49results about How to "Shorten the sterilization time" patented technology

Disclosed is a sterilization apparatus using hydrogen peroxide, which comprises a housing which has a sterilization chamber for accommodating to-be-sterilized objects; an evaporator connected with the sterilization chamber for supplying hydrogen peroxide vapor to the sterilization chamber for the purpose of sterilizing to-be-sterilized objects; a hydrogen peroxide supply apparatus connected with the evaporator for the purpose of supplying liquid hydrogen peroxide to the evaporator; an enrichment chamber connected with the evaporator for the purpose of evaporating moisture from the hydrogen peroxide supplied to the evaporator and sucking the evaporated moisture, thus enriching the hydrogen peroxide; a vacuum pump connected with the enrichment chamber for the purpose of providing a vacuum pressure to the enrichment chamber; a blower which includes a fan disposed in the interior of the sterilization chamber for forcibly flowing the air of the sterilization chamber and is a motor for driving the fan; and a fan heater disposed in the interior of the sterilization chamber for the purpose heating the air flowing by means of the fan. The sterilization apparatus using hydrogen peroxide according to the present invention makes it possible to enrich the hydrogen peroxide using an enrichment chamber, and the sterilization power with respect to the to-be-sterilized objects can be enhanced.

The invention relates to a method for thermal sterilization in particular of a container filled with medical material or product, the method comprising a sterilization method step in which a thermal sterilization in particular is carried out of a container filled with medical material or product in the presence of a sterilization atmosphere, containing steam, at temperatures of at least 100° C. and at increased pressure, wherein the sterilization method step comprises at least a first method stage and a second method stage, following the first method stage, with first and second method stages being carried out at different pressures with respect to one another, the pressure in the second method stage being increased relative to the pressure in the first method stage.

There is provided a culture apparatus which is capable of shortening a sterilization time and sterilizing the culture apparatus including a gas concentration measuring sensor, pipes connected to a gas concentration measuring device and every corner of a cultivating chamber. The culture apparatus includes a sterilizing gas generator 42 that supplies sterilizing gas into a cultivating chamber 4. The sterilizing gas generator 42 atomizes a sterilizer solution (oxygenated water) by means of an ultrasonic vibrator 46. The culture apparatus further includes an ultraviolet generator (ultraviolet lamp 50) that irradiates gas in the cultivating chamber 4 with an ultraviolet ray. The culture apparatus further includes a door (outer door 14) for blocking an opening of the cultivating chamber 4 in a free-opening/closing manner and a locking device 52 for prohibiting the door (outer door 14) from being opened. The culture apparatus further includes a controller 60 for controlling the locking device 52 to prevent the door (outer door 14) from being opened from start of the sterilization process to end of the decomposition process.

The invention discloses a method for processing canned white asparagus by vacuum acidification, comprising the following steps: carrying out ultrasonic cleaning with a frequency of 20-30 kHz on processed white asparagus for 10-15 min, wherein the cleaning effect is good, the speed is fast, and the white asparagus materials are prevented from tender stem deterioration caused by long time soaking; after cleaning, precooking, then carrying out spray cooling on the precooked white asparagus with cold water under the high pressure of 30*10<5>-40*10<5> Pa for 1 min, rapidly cooling the white asparagus, then conducting vacuum acidification by using a compound liquid of disodium hydrogen phosphate and citric acid under the vacuum degree of 0.070-0.085 MPa for 1.5-2h to achieve the purpose of preventing browning; and finally adding 0.01% phytic acid and 0.01% sodium erythorbate in the liquid of the canned white asparagus to carry out color protection on the white asparagus and further carry out acidification. The prepared canned white asparagus has good whiteness and strong fragrance, the pulp has popular sweet mouthfeel, and the liquid is clear.

