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JP2002020761A |
To provide a binder pitch for manufacturing coke, which is obtained by using a material other than petroleum and coal as raw materials and a method for manufacturing the same, in which the chlorine included in the raw material is not dis...
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JP2002003858A |
To produce asphalt which causes less smoking upon production of an asphalt mixture and upon transportion and use of asphalt, improves working atmosphere, and can minimize air pollution.The asphalt has an evaporation loss of 90 mass ppm o...
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JP2001527587A |
A process for the preparation of an aqueous tar suspoemulsion includes the steps of mixing a mixture including (a) a viscous tar composition formed from a tar, from inorganic solids and, optionally, from water; (b) water (W); (c) a surfa...
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JP2001348577A |
To solve the problem that a pyroligneous acid and a bamboo pyroligneous acid produced by a conventional technique requires still standing for a half year or more, and forms a tar-like precipitation caused by a chemical change between com...
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JP2001526707A |
A two-stage process for obtaining a substantial amount of olefinic product from a residua feedstock. The first stage is comprised of a thermal process unit containing a reaction zone comprised of a horizontal moving bed of fluidized hot ...
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JP3240338B2 |
PURPOSE: To provide the process for producing meso-carbon microbeads (MCMB) of fine particle sizes in high yield in the production of MCMB from coal tar or coal tar pitch. CONSTITUTION: 1. A production process for MCMB, where coal tar or...
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JP3239490B2 |
PURPOSE: To provide an optically anisotropic pitch suitable for the stable continuous production of carbon fiber having excellent tensile strength and tensile modulus and especially high compressive strength in high productivity and to p...
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JP3239712B2 |
PURPOSE: To modify heavy oil such as tar while avoiding its polymerization reaction and simultaneously modify coke. CONSTITUTION: Coke discharged from a coke oven is brought into contact with tar obtained by carbonizing coal in a decompo...
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JP2001335787A |
To provide a wood recycling system for effectively using wood resources.Wood is carbonized to yield charcoal, wood vinegar and wood tar. The charcoal is ground into particles to yield particulate charcoal which is supplied as an adsorben...
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JP2001335784A |
To provide an apparatus for the recovery of wood vinegar integrated with a carbonization apparatus, where the wood vinegar has a public-known wide application and whose good quality is related to the removal ratio of wood tar, but provid...
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JP2001329266A |
To provide a method of manufacturing a carbonaceous material very useful as a agricultural material and pyroligneous acid without causing air pollution at a low cost by carbonizing an organic raw materials which should naturally be dispo...
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JP3229614B2 |
Non-carcinogenic asphalts and asphalt blending stocks are produced from reduced hydrocarbon feedstocks. Such non-carcinogenic products are produced by establishing a functional relationship between mutagenicity index and a physical prope...
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JP2001316677A |
To realize a colored fluorinated pitch capable of dispersion into water without using a surfactant.The surface active colored fluorinated pitch is obtained by the reaction of a colored fluorinated pitch and a diamine compound. The diamin...
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JP2001303067A |
To provide an apparatus for producing pyroligneous acid, capable of efficiently carrying out the production by simplifying the fine regulation of blowed air during combustion. This apparatus for producing pyroligneous acid, constituted o...
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JP3223144B2 |
To produce economically a carbonaceous material having high performance as a material for negative electrodes of lithium-ion secondary battery without use of a solvent of troublesome handling, such as quinoline. This carbonaceous materia...
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JP3218237B2 |
To provide the subject apparatus improved in combustion efficiency, uniformized in the combustion condition for a plurality of charcoal manufacturing ovens, and diminished in incompletely combusted components in smoke, and to provide a m...
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JP3219704B2 |
To obtain an inexpensive cementation controlling compsn. which can satisfy or increase the performance standard for a portland cement according to the standards known in domestic and foreign industries, by compounding a calcium sulfate m...
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JP2001279247A |
To provide a method for producing coal tar, which enables the separative purification of useful components from the coal tar by the use of existing installations and further enables the increase in the production of the coal tar and the ...
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JP2001266640A |
To obtain an active polycyclic aromatic hydrocarbon material effectively adsorbing a large quantity of ions with increased micropores to be the ion adsorbing sites and with appropriately reduced mesopores for enabling the doping of a lar...
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JP3207630B2 |
PURPOSE: To provide a method for spinning fibers which can be converted into carbon fibers in a high yield from a relatively inexpensive coal-derived material contg. 70-80% of carbon. CONSTITUTION: A method of making carbon fibers compos...
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JP2001240869A |
To provide a powdery wood vinegar in which wood vinegar is processed into a powder and is made portable.A liquid wood vinegar is mixed with cyclodextrin and the mixture is stirred. Then, the mixture is spray-dried by spraying the mixture...
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JP3206125B2 |
PURPOSE: To obtain a pitch-based carbon fiber excellent in tensile strength, compression strength and modulus. CONSTITUTION: A condensed polycyclic hydrocarbon is subjected to polycondensation using a Lewis acid catalyst to afford a pitc...
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JP2001240749A |
To provide an asphalt mixture wherein the viscosity of asphalt is lowered by a simple means.An asphalt softening material composed of an aggregate attached and impregnated with an asphalt softening liquid is incorporated into asphalt.
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JP2001234178A |
To obtain pyroligneous acid liquid or bamboo vinegar liquid having improved mite-control effect and reduced in characteristic acetic acid odor and to provide fabric products treated with the pyroligneous acid liquid or bamboo vinegar liq...
