70 results about "Fish gill" patented technology

The invention belongs to the technical field of fish processing, and particularly relates to a process for processing fishes cleanly, which comprises the following steps of: stunning the fishes instantly, namely stunning live fishes by using rated voltage so as to allow the fishes to have heartbeat but lose memory or stunning the live fishes in a closed bag by using carbon dioxide; cutting fish gills off, namely allowing a knife to extend into the fish gills from water outlet edges of the fish gills on sides of fish cheeks to cut the fish gills on both sides off; performing bloodletting, namely hanging the fishes of which the fish gills are cut off in a mode of allowing fishtails to be upward and fish heads to be downward for bloodletting, so that fish blood flows out of fish mouths until the fish blood is discharged completely from fish gill cavities; washing, namely washing blood in fish mouth cavities cleanly by using pressurized water conveyed from the fish mouths, and washing dirt and mucus on surfaces of fish bodies cleanly; and drying, namely drying the water on the surfaces of the fish bodies by using a water absorption material. The process has the advantages that the fishes are stunned instantly, so the slaughter effect is good; the bloodletting is complete in a mode of cutting the fish gills off, so fish flesh is not polluted; and the fish bodies are hung upside down, the bloodletting is complete, and time and labor are saved, so the process is suitable for processing various fishes, particularly globefishes cleanly.

The present invention relates to a prothrombin activator for activating prothrombin to thrombin comprising of an extract of fish gills or a combination of fish egg and fish gills. Said activator is suitable for use in medical applications as well as in food products.

The invention provides a fish feed which includes fish meal, bean pulp, cottonseed meal, monocalcium phosphate, soybean oil, wheat, vitamin premix, mineral substance premix and a drug preparation for treating the fish gill rot. The drug preparation of the feed adopts traditional Chinese medicine ingredients which are extracted, has the advantages of high solubility, high absorptivity and high use ratio, and is high in medicinal ingredient and small in impurity. Compared with the traditional drugs for treating the gill rot, the feed is free of residue and pollution, small in toxic and side effects, not prone to tolerance and wide in source. The feed also has multiple functions.

The invention relates to a medicament for treating fish gill-rot diseases, which is characterized by comprising the following medicaments in part by weight: 20 parts of Japanese cayratia herb, 15 parts of common andrographis herb, 20 parts of phellodendron amurense, 15 parts of rhubarb, 20 parts of Chinese tallowtree leaf, 10 parts of caudolysis leaf and 1 part of isoniazide. The medicament overcomes the defects of inject vaccines and simple Chinese medicinal herbs, is simple and convenient to apply, is diffused quickly after splashing and is distributed widely, and does not pollute water quality.

The invention provides a preparation method of fresh and sweet fish. The preparation method comprises the following steps: (1) cleaning the fish and removing fish scales and fish gills; (2) removing fish intestines and black peritoneums; (3) cutting fish into two blocks and removing fish bones, and cleaning bloody water and wastewater on the fish blocks; (4) producing spices and an sauce; (5) orderly putting the fish blocks into the spices for pickling for 5-10 days, and turning over the fish blocks once in the pickling process; (6) drying the fish blocks in hot air of 60-80 DEG C for 1-2 hours; (7) suspending the fish blocks after brushing the fish blocks with the sauce once, drying the fish blocks for 10-20 minutes with hot air of 60-80 DEG C, and then, brushing the fish blocks with the sauce again; (8) drying the brushed fish blocks in air for 5-12 hours; and (9) regularly putting and pressing the cut fish blocks in a clean tank, then, spraying liquor, and sealing the tank opening of the clean tank with paper, a plastic membrane and mud by a plurality of layers in sequence. The preparation method of the fresh and sweet fish disclosed by the invention has the advantage that the pickled fish blocks are bright and red in color, and fresh and sweet in taste, and are very suitable for the taste of people in the regions of Jiangsu and Zhejiang.

