CN107927624A - A kind of Broiled River Eel processing technology - Google Patents

A kind of Broiled River Eel processing technology Download PDF

Info

Publication number
CN107927624A
CN107927624A CN201711350670.6A CN201711350670A CN107927624A CN 107927624 A CN107927624 A CN 107927624A CN 201711350670 A CN201711350670 A CN 201711350670A CN 107927624 A CN107927624 A CN 107927624A
Authority
CN
China
Prior art keywords
eel
sea
sea eel
processing technology
carried out
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201711350670.6A
Other languages
Chinese (zh)
Inventor
李雪珍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fuqing Furong Food Co Ltd
Original Assignee
Fuqing Furong Food Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fuqing Furong Food Co Ltd filed Critical Fuqing Furong Food Co Ltd
Priority to CN201711350670.6A priority Critical patent/CN107927624A/en
Publication of CN107927624A publication Critical patent/CN107927624A/en
Pending legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L17/00Food-from-the-sea products; Fish products; Fish meal; Fish-egg substitutes; Preparation or treatment thereof
    • AHUMAN NECESSITIES
    • A22BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
    • A22CPROCESSING MEAT, POULTRY, OR FISH
    • A22C25/00Processing fish ; Curing of fish; Stunning of fish by electric current; Investigating fish by optical means
    • AHUMAN NECESSITIES
    • A22BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
    • A22CPROCESSING MEAT, POULTRY, OR FISH
    • A22C25/00Processing fish ; Curing of fish; Stunning of fish by electric current; Investigating fish by optical means
    • A22C25/14Beheading, eviscerating, or cleaning fish
    • AHUMAN NECESSITIES
    • A22BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
    • A22CPROCESSING MEAT, POULTRY, OR FISH
    • A22C25/00Processing fish ; Curing of fish; Stunning of fish by electric current; Investigating fish by optical means
    • A22C25/14Beheading, eviscerating, or cleaning fish
    • A22C25/145Eviscerating fish
    • AHUMAN NECESSITIES
    • A22BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
    • A22CPROCESSING MEAT, POULTRY, OR FISH
    • A22C25/00Processing fish ; Curing of fish; Stunning of fish by electric current; Investigating fish by optical means
    • A22C25/16Removing fish-bones; Filleting fish
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L5/00Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
    • A23L5/10General methods of cooking foods, e.g. by roasting or frying
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L5/00Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
    • A23L5/10General methods of cooking foods, e.g. by roasting or frying
    • A23L5/15General methods of cooking foods, e.g. by roasting or frying using wave energy, irradiation, electrical means or magnetic fields, e.g. oven cooking or roasting using radiant dry heat
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L5/00Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
    • A23L5/20Removal of unwanted matter, e.g. deodorisation or detoxification
    • A23L5/21Removal of unwanted matter, e.g. deodorisation or detoxification by heating without chemical treatment, e.g. steam treatment, cooking
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00Food compositions, function of food ingredients or processes for food or foodstuffs

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Meat, Egg Or Seafood Products (AREA)

Abstract

The invention belongs to food processing field, and in particular to a kind of Broiled River Eel, which adds, makees technique.Including following technique:First, when empty stomach at least foster 24 is small, gut purge is carried out to sea eel;2nd, ice dusk is carried out to sea eel with frozen water, reduces activity;3rd, cut open and kill sea eel, and bone, go internal organ to form sliced eel, scribing along its length carries out the flesh of fish to sea eel flesh noodles, scribing depth only in flesh of fish part, ensures the complete of fish-skin;4th, rinsed with clear water;5th, sliced eel is punched;6th, toast, by surface upward first, flesh noodles downward, is baked with the infrared ray above sea eel, after baked, then turn-over, equally with infrared ray roast flour above.Different specifications is selected according to different weight size, then divider lattice are packed.By the combination of the above-mentioned processing step of the application, it can be made that condition is good, and high yield rate, baking is tasty and stink smell removes preferable sliced eel.