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JP2001234177A |
To obtain a carbon material having a suitable shape to obtain various carbon material products effectively.The carbon material is a Kompeito-like (a type of small candy made by crystallizing sugar around a poppy-seed core) carbon materia...
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JP3198123B2 |
PURPOSE: To enhance strength by blending carbonaceous fine powder with fine graphite powder obtd. by graphitizing carbonaceous fine powder in a specified weight ratio, adding a binder, kneading them in reduced pressure and carrying out p...
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JP2001192672A |
To provide a method for promoting the quantitative and quick removal of phenol from crude wood vinegar. Powdery papain enzyme is mixed into crude wood vinegar and the mixture is subjected to agitation and slight shock for a prescribed pe...
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JP2001192671A |
To provide a method for producing an essentially spherical uniform petroleum residue having a dimensional range of 0.1-10 mm, an essentially zero penetration, a softening temperature of about 200 to about 400°F, a residual water content...
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JP3186996B2 |
To provide a method and a device enabling to continuously extract an effective component in wood. Wood 10 is continuously fed into a screw feeder 1 and also heating steam is continuously fed to the screw feeder 1 to continuously evaporat...
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JP3186995B2 |
To provide a method and a device enabling to continuously extract an effective component in wood. The wood 10 is continuously fed into a screw feeder 1 in a wet state to which moisture is imparted, heated from the outside of the screw fe...
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JP2001187888A |
To provide a process for reducing the coefficients of thermal expansion in the vertical and horizontal directions of a carbon body, and an article prepared using such carbon body. A carbon fiber bundle may be dispersed substantially as a...
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JP2001164262A |
To provide a method for advantageously operating a coke oven capable of arbitrarily mass-producing coal tar having desired characteristics according to the demands of consumers.In at least a part of carbonization chambers of a coke oven,...
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JP2001139958A |
To provide a method for efficiently moving high-viscosity residues derived from petroleum refining process. This method for recovering and moving refinery tar through forming an oil-in-water dispersion thereof comprises the following ste...
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JP3167467B2 |
PURPOSE: To carry out the nitration treatment of pitch in a short time and high efficiency at a low temperature by nitrating a raw material pitch composed mainly of meso-phase pitch in liquid phase in a state preformed to fibrous form. C...
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JP2001506309A |
A two-stage process for obtaining a substantial amount of olefinic product from a residua feedstock. The first stage is comprised of a thermal process unit containing a reaction zone comprised of a horizontal moving bed of fluidized hot ...
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JP3164366B2 |
Disclosed is a thermoplastic polymer-linked-asphalt and a process for making a thermoplastic polymer-linked-asphalt. More particularly, disclosed is a reaction process for linking epoxide-containing polymers to asphalt. The improved ther...
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JP3163336B2 |
PURPOSE: To dispose waste oil stably without any public pollution and utilize energy, generated by the disposal, effectively by a method wherein the inside of a furnace is heated to a temperature higher than the thermal decomposition poi...
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JP2001115167A |
To provide a dry distillation method using superheated steam as a heat source which can prepare dry distilled acetic acid liquid and carbides of uniform quality rapidly with a high yield without experiences and skills and which can prepa...
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JP2001115169A |
To provide an environmentally friendly technology for easily recovering asphalt from an asphalt mixture without changing its properties. The asphalt recovering apparatus comprises a solvent extraction means 1 for solvent extraction of as...
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JP2001114517A |
To provide a method for recovering a metal economically from a hydrocarbon residue such as a pitch, etc. This method for recovering the metal from the hydrocarbon residue of a solid at a room temperature containing the metal and componen...
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JP3159457B2 |
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JP2001107056A |
To provide a carbonization furnace by which anyone can easily burn charcoal of good quality. A carbonization furnace comprises a carbonization chamber of an almost cylindrical shape that an upper face and a bottom face are arranged in be...
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JP3153471B2 |
To provide a mathod for obtaining carbon powder and graphite powder having a small specific surface and a nearly spherical shape, and is suitable for lithium battery negative material, with a bulk mesophase as the starting raw material, ...
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JP3148892B2 |
To obtain an antimicrobial carbon material which can cause silver ion to be dissolved out at a certain concn., lower than the regulatory standard, for a long term and which is excellent in moldability by mixing an org. raw material for p...
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JP3148893B2 |
To obtain pitch excellent in plasticity eluting a silver ion at a constant concentration less than a regulated value for a long term which is prepared by polycondensation reaction of the mixture obtained by dissolving silver acetate into...
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JP3148644B2 |
To provide a method for recovering tar acids from a phenolate, which is less problematic in waste disposal and can be practiced by using a compact apparatus. In recovering tar acids contained in an aromatic oil, an aqueous phenolate solu...
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JP3143690B2 |
PURPOSE: To produce an activated carbon fiber of a large pore volume in high carbonization yields. CONSTITUTION: A metal-containing pitch for the production of an activated carbon fiber is obtained by mixing a low-softening pitch with a ...
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JP2001048113A |
To efficiently mass-produce granular asphalts by a method wherein operations ranging from a formation of asphalt to covering and separation into individual granular asphalt are performed continuously and automatically. There are provided...
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JP2001049264A |
To provide asphalt pellets capable of being melted at low temperatures and in a short period of time and also relaxing the restriction of covering materials. An asphalt pellet 111 is constituted by asphalt 112 and two thermoplastic films...
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JP2001049262A |
To provide equipment for the treatment of rendering a charcoal furnace exhaust gas smokeless and harmless which renders combustible components and gases discharged from a charcoal furnace smokeless and renders harmful chemical components...
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