The invention relates to the technical filed of aquatic product processing, and specifically relates to a drying treatment method of pseudosciaena crocea. The drying treatment method of the pseudosciaena crocea comprises the following steps: (1), carrying out pre-treatment, namely removing viscera and gills of freshly fished pseudosciaena crocea or thawed frozen pseudosciaena crocea, thoroughly washing surface and inside of the pseudosciaena crocea by using washing liquid, and carrying out rapid draining; (2), carrying out soaking, namely putting the pre-treated pseudosciaena crocea into a soaking solution, carrying out ultrasound-aided soaking at 30-40 DEG C for 15-60 minutes, and fishing the soaked pseudosciaena crocea out so as to obtain a material ready for using; (3), carrying out surface treatment, namely coating or spraying on the surface of the pseudosciaena crocea so as to form a dry oil layer; and (4), carrying out drying, namely carrying out fast drying at 100-120 DEG C for 0.5-1 minutes, carrying out drying by using circulating hot air at 50-60 DEG C for 1-2 hours, and carrying out drying at 20-30 DEG C for 2-3 days. The method is used for carrying out drying treatment on the pseudosciaena crocea so as to facilitate storage of the pseudosciaena crocea. The method is short in treatment time, and is capable of relatively well preserving color and luster of the pseudosciaena crocea; moreover, meat color of the pseudosciaena crocea does not become dark during the treatment processes.

The invention discloses a fish-gill-type oxygen-carrying purification system capable of rotating freely. The system comprises a solar aeration region composed of a solar photovoltaic board, a controller, an inverter, a photovoltaic cable, a storage battery, a waterproof tank, an air pump, a fixed aeration pipe, a rotating aeration pipe and supporting original components. The fish-gill-type oxygen-carrying purification system is characterized in that the solar aeration unit is sequentially connected with a gill-filament-shaped oxygen dispersion-aerobic microorganism surviving region composed of rotating tee joints, an air spraying pipe, air dispersion holes, pumice and gill-filament-shaped active carbon fibers and a matrix filling aquatic plant purification region composed of emergent aquatic plants, submerged plants and hollow matrix filling baskets. Dissolved oxygen in water can be supplied on a large area, organic pollutants and nutritive salt can be efficiently removed, an aquatic ecosystem can be improved, and the system can help the water body to restore self-cleaning capacity, has the advantages of being attractive in appearance, simple in structure, economical and practical, and is suitable for treating and repairing common eutrophic water bodies.

The invention discloses medicine composition for treating a fish gill rot disease and the medicine composition comprises the following traditional Chinese medicines in parts by weight: 10-30 parts of thunder god vine, 10-20 parts of gallnut, 15-30 parts of humifuse euphorbia herb, 5-10 parts of chinaberry leaf, 10-25 parts of houttuynia cordata and 5-15 parts of greater celandine herb. The invention further discloses a preparation method of the medicine composition. The humifuse euphorbia herb, chinaberry leaf and houttuynia cordata in the medicine composition have the efficacy of bacteria resistance and bacteriostasis and can better prevent and treat the fish gill rot disease as effective constituents. According to the preparation method, the supercritical CO2 extraction method is adopted to extract effective constituents in the thunder god vine, so that the activity and content of each of triptolide, tripterine and total alkaloids are maintained and higher. The preparation method is simple and practical, and the medicine composition is suitable for large-scale production.

The invention discloses a processing method of chilled fish. The processing method comprises the following steps: firstly selecting healthy and safe live fish; temporarily rearing the live fish to remove fishy smell; then fishing out the live fish, letting blood, and removing fish scale; opening the back of the fish, and removing fish gill, viscera, teeth and belly nape; performing rinsing, and cutting the back; performing soaking, rinsing, pickling, bagging and quick freezing; and after quality inspection, performing boxing and refrigeration. The method is simple in operation process; the processed chilled fish is complete in fish appearance and long in shelf life; the unfrozen fish can be directly cooked and does not need to be cleaned; and fish with delicious taste can be cooked by onlyadding a small amount of other spices or no other spices during cooking, thereby simplifying the fish cooking procedure and especially meeting the consumption demands of fast-paced modern people.