The invention discloses a bdellovibrio bacteriovorus bacterial strain for eliminating listeria monocytogenes and an application thereof. The invention obtains bdellovibrio bacteriovorus BDSM08 by separation, purification and ultraviolet mutation. BDSM08 is in the arc-shaped unicellular form when observed by an electron microscope, the size thereof is 1.8*1.0 mu m, the ends thereof are provided with flagellum and the length of the flagellum is 3.2 mu m. The bdellovibrio bacteriovorus BDSM08 is cultivated with the two layer plating method at the temperature of 28 DEG C for three days to form transparent round negativecolony the diameter of which is 2-3mm and the optimum growing pH value of which is 7.2, the optimum growing temperature of which is 28 DEG C and the optimum salinity of which is0%. The microbial agent prepared by BDSM08 has a strong effect on killing listeria monocytogenes which can be commonly seen in environment. The invention applies the bdellovibrio bacteriovorus BDSM08for the first time to prevent and cure food listerellosis; the invention has a favourable effect on eliminating listeria monocytogenes on food, has characteristics of no toxicity, no side effect on food and the like, and has favourable application prospect.

When the inner surface of containers conveyed in an inverted posture is sterilized, the sterilization efficiency can be increased, the amount of sterilizing fluid used can be reduced, the sterilization time and washing time can be shortened, the number of drive components of the apparatus can be reduced and the apparatus can be simplified and reduced in cost. A non-inserted nozzle 20 is disposed at a distance of 1-50 mm below the lower end surface 52 of a mouth of a container conveyed in an inverted posture, the sterilizing fluid is mixed with air and the sterilizing fluid is atomized and sprayed intermittently from the non-inserted nozzle toward the inside of the container.

The invention discloses a pawpaw pineapple can and a preparation method thereof. The pawpaw pineapple can comprises the following components in parts by weight: 80-120 parts of pawpaw, 60-100 parts of pineapple, 30-50 parts of longan pulp, 10-30 parts of foreign wine and 100-200 parts of soup. The processing method comprises the following steps: 1) pretreating the raw materials: after dicing pawpaw and pineapple, mixing with longan pulp, and quickly boiling in hot water; 2) preparing the soup sticks: preparing the soup sticks by xylitol, honey, malic acid and water, and adjusting the pH value to 3.6-4.2; 3) softening the raw materials: adding the soup sticks into the pre-treated raw materials, and sucking in a vacuum tank to soften; and 4) filling, sealing and sterilizing to obtain the pawpaw pineapple can. The pawpaw pineapple can is fruity and rich, moderately sour and sweet, harmonious and gentle in taste and abundant in nutrition, and has the functions of regulating middle energizer and qi, engendering liquid and moistening dryness, relieving summer-heat and quenching thirst, helping digestion and stopping diarrhea, tonifying heart and spleen, nourishing blood for tranquillization, moistening skins and beautifying and the like.

The present invention discloses a feeding-bottle sterilizer, comprising an upper cap, a base, and a container in which a feeding-bottle holder is placed, wherein an upper basket is arranged between the container and the upper cap, a baffle is arranged between the upper cap and the upper basket, a barrier is arranged between the base and the container, the baffle can slow down the steam flow out of the sterilizer, and a first, second, and third steam nozzle and a steam supply device are arranged on the base. The air cap of the first steam nozzle can rotate 360 degrees to ensure rapid and even steam distribution in space, the second steam nozzle stretches into the feeding bottle for sterilizing the feeding-bottle cavity, and the third steam nozzle extends into the upper basket. Furthermore, the feeding-bottle sterilizer has advantages of convenient cleaning, quick, and thorough sterilization.

The invention belongs to the technical field of chemical disinfectants, and discloses a glutaraldehyde disinfectant as well as a preparation method and an application thereof. The glutaraldehyde disinfectant is prepared from the following components in parts by weight: 2% of glutaraldehyde, 0.1% of didecyl dimethyl ammonium chloride, 0.2% of polyhexamethylene guanidine hydrochloride, 0.02% of peregal 0-25, 0.7% of sodium bicarbonate, 0.7% of sodium nitrite and the balance being purified deionized water. The preparation method comprises the following steps: preparing raw materials according tothe formula mentioned above; dissolving glutaraldehyde, didecyl dimethyl ammonium chloride, polyhexamethylene guanidine hydrochloride, peregal 0-25, sodium bicarbonate and sodium nitrite in purified deionized water, stirring to obtain a homogeneous solution; adding deionized water until the total volume is constant, aging; inspecting the intermediate product; if qualified, filling the intermediateproduct into a disinfectant plastic bottle, sealing the heat of the bottle, packaging; inspecting the finished product, and storing qualified products in a finished product warehouse. The stability of the glutaraldehyde disinfectant is improved, the disinfection time is shortened; and disinfection, sterilization, cleaning, decontamination, and rust prevention are synchronously completed.

