46results about How to "Speed ​​up pickling" patented technology

The invention discloses a method for manufacturing a highly corrosion-resistant steel wire rope for fishery. The method comprises the steps of selecting medium-and-high-carbon steel wire rods, conducting acid pickling, parkerising, drawing, patenting, redrawing and galvanizing in sequence, feeding steel wires into an open-fire furnace with a feeding speed of 20-28 m/min to improve the structure of the steel wires, and conducting alkali washing, water scrubbing, acid pickling and water scrubbing on the steel wires in sequence; conducting plating assisting, drying and galvanizing on the steel wires in sequence; conducting plating assisting and drying again and galvanizing an aluminum alloy layer, and drawing qualified steel wires again multiple times to obtain steel wires in the required specification; spooling the steel wires respectively, and stranding the steel wires to obtain wire strands; finally, twisting a rope core and the wire strands to obtain the steel wire rope. By the adoption of the manufacturing method, on the premise that corrosion resistance is improved, the steel wire rope with higher strength and high tenacity can be produced, and the service life of the steel wire rope for marine fishing is prolonged greatly.

The invention provides a processing method for improving the quality of instant chicken feet by ultrasonic combined with electron beam cold sterilization, and relates to the technical field of sterilization and freshness preservation of poultry machining and electronic accelerators. The processing method comprises the following steps of: thawing, trimming and washing chicken feet; bleaching and washing; boiling; ultrasonically pickling; and packaging and carrying out electron beam sterilization. According to the invention, a novel process of ultrasonic auxiliary pickling is added in a pickling process of the instant chicken feet; the processing method has the effect that by utilizing cavatition effect of ultrasonic waves, the speed of immersing pricking condiments into inner parts of tissues of the chicken feet is increased, the pickling time is shortened and the integral flavor of the chicken feet is improved; furthermore, the instant chicken feet are treated by the electron beam cold sterilization, and the processing method has the obvious advantages of short sterilization time, no temperature changes and low production cost, and can keep the original pickled flavor of the instant chicken feet to the greatest extent. Therefore, the method can improve the flavor quality of the instant chicken feet and can shorten the manufacturing and processing periods; the aims of rapidly sterilizing and prolonging the quality guarantee period of products are achieved; and finally, the instant chicken feet product with high quality is obtained.

The invention discloses a method for pickling duck eggs, which is characterized in that it comprises the following steps: (1) selecting duck eggs that meet requirements; (2) washing and air-drying the duck eggs, and then performing infrared disinfection; (3) putting the duck eggs in Soak in white wine for one minute; (4) Put the soaked duck eggs into a salt box, coat them with salt, and then put them into a sealed bag. The duck egg salting method of the invention can not only make the salted duck eggs convenient to eat, maintain a good taste, but also achieve hygienic safety and facilitate packaging and transportation. Due to the effect of the sealed bag, the pickling speed of duck eggs can also be accelerated, and different needs of people can be met, and different eating times can be selected according to personal preferences.

The invention discloses a quick ultrasonic pickling method for beef and relates to the technical field of beef treatment. The method comprises the steps as follows: the beef is subjected to ultrasonictreatment under the process conditions of the optimum ultrasonic frequency being 28 KHz, the optimum ultrasonic powder being 180 W, the optimum ultrasonic time being 180 min and the optimum ultrasonic temperature of 8 DEG C. Compared with a static wet pickling control group, the method has the advantages that the pickling speed is greatly increased, the pickling time is shortened by 1/3, and thetenderness of the beef is improved by 38%. A temperature-controllable tri-band ultrasonic treatment machine, the beef is taken as the study object, the beef is subjected to ultrasonic treatment at different ultrasonic frequencies, power and temperatures, the pickling effect of the beef through ultrasonic treatment is studied, the ultrasonic quick pickling process conditions are optimized by use ofL9 (34) orthogonal test design, the quick pickling method for the beef is developed, the production efficiency is greatly improved, and certain technical support is provided for practical productionof enterprises.