The invention discloses a Chinese medicinal composition for prevention and treatment of fish gill rot disease and a preparation method thereof. The Chinese medicinal composition contains an active ingredient, which is prepared from rhubarb, Houttuynia cordata, Verbena officinalis, sophora flavescens and Chinese gall. The Chinese medicinal composition provided by the invention has the efficacy of clearing away heat and toxic materials, resisting bacteria and killing pests, stopping bleeding by astringency, and promoting tissue regeneration, can be effectively used for preventing and treating fish gill rot disease caused by various factors, and has the advantages of wide raw material sources, safety, environmental protection, simple preparation process, low production cost and the like.

The invention discloses a robot production line used for extracting fish brain. The robot production line used for extracting fish brain comprises a machine frame, a material blocking pedestal, a sidewall plate, a mobile supporting mechanism, a positioning fixing mechanism, a vacuum gill suction mechanism, and a puncturing marrow suction mechanism; material blocking pedestal and the side wall plate are arranged on the machine frame face to face; the mobile supporting mechanism is arranged on the machine frame; the positioning fixing mechanism, the vacuum gill suction mechanism, and the puncturing marrow suction mechanism are arranged on the side wall plate. A left blocking plate and the positioning fixing mechanism are used for fixing fish, the vacuum gill suction mechanism is used for outward opening of fish gill, so that it is convenient for stretching of the puncturing marrow suction mechanism into fish heads, puncturing into fish brain cavities, and suction of fish brain. Comparedwith extraction of fish brain from head shell tops of fish, the extraction process is easier; after fish brain extraction, fish appearance and conditions are not influences, it is beneficial for a second time of sale. According to the robot production line, a marrow suction pipe is arranged in a drilling pipe sleeve, after puncturing into brain cavities, moving of fish is not needed, and fish brain extraction can be carried out. The structure is simple, efficiency is high, and the robot production line is safe to use.

The invention discloses a feed additive for preventing fish gill hyperemia and rotted gill diseases caused by ammonia nitrogen and a feed. The feed additive comprises the following components in parts by weight: 0.3-1.09 parts of methionine hydroxy analogue, 0.009-0.0225 part of vitamin C, and 0.018-0.084 part of vitamin A. Due to the addition of the feed additive for fishes within the range, fish gill hyperemia and rotted gill diseases caused by ammonia nitrogen in water can be effectively prevented, the occurrence rate of fish gill hyperemia and rotted gill diseases can be reduced, and gills and fishes can be kept healthy. Meanwhile, the growth of the fishes can be promoted, and the efficiency of the feed can be increased. The feed additive has the advantages of convenience in use, low cost and the like.

The invention discloses a synchronous fluorimetry for simply measuring pyrene in fish gills. The method comprises the steps of: airing, grinding and extracting a fish gill sample, rotatably evaporating and concentrating until the fish gill sample is almost dried before purifying, fixing the volume to measure by normal hexane, taking the normal hexane as a solvent to prepare pyrene standard solution of which the concentration range is 1-1000ug/l, measuring simultaneous wavelength EX334.5nm/delta lambda 50nm; measuring pyrene standard series of samples and to-be-measured samples with fixed volume by the synchronous fluorimetry, formulating a standard curve equation, and carrying out quantitative calculation on the to-be-measured samples according to the standard curve equation. The synchronous fluorimetry has the following advantages that (1) measurement is carried out by the synchronous fluorimetry, and the apparatus is relatively simple, easy to operate and low in measurement cost; (2) pyrene measurement in the fish gills is carried out by the synchronous fluorimetry, and the recovery rate is high; (3) an optimized measurement parameter is adopted as to EX and delta lambda; the measurement selectivity is improved; and the standard curve equation is high in linearity and low in detection limit.

