terminate the reaction and cool said smoke and said smoke is thereafter cooled, at least in part, by indirect heat exchange with water, in whi |
| 4281512 |
Apparatus for reducing non-gaseous pollutants |
August 4, 1981 |
| An apparatus for removing non-gaseous pollutants from exhaust and flue gases produced by the burning of a fuel in which the exhaust or flue gases are intervally passed through one of a first filter means and a second filter means, a combustion supporting gas is supplied to the other of t |
| 4265870 |
Method for producing carbon black |
May 5, 1981 |
| A method and apparatus are provided for producing carbon black wherein in a carbon black reactor a first quench of effluent flowing through a quench zone is effected by contact of the effluent with water. The first quench cools the effluent to a temperature sufficiently low to stop pyrol |
| 4247530 |
Apparatus and method for producing carbon black |
January 27, 1981 |
| Combustion gases containing free oxygen and feed hydrocarbon are introduced into a carbon black reactor, with the combustion gases being at a temperature sufficient to pyrolyze the feed hydrocarbon to produce particulate carbon black. The combustion products are cooled by quenching t |
| 4228143 |
Method of producing pelleted carbon black |
October 14, 1980 |
| Flocculent furnace carbon black is produced by contacting a feed hydrocarbon with hot combustion gases to pyrolyze the feed hydrocarbon. The hot combustion products produced by pyrolyzing include flocculent carbon black suspended in gases and are quenched to form a cooled effluent. T |
| 4216193 |
Radial secondary gas flow carbon black reaction method |
August 5, 1980 |
| A method is provided for producing a carbon black with a tint residual below -6. The method entails introducing feedstock axially and generating a hot combustion gas vortex in a cylindrical precombustion section of a tubular carbon black reactor, producing a first mixture of feedstock an |
| 4213957 |
Carbon black production |
July 22, 1980 |
| A solution of an alkali metal inorganic salt in water, oil, and an emulsifier are agitated to form an emulsion. The water is removed from the emulsion which is then filtered. The filtrate is useful as an additive for controlling the structure of carbon black produced in the furnace proce |
| 4148744 |
Carbon black production |
April 10, 1979 |
| A solution of an alkali metal inorganic salt in water, oil, and an emulsifier are agitated to form an emulsion. The water is removed from the emulsion which is then filtered. The filtrate is useful as an additive for controlling the structure of carbon black produced in the furnace proce |
| 4127387 |
Radial secondary gas flow carbon black reactor |
November 28, 1978 |
| An apparatus is provided for producing a carbon black with a tint residual below -6. The apparatus entail introducing feedstock axially and generating a hot combustion gas vortex in a cylindrical precombustion section of a tubular carbon black reactor, producing a first mixture of fe |
| 4075160 |
Non-carcinogenic carbon black |
February 21, 1978 |
| A non-carcinogenic carbon black is produced by severely aftertreatng a carbon black-containing smoke inside of the carbon black reactor to result in a carbon black with a photelometer of 100% and a pitting degree (nitrogen surface area minus CTAB surface area) of about 7 square meters |
| 4052467 |
Catalytic reduction of aldehydes to alcohols |
October 4, 1977 |
| Aldehydes in a feed containing sulfur in the range of about 10 ppm to 1 weight percent in the form of thiophene or other heterocyclic ring compounds are hydrogenated in admixture with H.sub.2 to the corresponding alcohols with a catalyst comprising a reduced mixture of the oxides of Zn |