Description

A kind of Broiled River Eel processing technology
Technical field
The invention belongs to food processing field, and in particular to a kind of Broiled River Eel processing technology.
Background technology
Broiled River Eel is a kind of nourishing food, and many people have the custom for often eating Broiled River Eel, and the consumption figure of annual Broiled River Eel is non- Chang great, but existing eel roasting technology existing defects, the mouthfeel stink smell for being baked out is also heavier, and is baked fragrance deficiency out, Or sea eel irregularly pops in cooking process, defect ware is more, and cost condition is poor.
The content of the invention
The purpose of the present invention is providing a kind of sea eel aromatic flavour regarding to the issue above, stink smell is few, and condition is good, high yield rate Broiled River Eel processing technology.
The present invention above-mentioned technical purpose technical scheme is that:
A kind of Broiled River Eel processing technology, including following technique:
First, when empty stomach at least foster 24 is small, gut purge is carried out to sea eel;
2nd, ice dusk is carried out to sea eel with frozen water, reduces activity;
3rd, cut open and kill sea eel, and bone, go internal organ to form sliced eel, scribing is carried out to the flesh of fish along its length to sea eel flesh noodles, Scribing depth only in flesh of fish part, ensures the complete of fish-skin;
4th, rinsed with clear water;
5th, formula punching of gathering is carried out to sliced eel;
6th, toast, by surface upward first, flesh noodles downward, is baked with the infrared ray above sea eel, after baked, then turn-over, equally With infrared ray roast flour above;
7th, boiling is carried out with steam;
8th, upper sauce baking;
9th, the very fast cooling of low temperature;
Tenth, different specifications is selected according to different weight size, then divider lattice are packed.
Preferably, penetrated in the step 5 by sliced eel surface uniformly beaten it is porous.
Preferably, upper soy sauce toasts three times three times for cycle alternation progress in the step 8, dense sauce is then carried out again Coloring, then toast.
Preferably, increase in the step 8 grilled.
The infrared ray for retaining top is baked, while again grilled in lower section increase.
Preferably, in the step 6 eel oil recycling oozed out and dripped will be toasted, the eel oil of recycling is then poured onto step On rapid eight carbon, stacte is carried out to sea eel.
Preferably, baking exudation eel oil and aqueous mixtures in the step 6, eel oil is drawn from the superiors of mixture Recycled.
Preferably, the sea eel punched is also needed in the step 5 to carry out sorting according to size, what sorting came out Big sea eel is sent directly into step 6 after removing fin, and small sea eel is cut off, and the 2-3 pieces sea eel cut section is passed through bamboo Label are concatenated.
Preferably, the length direction of the bamboo stick is vertical with the length direction of sea eel section, and with a string of sea eel section edge Respective length direction is arranged in parallel.
Preferably, in the step 3 to flesh of fish face carry out scribing when, only to sea eel close to head it is wider in before Part carries out scribing, and only carries out scribing to the middle part on sea eel width in the region.
In conclusion the invention has the advantages that:
1st, by the combination of the above-mentioned processing step of the application, it is good to be made condition, high yield rate, baking is tasty and stink smell remove compared with Good sliced eel, the technique particularly uniformly punched to sea eel make taste more tasty, and punch and enter from surface, may be used also Being burst with preferably to avoid sea eel in cooking process influences condition, even more improves yield rate, and general smell of mutton in skin and Fat among meat, the method punched using surface preferably can be baked fishy smell.It is that the application recycles eel oil again, In the baking stage in step 6, only toasted from the upper direction sea eel of sea eel, and bottom sets reception device, is come first, accepting and baking You Heshui, on the other hand can also play heat-blocking action, the eel oil after recycling be spread across step 8 be located at sea eel bottom carbon fire On stacte is carried out to sea eel, the fragrance mouthfeel of sea eel is improved, simultaneously because the punching that sliced eel is previous so that stacte can more enter Into sea eel meat, the mouthfeel of sea eel is greatly improved.
2nd, the application processing technology is simple, high yield rate, and finished product condition, mouthfeel are greatly improved, and value obtains Lifting, while after rejection rate is low, cost is also saved, improve output income.
3rd, the application carries out sea eel in wider thicker most easy bursting area domain in specific region, that is, whole sea eel and carries out scribing, While ensureing sea eel condition so as to play, also effectively prevent in baking process in the relatively narrow regional fracture compared with book of sea eel, also just Operated in worker's scribing, thicker meat improves controllability.And the fine ribs of sea eel also concentrate on the region, scratch fine Muscle, equally ensure that the form that sea eel is baked is more good-looking, moreover it is possible to preferably allow grease to come out.