The invention relates to a fresh-keeping method of mackerels. The fresh-keeping method comprises the following steps of slaughtering the mackerels, removing heads, internal organs, fish scales and fish gills, then performing thorough cleaning, and splitting the treated mackerels to form two parts along spines; immersing the mackerel parts in fresh-keeping liquid; packing mackerel meat with LDPE films to form a two-layer packet; and irradiating the mackerel meat with Co60 gamma-rays, and storing the treated mackerel meat at 0-8 DEG C. Composite fresh-keeping liquid achieves the effects of resisting bacteria, removing fishy smell, resisting free radicals and resisting oxidation, and is combined with radiation sterilization, the fresh-keeping period of the mackerels is prolonged, the fresh-keeping method is convenient and practical, freshness and color of the mackerel meat can be well maintained, and the fresh-keeping method is environmentally-friendly and high-efficient.

The invention belongs to the technical field of sewage treatment, provides an ultra-filtration functional water treatment system based on a bionic molecular gill, and specifically relates to an ultra-filtration functional molecular gill designed in the manner of imitating a fish gill. Under the effect of an ultra-filtration system based on a bionic designed molecular gill, provided by the invention, the drained water quality can reach and even exceed the 'membrane' filtering technological level, the investment can be greatly reduced, and the sewage treatment can reach the 'drinkable' standard. The device has wide application markets and high economic benefits in the fields of coal chemical industry, shale oil gas fracturing (well drilling), petrochemical industry, military field campsite, tour motor home campsite and environment-friendly sewage treatment.

The invention discloses a nutrition composition and a feed capable of enhancing ammonia-nitrogen stress resistance capability of a fish gill. The nutrition composition comprises the following components in parts by weight: 0.61-1.68 parts of phenylalanine, 0.0015-0.0055 part of nicotinic acid, 1-5 parts of phospholipid and 0.88-1.91 parts of valine. Through the addition of the nutrient composition within the range, congestion of the fish gill and rotted gill caused by ammonia and nitrogen rich in water can be effectively prevented; the gill congestion rate and the rotted gill rate are reduced; and the health of the gill and the organism is ensured.

The invention relates to a preparation process of grilled fish. The preparation method comprises the following steps of A, taking fresh and alive fish as raw material fish, and requiring no dead fish,diseased fish and deformed fish; B, removing scales of the raw material fish, wherein the raw material fish is cut into two halves from the back broken head to the fish tail, viscera, gills and blackmembranes in the abdomen are removed, and the surface of the raw material fish is cleaned and cut; C, preparing liquid medicine from a food additive, salt and water, putting spices into the liquid medicine, putting the raw material fish into the liquid medicine, performing static soaking for at least 2 hours, and controlling the static soaking temperature to be 9-11 DEG C; D, taking out the fish,controlling water, and uniformly smearing the front and back surfaces of the fish body with grilled fish marinade; E, enabling one fish to be put into one bag correspondingly, wherein the bag is sealed through a sealing machine, and a grilled fish product is obtained; and F, quickly freezing and cooling the grilled fish product, and storing the grilled fish product in an environment of minus 18 DEG C. The grilled fish product prepared by the method is free of fishy smell, natural in fragrance and tender and smooth in meat quality.

The invention discloses a fish gill-rot disease pathogenic flavobacterium johnsoniae attenuated live vaccine and a construction method thereof. Wild-type flavobacterium johnsoniae is subjected to continuous passage induction mutation to make the toxicity weakened by streptomycin, and a flavobacterium johnsoniae attenuated mutant strain M170 is obtained; the live vaccine prepared by using the attenuated strain immunizes grass carp, mandarin fish and the like through injection and soaking, the immune protective rates all can reach 73.1% or more, and the immune protection period reaches 8 months or more; the live vaccine has the advantages of small immunizing dose, high titer, high protection rate, long protection period and the like, is used for immunization by the soaking way, can prevent occurrence of bacterial gill-rot disease of grass carp, mandarin fish and the like, and has good application value and broad market prospect.