The invention discloses a white yam beverage and a preparation method. The method includes: selecting fresh white yam, carrying out cleaning, peeling, fine sorting and weighing; steaming the white yam, conducting slurrying combining pulping by a pulping machine and homogenization by a homogenizer; dissolving a white yam protein stabilizer, a starch stabilizer and a sweetener in advance, conducting filtering, then mixing the product with a white yam juice uniformly, and adding a sour agent to prepare a semi-finished beverage product; subjecting the semi-finished beverage product to filtering, homogenizing, degassing, and high temperature instant sterilization; performing filling, sealing, sterilizing and cooling; and conducting quality inspection, thus obtaining a finished product. By employing the pulping-homogenization combined technology, the juice fineness can be enhanced, and stability of the finished beverage product is improved. By adding the white yam protein stabilizer, the protein can be protected from heating and acid adding and cannot denature, and the protein can be prevented from precipitating. For the pop can canned white yam beverage, a sterilization technology combining high temperature instantaneous sterilization and post-sterilization is employed, the sterilizing time and intensity are reduced, and nutrient loss and protein denaturation can be prevented. The method provided in the invention solves the problems that uncongealed beancurd-like protein precipitation is likely to occur during preparation, or after a period of time of placing, the precipitate delaminates, and the appearance and the taste become worse. The finished beverage product is uniformly milky white, and at the same time has the peculiar fragrance of steamed white yam.

The invention discloses a grape, pineapple and blueberry composite fruit juice beverage and a preparation method thereof. The composite fruit juice beverage is prepared from the following raw materials in percentage by mass of 25-35% of raw grape juice, 5-10% of raw blueberry fruit juice, 10-20% of raw pineapple juice, 6-15% of cane sugar, 0.15-0.25% of sodium carboxymethyl cellulose, 0.02-0.05% of xanthan gum, 0.006-0.015% of gellan gum and the balance of pure water. The production technology is simple, the industrialization degree is high, the added values of products are high, the preparedgrape, pineapple and blueberry composite fruit juice beverage is bright in color, fine and smooth in mouth feel, balanced in nutrients, rich in phenol substances of anthocyanin, resveratrol, phenolicacid and the like, and has the functions of protecting the heart and blood vessels and promoting health of human bodies. Ultrasound is combined with enzymolysis, so that dissolving out of polyphenol substances in grape skin and seeds can be promoted, and besides, a certain clarifying effect on the grape juice can be achieved, and the stability of the grape juice is improved.

The invention provides a non-thermal sterilization micro-treatment chamber for blueberry juice as well as a sterilization system and a sterilization method which use the micro-treatment chamber. The electrode distance is shortened by the aid of microchips, the size is smaller, the voltage is greatly reduced on the premise that the same sterilization effect is guaranteed, a series of equipment suchas a voltage amplifier can be replaced, and the operability is significantly improved and the cost is effectively reduced as compared with traditional high-voltage pulse electric field sterilization.The temperature rise amplitude is small and pressure change is avoided during treatment, secondary pollution cannot be caused, the sensory quality of the blueberry juice cannot be affected, and dissolution of anthocyanin can be promoted, so that high-quality blueberry juice can be obtained while microorganisms can be killed effectively. Meanwhile, due to the precision of the microchips, the experimental accuracy is greatly improved, sterilization parameters can be strictly controlled, and digital sterilization in factories becomes possible.