4th, it is infrared to remain top only with the mode of top infrared heating in step 6 in step 8 by the application Line heats, and adds the grilled mode in lower section, and the sea eel for being baked out is not easy Jiao, and cooking process controllability is good, incremental, raw meat Gas removal is cleaner, and the step of combination eel oil recycling and stacte, so as to improve the mouthfeel and condition of finished product, improves to produce and imitates Rate.
5th, in conclusion above-mentioned steps are indivisible entirety, mutual cooperation has just reached the above-mentioned technology of the application Effect.
Embodiment
The present invention is described in further detail below.
This specific embodiment is only explanation of the invention, it is not limitation of the present invention, people in the art Member as needed can make the present embodiment the modification of no creative contribution after this specification is read, but as long as at this All protected in the right of invention be subject to Patent Law.
Embodiment one:
A kind of Broiled River Eel processing technology, including following technique:
First, when empty stomach at least foster 24 is small, gut purge is carried out to sea eel;
2nd, ice dusk is carried out to sea eel with frozen water, reduces activity;
3rd, cut open and kill sea eel, and bone, go internal organ to form sliced eel, scribing is carried out to the flesh of fish along its length to sea eel flesh noodles, Scribing depth only in flesh of fish part, ensures the complete of fish-skin;
4th, rinsed with clear water;
5th, formula punching of gathering is carried out to sliced eel;
6th, toast, by surface upward first, flesh noodles downward, is baked with the infrared ray above sea eel, after baked, then turn-over, equally With infrared ray roast flour above;The temperature of roasting surface is popped to prevent the fast degree contraction of overheat surface, is baked in 50-70 degree About 4-5 minutes time;The temperature of flesh noodles is baked in 80-95 degree, cooking time about 4-5 minutes, due to the preheating by surface, guarantor Card sea eel can bear the temperature of higher on the premise of not popping, while also suitably increase less than surface, temperature because roasting, also be beneficial to Bake inside meat.
7th, boiling is carried out with steam;Digestion time about 8-12 minutes, boiling temperature is in 85-100 degree, sea eel central temperature Reach 80-95 degree.
8th, upper sauce baking;
9th, the very fast cooling of low temperature;
Tenth, different specifications is selected according to different weight size, then divider lattice are packed.
Penetrated in the step 5 by sliced eel surface uniformly beaten it is porous.
Upper soy sauce toasts three times three times for cycle alternation progress in the step 8, then carries out dense sauce coloring again, then dry Roasting, first pass is baked 2-4 minute, and temperature control is baked 2 minutes in 80-95 degree, second, and temperature control is in 80-90 degree, and the 3rd All over baking 2 minutes, temperature control was baked 1 minute in 75-85 degree, the 4th time, and temperature control is in 55-70 degree.
Only with grilled in the step 8.The eel oil recycling oozed out and dripped will be toasted in the step 6, then will returned The eel oil of receipts is poured onto on step 8 carbon, and stacte is carried out to sea eel.Baking exudation eel oil and aqueous mixtures in the step 6, from mixed The superiors of compound draw eel oil and are recycled.
When carrying out scribing to flesh of fish face in the step 3, only the wider middle front part point before sea eel close to head is carried out Scribing, and scribing only is carried out to the middle part on sea eel width in the region.
Embodiment two:
Unlike the embodiments above be in the step 5 also needs to the sea eel punched to carry out sorting according to size, point The big sea eel that detection comes is sent directly into step 6 after removing fin, and small sea eel is cut off, and the 2-3 piece sea eels that will be cut Section is concatenated by bamboo stick.The length direction of the bamboo stick is vertical with the length direction of sea eel section, and with a string of sea eel section It is arranged in parallel along respective length direction.Sorting size can be carried out to sea eel according to demand, snig is cut off(Certainly not It is confined to cut off snig, according to demand big sea eel can also cut off and then be concatenated with bamboo stick), pass through concatenation Sea eel section carries out transmission baking on a moving belt in order to which the same sea eel do not cut off normally is the same afterwards, avoids sea eel section is too small from being embedded into Processing efficiency is influenced between the grid bar gap of the conveyer belt of lattice-shaped.
By the combination of the above-mentioned processing step of the application, it can be made that condition is good, and high yield rate, baking is tasty and stink smell removes Preferable sliced eel, the technique particularly uniformly punched to sea eel, not only makes taste more tasty, but also can be preferably by raw meat Taste is baked, and is punched and entered from surface, and can also preferably avoid sea eel and burst in cooking process influences condition, even more carries High yield rate.That the application recycles eel oil again, the baking stage in step 6, only from the upper direction sea eel of sea eel into Row baking, bottom set reception device, first, accepting the You Heshui for baking and, on the other hand can also play heat-blocking action, recycle Eel oil afterwards put to be spread across step 8 be located at sea eel bottom carbon fire it is upper to sea eel progress stacte, improve the fragrance mouth of sea eel Sense, simultaneously because the punching that sliced eel is previous so that stacte can more enter into sea eel meat, greatly improve the mouthfeel of sea eel.