The invention discloses an automatic fish skin stripping device. The automatic fish skin stripping device comprises a clamping mechanism, a circular cutter (1), a separating cutter (2) and a skin stripping mechanism (3), wherein the clamping mechanism comprises a fish gill hook (4) and a tail clamping mechanism (5) which are arranged on the same horizontal line, the circular cutter (1) is located at the eccentric position of the central axis between the fish gill hook (4) and the tail clamping mechanism (5), and the separating cutter (2) and the skin stripping mechanism (3) are located on the side of the gill hook. A fish body (6) to be subjected to skin stripping is horizontally clamped by the clamping mechanism in a front-back mode, circular cutting is performed around the fish body through the circular cutter (1), the separating cutter (2) extends into the fish body from the incision at the circular cutting position to separate fish skin and the fish body, then the fish skin is longitudinally cut by using the circular cutter (1) in the length direction of the fish body, and the fish skin is stripped off by using the skin stripping mechanism (3). The automatic fish skin stripping device achieves automatic fish skin stripping, the whole fish skin is obtained, the fish skin stripping efficiency is improved, and the fish skin is also prevented from being damaged.

The invention discloses a method for producing a nutrient and delicious fishbone and chicken liver floss, which comprises the following steps of: unfreezing and cleaning raw materials of fishbone, thorns and heads to remove blood fat and impurities; unfreezing the raw material of chicken liver, cleanly flushing and separately treating; removing fish gill and internal organ residues and cutting the fish raw material into sections of 10-15cm; chopping each chicken liver into three sections and separately placing; respectively placing the chopped raw materials of fishbone and the chicken lever into the mixed natural spice and pickling for 40-80 minutes; fishing out the raw materials which are respectively pickled and respectively dehydrating for 15-50 minutes; softening the fishbone at high temperature; drying the fishbone and chicken liver subjected to high temperature; and filling the prepared fishbone and chicken liver floss into self-quantitative packaging bags. The method has the advantages of no addictive, sufficient resources, low cost, little investment, high benefit and high development value.

The invention belongs to the technical field of food processing, and particularly relates to a preparation process of soup-pickled perches. The preparation process of the soup-pickled perches comprises the following steps: (1) bloodletting a live perch, and cutting on the jaw of the perch by using a cutter; (2) after completion of the bloodletting, putting the cut perch into clear water for soaking and cleaning; (3) after completion of the cleaning, carrying out rough machining so as to have scales, gills and internal organs removed, and carrying out washing with clean water; (4) carrying outpickling, namely putting the washed perches into a salt water tank so as to have the perches pickled for 48-56 hours, putting a pressing plate on the water surface of the salt water tank during the pickling process so as to ensure that all the perches are under the water surface, and then, fishing out the perches; (5) soaking the perches in clear water for 14-16 hours, and fishing out the perches;(6) thoroughly washing the soaked perches with clear water, and thoroughly freezing the washed perches by using an instant freezer; and (7) hanging ice coats on the frozen perches, and carrying out packaging and vacuuming. The soup-pickled perches prepared by the preparation process can be stored for a long time with original taste and flavor of the perch meat maintained.

The invention discloses a nutritional composition for preventing fish gill hyperemia and rotted gill diseases caused by ammonia nitrogen in water and a feed. The nutritional composition comprises the following components in parts by weight: 0.17-0.61 part of tryptophan, 0.000004-0.0002 part of thiamine and 0.0038-0.0098 part of iron. Due to the addition of the nutritional composition for fishes within the range, fish gill hyperemia and rotted gill diseases caused by ammonia nitrogen in water can be effectively prevented, the occurrence rate of fish gill hyperemia and rotted gill diseases can be reduced, and gills and fishes can be kept healthy. Meanwhile, the growth of the fishes can be promoted, and the efficiency of the feed can be increased. The nutritional composition has the advantages of convenience in use, low cost and the like.