The invention discloses a composite material tool electrode for electrolytic deposition and electric spark and a preparation method of the composite material tool electrode, and belongs to the technical field of electrical discharge machining of electric spark. The composite material tool electrode for electrolytic deposition and electric spark is characterized by comprising, by weight, 16-18% of SiC particles, 14-16% of TiB2 particles, and the balance copper as a base body, and the SiC particles and the TiB2 particles are embedded in the base body. Due to the fact that the SiC particles and the TiB2 particles are added to the copper base body, compared with the method that only the SiC particles are added in the initial research stage, on the premise of not changing the total adding amount, the specific heat capacity of the tool electrode is improved by 10%, the coefficient of thermal expansion is lowered by 3%, the hardness is improved by 5%, and therefore the loss of the electrode under same electrical discharge machining parameters is lowered by 7%, and the roughness of a machined surface is lowered by 2%.

The invention discloses a making method of preconditioned shelled Penaeus vannamei Boone. The method comprises the following steps: removing heads, shells and digestive tracts from fresh Penaeus vannamei Boone, and washing and draining the Penaeus vannamei, or unfreezing frozen shelled Penaeus vannamei Boone at room temperature to obtain unfrozen shelled Penaeus vannamei Boone for later use; preparing a preconditioning preserving liquid; uniformly mixing the shelled Penaeus vannamei Boone with the preserving liquid; placing the obtained shelled Penaeus vannamei Boone and preserving liquid mixture in a vacuum rolling machine, and rolling the mixture; taking out the rolled shelled Penaeus vannamei Boone, and carrying out vacuum packaging; and carrying out freezing storage or refrigeration on the packaged shelled Penaeus vannamei Boone. Food grade components contained in the preconditioning preserving liquid can effectively inhibit tissue protease and microorganisms of the shelled Penaeus vannamei Boone in the processing process and prevent proteolysis and microbial propagation induced quality reduction, and the rolling preserving increases the muscle elasticity of the shelled Penaeus vannamei Boone and increases the preserving efficiency.

The invention discloses a preparation method of easily-digested tea-flavor salted duck eggs. The preparation method is characterized by comprising the following steps: (1) enzymolysis: cleaning duck eggs and then conducting enzymolysis by using mixed enzyme; (2) fermentation: conducting magnetization treatment on fermentation liquid and putting the duck eggs into the fermentation liquid, and conducting aerobic fermentation and anaerobic fermentation; (3) pickling: mixing the magnetized fermentation liquid and seasoning liquid according to a mixture ratio by mass, soaking the fermented duck eggs into the mixed liquid for conducting pickling under a vacuum condition for 4-5 days; (4) refermentation: soaking the pickled duck eggs into the magnetized fermentation liquid for conducting fermenting; and (5) steaming: mixing tea filter residue with seasoning residue, adding camellia oil and conducting stirring and mixing, wrapping the fermented and pickled duck eggs with the mixture, and steaming the duck eggs in boiled water. According to the salted duck eggs prepared by the method disclosed by the invention, compared with a control group, the nitrite content is reduced by 9.26mg/kg, the organic acid content is improved by 6.28mg/kg, the amino acid content is improved by 4.65%, and the salted duck eggs are good in mouthfeel and easy to digest and absorb.

The invention provides a tail gas treatment method and system for DMF wastewater, which belong to the technical field of industrial sewage treatment. The method comprises the following steps: firstly,removing dimethylamine from generated tail gas through a pickling tower, and then removing formic acid through an alkaline washing tower, wherein the pickling tower comprises multiple stages of filler spray towers, and tail gas enters from the bottom of the pickling tower and is removed by contacting with filler and an acid solution sprayed from top to bottom, the alkaline washing tower comprisesmultiple stages of tower plate spray towers, and tail gas passing through the pickling tower enters from the bottom of the alkaline washing tower and is removed by contacting with the filler and a strong alkali solution sprayed from top to bottom. According to the invention, foul tail gas (dimethylamine and formic acid) generated by the synthetic leather DMF-containing wastewater treatment process system is effectively treated at a low cost, and the production area and the surrounding air environment are improved.

