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Class Information
Number: 423/460
Name: Chemistry of inorganic compounds > Carbon or compound thereof > Elemental carbon > Treating carbon
Description: Processes wherein carbon in the elemental state is treated to change its characteristics.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4714639 |
Methods and materials for thermoelectric and light-heat conversion |
Dec. 22, 1987 |
| 4698913 |
Apparatus and continuous method for the multistage treatment of finely divided solid substances with gases |
Oct. 13, 1987 |
| 4695290 |
Integrated coal cleaning process with mixed acid regeneration |
Sep. 22, 1987 |
| 4676960 |
Process for concentrating waste products arising during the manufacture of carbon electrodes |
Jun. 30, 1987 |
| 4673589 |
Photoconducting amorphous carbon |
Jun. 16, 1987 |
| 4647444 |
Method for the treatment of fluidized carbon black utilizing level sensing means |
Mar. 3, 1987 |
| 4634546 |
Process for the intercalation of graphitic carbon employing fully halogenated hydrocarbons |
Jan. 6, 1987 |
| 4632775 |
Process for the intercalation of graphitic carbon employing sulfur trioxide |
Dec. 30, 1986 |
| 4631180 |
Process for producing carbon black |
Dec. 23, 1986 |
| 4631304 |
Novel carbon black and process for preparing same |
Dec. 23, 1986 |
| 4624937 |
Process for removing surface oxides from activated carbon catalyst |
Nov. 25, 1986 |
| 4604276 |
Intercalation of small graphite flakes with a metal halide |
Aug. 5, 1986 |
| 4601887 |
Apparatus for improving the degree of graphitization of carbon black, and its use |
Jul. 22, 1986 |
| 4565649 |
Graphite intercalation compounds |
Jan. 21, 1986 |
| 4560409 |
Metal bearing graphitic carbons |
Dec. 24, 1985 |
| 4555393 |
Method for making carbon microfibers |
Nov. 26, 1985 |
| 4543305 |
Method of pretreating carbon black powder to improve cathode performance and lithium sulfuryl chloride cell including the pretreated carbon black powder |
Sep. 24, 1985 |
| 4533086 |
Process for grinding graphite |
Aug. 6, 1985 |
| 4529717 |
Partially calcined carbonaceous material as a reductant |
Jul. 16, 1985 |
| 4526881 |
Method of pretreating carbon black powder to improve cathode performance and lithium sulfuryl chloride cell including the pretreated carbon black powder |
Jul. 2, 1985 |
| 4521328 |
Method of making carbon material |
Jun. 4, 1985 |
| 4518434 |
Carbon black and process for preparing same |
May. 21, 1985 |
| 4510078 |
Oiled, electrically conductive carbon black |
Apr. 9, 1985 |
| 4468231 |
Cation ion exchange of coal |
Aug. 28, 1984 |
| 4458022 |
Process for manufacturing molecular sieving carbon |
Jul. 3, 1984 |
| 4434149 |
Acid melt treatment to activate carbon for use as reductant |
Feb. 28, 1984 |
| 4427642 |
Process for dry desulfurization of flue gas |
Jan. 24, 1984 |
| 4424145 |
Calcium intercalated boronated carbon fiber |
Jan. 3, 1984 |
| 4411880 |
Process for disposing of carbon fibers |
Oct. 25, 1983 |
| 4409712 |
Method for making a stylus having a graphite electrode |
Oct. 18, 1983 |
| 4406872 |
Desulfurization of delayed petroleum coke |
Sep. 27, 1983 |
| 4402895 |
Process for the production of carburizing agents and products |
Sep. 6, 1983 |
| 4388227 |
Intercalation of graphitic carbon fibers |
Jun. 14, 1983 |
| 4351815 |
Battery carbon black |
Sep. 28, 1982 |
| 4341751 |
Reducing carboxy reactivity in coke |
Jul. 27, 1982 |
| 4336283 |
Plasticization of carbon fibers |
Jun. 22, 1982 |
| 4334960 |
Process for treating partially desulfurized coke |
Jun. 15, 1982 |
| 4296177 |
Flexible graphite sheet, material or layer containing metal molybdate |
Oct. 20, 1981 |
| 4293533 |
Method for producing solid carbon material having high flexural strength |
Oct. 6, 1981 |
| 4282199 |
Carbon black process |
Aug. 4, 1981 |
| 4265952 |
Vermicular expanded graphite composite material |
May. 5, 1981 |
| 4246251 |
Method of producing carbon black |
Jan. 20, 1981 |
| 4229425 |
Process for making hollow carbon microspheres |
Oct. 21, 1980 |
| 4228143 |
Method of producing pelleted carbon black |
Oct. 14, 1980 |
| 4221773 |
Method of producing a carbon diaphragm for an acoustic instrument |
Sep. 9, 1980 |
| 4221772 |
Carbon black for lacquers and pigments |
Sep. 9, 1980 |
| 4216266 |
Flexible graphite sheet material treated with an alkali metal salt containing at least one of the elements chromium, molybdenum and tungsten |
Aug. 5, 1980 |
| 4214046 |
Method of extracting a liquid electrolyte and other products from coal |
Jul. 22, 1980 |
| 4199628 |
Vermicular expanded graphite composite material |
Apr. 22, 1980 |
| 4185083 |
Manufacture of finely divided carbon |
Jan. 22, 1980 |
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