12results about "Working-up tar" patented technology

The invention relates to a vertical multi-layer tar and ammonia water separation device and a working method thereof. The vertical multi-layer tar and ammonia water separation device comprises a tank body, a tar and ammonia water inlet pipe, a heavy tar outlet pipe, a light tar outlet pipe and an ammonia water outlet pipe, a plurality of layers of runner baffles are arranged in the tank body, a broken-line-shaped runner is formed in the height direction of the tank body, and the interior of the tank body is divided into a plurality of layers of separation chambers; the tar ammonia water inlet pipe is arranged at the bottom of the tank body; the side wall of the tank body at the lower end of the runner baffle is provided with a heavy tar outlet, and the higher end of the runner baffle is provided with a guide cylinder; a light tar outlet and an ammonia water outlet are formed in the top of the tank body. The vertical multi-layer tar and ammonia water separation device disclosed by the invention can ensure sufficient separation of light tar, heavy tar and ammonia water, improve the separation efficiency, greatly save the occupied area and save the investment.

The invention relates to the technical field of chemical additives, in particular to a coal tar emulsifying device which comprises a coal tar storage tank provided with a stirring mechanism used for preventing coal tar from being stirred, layered and solidified. The stirring mechanism comprises an upper side frame-type paddle arranged in the coal tar storage tank and a lower side frame-type paddle arranged at the bottom of the upper side frame-type paddle, an upper side turbo-type paddle is arranged on the inner side of the upper side frame-type paddle, an outer shaft sleeve is fixedly arranged at the axis of the upper side turbo-type paddle, and the outer shaft sleeve is fixedly connected with the upper side frame-type paddle. According to the invention, the layering or solidification phenomenon in the storage and transportation process is avoided, the fluidity of the coal tar is favorably improved, the uniformity of the coal tar in the emulsification process is ensured, and meanwhile, the coal tar and water or other emulsifiers form a stable emulsion through an emulsification technology, so that the fluidity of the coal tar is better; conveying and processing can be carried out more smoothly, and blocking and loss in the conveying process are reduced.

The efficient and rapid emulsifier comprises the following raw materials in parts by weight: 30-40 parts of an ether auxiliary agent, 30-40 parts of an amino auxiliary agent, 4-8 parts of sodium carbonate, 3-6 parts of sodium chloride, 3-5 parts of sodium dodecyl benzene sulfonate, 6-8 parts of octylphenol polyoxyethylene ether and 12-18 parts of polyacrylamide. According to the efficient and rapid emulsifier and the preparation method thereof, the prepared emulsifier has good emulsification stability and emulsification effect.

The utility model discloses a tar filtering device which comprises a vacuum system, a filter tank, a tar adsorption layer and a filter layer, the tar adsorption layer and the filter layer are sequentially arranged in the filter tank, and the filter layer comprises a filter aid layer and a filter paper layer. The tar adsorption layer is used for adsorbing tar, the filter aid layer is composed of a filter aid with a certain thickness, the filter paper layer comprises at least one layer of filter paper, and the tar adsorption layer, the filter aid layer and the filter paper layer are sequentially arranged above a sieve plate of the filter tank from top to bottom; and a connector is arranged at the bottom of the filter tank and is connected with a vacuum system. A series of problems caused by tar blockage are solved.

The utility model belongs to the technical field of chemical production equipment, and discloses a tar residue separating device which comprises a liquefying tank, and a feed port of the liquefying tank is respectively communicated with a feed port of a diluted tar storage tank and a feed port of a raw material tar centrifugal machine through pipelines. A discharge port of the liquefying tank is communicated with a feed port of the tar residue centrifugal machine through a pipeline and a conveying pump; a solid material outlet of the tar residue centrifugal machine is communicated with a feeding hole of the dry residue storage tank, and a liquid material outlet of the tar residue centrifugal machine is communicated with a feeding hole of the recovered tar storage tank through a pipeline. According to the utility model, efficient separation and resource utilization of the tar residues are realized, the tar content in the obtained dry residues is low, the treatment is simple, and the harm to the environment is small.

The utility model discloses a coal tar separating device, which relates to the technical field of coal tar production and comprises a bottom plate and a U-shaped plate, the U-shaped plate is fixedly arranged on one side of the upper surface of the bottom plate, a rotating rod is rotatably arranged in the middle of the upper surface of the bottom plate, and a rotating plate is fixedly arranged at the top end of the rotating rod. A first motor is fixedly arranged on the lower surface of the bottom plate, the output end of the first motor is fixedly connected with the lower end of a rotating rod, transmission rods are rotationally arranged in the two sides of the rotating plate, centrifugal barrels are fixedly installed at the lower ends of the transmission rods, and baffles abut against the two sides of a U-shaped plate; one side of the lower end of the U-shaped plate is rotationally sleeved with a transverse rod, and the two ends of the transverse rod are fixedly connected with the corresponding baffles respectively. According to the coal tar separator, the double centrifugal barrels are arranged, so that highly continuous coal tar separation work can be carried out, the time wasted by cleaning the centrifugal barrels can be reduced, and the production efficiency can be further improved.