The invention provides a novel auxiliary agent used in leather pickling process and usage of the novel auxiliary agent. This additive contains organic acid compounds, fatty alcohol polyoxyethylene ether surfactants, alkylbenzene sulfonate surfactants and calcium and magnesium ion chelates. This additive is used in the pickling process of the leather industry, which can effectively improve the absorption of chromium, reduce the use of chromium powder, and at the same time improve the yield and tensile strength of leather. In the low pH value, it can avoid the damage of high mechanical action to the leather surface, and can also improve the firmness, fineness and softness of the leather grain. Especially it has obvious effect on skin samples that have not been deashed in the previous process.

The invention relates to the field of processing equipment and particularly discloses salting equipment for bamboo shoots. By adopting a spraying mechanism, layers of bamboo shoots and layers of salt can be alternately distributed in the salting process of the bamboo shoots, so that the salt is in full contact to the bamboo shoots; and an exhaust mechanism in the salting equipment can rapidly exhaust air in a salting tank, so that anaerobic lactic acid bacteria can rapidly grow, and rapid salting of the bamboo shoots is realized. According to the technical scheme, the salting equipment enables the bamboo shoots to be uniform in flavor impregnation.

The invention belongs to the technical field of quartz powder production, and particularly relates to a quartz mineral powder impurity removal system and an impurity removal process. The impurity removal system comprises a high-temperature furnace, a refractory channel, a pickling tank, a filter and a dryer which are connected in sequence, a powder feeding spray gun and a flame spray gun are arranged in the high-temperature furnace, an exhaust channel is arranged at the top of the high-temperature furnace, a bottom discharge port of the high-temperature furnace is connected with the refractorychannel, and the bottom of the refractory channel is connected with a feed port of the pickling tank. A discharge port at the bottom of the pickling tank is connected with the filter, and a solid discharge port at the bottom of the filter is connected with the dryer. Quartz mineral powder is subjected to high-temperature melting, two times of quenching, acid pickling, filtering and drying in thesystem, and impurity removal can be achieved.

The invention provides a novel auxiliary agent used in leather pickling process, and the usage of the novel auxiliary agent. This additive contains organic acid compounds, fatty alcohol polyoxyethylene ether surfactants, alkylbenzene sulfonate surfactants and calcium and magnesium ion chelates. This additive is used in the pickling process of the leather industry, which can effectively improve the absorption of chromium, reduce the use of chromium powder, and at the same time improve the yield and tensile strength of leather. In the low pH value, it can avoid the damage of high mechanical action to the leather surface, and can also improve the firmness, fineness and softness of the leather grain. Especially it has obvious effect on skin samples that have not been deashed in the previous process.

The invention discloses an intensifying reverse osmosis off-line cleaning testing method. Equipment comprises a cleaning water tank, a cleaning pump, a water inlet filter, a testing water tank, a testing pump, a dense water pipe filter, a membrane frame, a pressure container, a pipeline connected with the above devices, a valve and an instrument; an ejecting aerator is arranged on the cleaning water tank to intensify foam generation; the pressure container is aslant installed, which is beneficial for draining of water in a membrane and drying of the membrane to change the surface state of themembrane. According to the testing method, the cleaning effect is good, and the reverse osmosis standardization flow recovery rate can exceed 90%; cleaning agentia and a cleaning method are optimized,the ejecting aerator in the testing water tank generates foams, and air water is cleaned intensively; through drying and re-cleaning after membrane cleaning, the contact conditions of the membrane surface and pollutants are changed, and intensified cleaning is achieved; according to pollution features of a membrane element, cleaning is targetedly carried out, and the cleaning effect is intensified; device integration testing and cleaning function are achieved; the testing method has extensive adaptability and is widely applicable to various reverse osmosis membrane cleaning.