The present invention provides soy milk and a preparation technology thereof. The technology comprises the following steps: (1) preparing soy milk; (2) conducting first preparation: adding a stabilizer to the soy milk and conducting uniform stirring; (3) conducting second preparation: adding a natural preservative to the prepared solution; (4) conducting homogeneous sterilization; and (5) conducting aseptic canning. The technology adopts twice feeding preparation, besides, the natural preservative is added during second feeding process to play a very good role in assisting sterilization, thuseffectively reduces sterilization time and strength required in sterilization process, ensures sterility of soy milk products and improves stability of flavor and properties of the soy milk products.The technological method is simple, easy to operate, low in cost, and can produce the soy milk on a large scale; and the prepared soy milk product can ensure good sterility, also has stable flavor andproperties and is better in mouthfeel.

The invention relates to a sterilization device, in particular to an efficient scalpel sterilization device for the neurology department. The technical problem to be solved is to provide the efficient scalpel sterilization device for the neurology department, which shortens the high-temperature and ozone sterilization time and is convenient for material feeding and taking. According to the technical scheme, the efficient scalpel sterilization device for the neurology department comprises a supporting frame, a containing frame, a heating pipe, a containing mechanism and a sterilization mechanism, wherein the containing frame is arranged at the top portion of the supporting frame, the heating pipe is arranged at the lower portion of the containing frame, the containing mechanism is arranged on the containing frame, and the sterilization mechanism is arranged at the top portion of the supporting frame and located on the lower portion of the containing frame. According to the invention, the effects of shortening the high-temperature and ozone sterilization time and facilitating feeding and taking are achieved.

Apparatus and a method for using a packaging system for a sterilizable item. The packaging system includes a first sleeve that is elongated and a second sleeve that encloses one end of the first sleeve. The first sleeve is an elongated open ended tube or pouch. The second sleeve is an open ended tube or pocket. The sides of the first sleeve and the sides of the second sleeve are proximate each other with the closed end of the first sleeve proximate a closed end of the second sleeve. The open end of the first sleeve is folded into a cuff that covers the open end of the second sleeve. In one embodiment, the apparatus includes a sterilization indicator affixed to the outside of the packaging system.

The invention relates to the technical field of biotechnology and food processing, in particular to an apple-flavored beverage and a preparation method thereof. The method comprises the following steps: soaking apple peel pomace in a citric acid solution, preparing a culture medium, carrying out first-stage aspergillus niger fermentation, crushing aspergillus niger cells, performing homogenizing,and carrying out second-stage probiotic fermentation. In the prior art, apple peel pomace contains a large amount of cellulose, pectin and other macromolecular substances, is difficult to use, pollutes the environment if discarded, and is difficult to degrade by a single microorganism. The invention provides the preparation method of the apple-flavored beverage. The apple peel pomace is soaked ina citric acid solution, browning can be prevented, productive turnover is facilitated, aspergillus niger and probiotics are fermented in different stages, products in a first stage are utilized through two-stage fermentation, the finally prepared apple-flavored beverage has the advantages of being high in living cell number of the probiotics and the like, and waste utilization of the apple peel pomace is achieved.

The invention relates to an S-shaped plasma purification and sterilization device for indoor and outdoor air. The device comprises a shell internally provided with an S-shaped airflow channel, wherein at least one plasma reactor is mounted in each of at least two of an air inlet channel, a middle transition air channel and an air outlet channel; the air inlet channel transversely enters the shell from one side, passes through a front corner and a rear corner of the communicated middle transition air channel and is communicated with the air outlet channel for transversely leading out air from the other side; at least one layer of initial-effect filter net is mounted at an inlet of an outer end of the air inlet channel, and a first plasma reactor is mounted at an inner end of the air inlet channel; the air inlet channel passes through a first corner channel and is connected with the middle transition air channel, and a second plasma reactor is mounted in the middle transition air channel; and the middle transition air channel passes through a second corner channel and is connected with the air outlet channel, and a third plasma reactor is mounted in the air outlet channel. The S-shaped plasma purification and sterilization device has the characteristics that the structure is smart and reasonable, the sterilization and disinfection time is shortened, and the like.