The invention relates to a horizontal tar and ammonia water separation device and a working method thereof. The horizontal tar and ammonia water separation device comprises a tank body, a runner baffle, a tar and ammonia water inlet pipe, a heavy tar outlet pipe, a light tar outlet pipe and an ammonia water outlet pipe, one end of the tank body is provided with a tar ammonia water inlet; a light tar outlet, an ammonia water outlet and a heavy tar outlet are formed in the other end of the tank body; a plurality of runner baffles are arranged in the tank body at intervals along the tar ammonia water flowing direction to form a snakelike tar ammonia water runner; and a hydrophobic oleophylic material coating is sprayed on the surface of the runner baffle. According to the horizontal tar and ammonia water separation device, sufficient separation of light tar, heavy tar and ammonia water can be guaranteed, the separation efficiency is improved, the occupied area is greatly saved, and investment is saved; the problems that an existing tar and ammonia water separation device is poor in separation effect, long in tar and ammonia water retention time, large in equipment occupied area and high in total investment are solved.

The present application relates to a coal pyrolysis tar recovery method and system, which passes oil mist and raw coal gas into a washing tower to make the oil mist and raw coal gas directly contact with washing oil for cooling, separates to obtain liquid phase coal tar and gas phase medium, and then the gas phase medium is sequentially cooled by an air cooler and a condenser to separate oil and water, the liquid phase solid-containing coal tar is fine filtered from outside to inside by a 0.1 micron metal sintered membrane filter under the condition of 260-280 DEG C and 1.0-1.2 MPa, the filter residue is discharged through a pressurized residue discharge valve, and the solid-removed coal tar is recovered by decompression fractionation to obtain washing oil and pure coal tar. By controlling the cooling temperature of the liquid phase coal tar to be 110-120 DEG C and using specific filtering parameters, the micron-level solid particles in the high-temperature viscous medium are efficiently removed. The method is suitable for efficient recovery of coal pyrolysis tar, the obtained washing oil can be recycled, and the pure coal tar can be directly used as fuel or chemical raw material.

The invention belongs to the technical field of functional application materials and coal chemical industry, and discloses an intelligent response type coal tar viscosity reducer and a preparation method and application thereof.The viscosity reducer serves as a novel intelligent material, the temperature and pH dual response mechanism is integrated into one molecule for the first time, the leap from a static material to a dynamic intelligent material is achieved, and the application prospect is wide. The viscosity reduction behavior of the viscosity reducer can be adaptively adjusted according to environmental conditions, the intelligent effects of strong viscosity reduction at low temperature / unfavorable pH and moderate viscosity reduction at high temperature / neutral pH are achieved, the dynamic requirements of a coal tar whole-flow process are perfectly matched, and the viscosity reducer has essential leap with a traditional viscosity reducer with fixed functions.

The application discloses a kind of coal tar phenolic compound separation device and process, polyether modified silicone oil compounding defoaming agent is added to boiler, coal tar and water, after preheating, it is mixed by first oil-water mixer, then enters second oil-water separator separation, obtains phenol-removing coal tar and water phase, water phase is sent to second oil-water separator, cooling, obtain water phase and crude phenol.The present application utilizes the solubility difference of phenolic substances and oil substances in water, thereby realizing the separation of coal tar to obtain crude phenol and phenol-removing coal tar, solving the problems of large energy consumption, complex operation process and serious environmental pollution in the extraction process of phenolic compounds in existing coal tar.The present application is a green separation process, without wastewater, waste residue and waste gas, and the process has mild and simple operating conditions, low cost and low investment.

The invention relates to the technical field of coal tar recovery, in particular to a coal tar pretreatment device which comprises a standing box, the bottom of the standing box is open, two symmetrically-distributed side plates are slidably connected into the standing box, the side plates are connected with a driving mechanism, and the driving mechanism is used for driving the side plates to move horizontally. The bottom of the standing box is rotatably connected with two turning plates which are symmetrically distributed, the top of each turning plate is fixedly provided with a sealing gasket, and the turning plates are connected with a rotating mechanism. The action not only enables viscous lower-layer materials accumulated at the bottom to become loose and flow more easily, but also is matched with downward turning of the turning plate to open the discharging channel, so that the lower-layer materials are effectively promoted to be discharged smoothly and completely under the action of gravity, and the problems of residues and blockage caused by the fact that the materials are adhered to the side plates and the inner wall of the standing box are solved. And the deslagging efficiency and the cleanliness are obviously improved.

The utility model discloses a kind of mechanization clarifying tank pressure oil automation devices, relate to tar processing technical field, including collection bucket, the inside of collection bucket is provided rotating barrel, the lower end of rotating barrel is fixedly connected round bar, the lower part of round bar is rotationally connected with the inside surface corresponding position of collection bucket, the lower end of round bar is connected power mechanism, the power mechanism is used to drive round bar to rotate, the side surface of rotating barrel is respectively provided with mounting groove at equal angle, four mounting grooves are respectively fixedly connected filter screen, the upper end of rotating barrel is rotationally connected with mounting ring by bearing, the left side surface of mounting ring is connected with feed pipe, tar is pressed out by centrifugal force, tar and oil residue are separated, and oil residue on filter screen is cleaned automatically.