Claims (9)

  1. A kind of 1. Broiled River Eel processing technology, it is characterised in that:Including following technique:
    When empty stomach at least foster 24 is small, gut purge is carried out to sea eel;
    Ice dusk is carried out to sea eel with frozen water, reduces activity;
    Cut open and kill sea eel, and bone, go internal organ to form sliced eel, scribing is carried out to the flesh of fish along its length to sea eel flesh noodles, is drawn Depth is cut only in flesh of fish part, ensures the complete of fish-skin;
    Rinsed with clear water;
    Formula punching of gathering is carried out to sliced eel;
    Baking, by surface upward first, flesh noodles downward, is baked with the infrared ray above sea eel, after baked, then turn-over, it is same to use Infrared ray roast flour above;
    Boiling is carried out with steam;
    Upper sauce baking;
    The very fast cooling of low temperature;
    Different specifications is selected according to different weight size, then divider lattice are packed.
  2. A kind of 2. Broiled River Eel processing technology according to claim 1, it is characterised in that:By sliced eel surface in the step 5 Penetrate uniformly beaten it is porous.
  3. A kind of 3. Broiled River Eel processing technology according to claim 2, it is characterised in that:Cycle alternation carries out in the step 8 Upper soy sauce toasts three times three times, then carries out dense sauce coloring again, then toast.
  4. A kind of 4. Broiled River Eel processing technology according to claim 3, it is characterised in that:Increase in the step 8 grilled.
  5. A kind of 5. Broiled River Eel processing technology according to claim 4, it is characterised in that:By baking exudation drop in the step 6 Under eel oil recycling, then the eel oil of recycling is poured onto on step 8 carbon, to sea eel carry out stacte.
  6. A kind of 6. Broiled River Eel processing technology according to claim 5, it is characterised in that:Baking exudation eel oil in the step 6 And aqueous mixtures, draw eel oil from the superiors of mixture and recycled.
  7. A kind of 7. Broiled River Eel processing technology according to claim 1, it is characterised in that:Eel in the step 5 to having punched Fish also need to according to size carry out sorting, sorting come out big sea eel remove fin after be sent directly into step 6, to small sea eel into Row cut-out, and the 2-3 pieces sea eel cut section is concatenated by bamboo stick.
  8. A kind of 8. Broiled River Eel processing technology according to claim 7, it is characterised in that:The length direction of the bamboo stick and sea eel The length direction of section is vertical, and arranged in parallel along respective length direction with a string of sea eel section.
  9. A kind of 9. Broiled River Eel processing technology according to claim 1, it is characterised in that:Flesh of fish face is carried out in the step 3 During scribing, scribing only is carried out to wider middle front part point of the sea eel close to head, and only to the region in sea eel width On middle part carry out scribing.
CN201711350670.6A 2017-12-15 2017-12-15 A kind of Broiled River Eel processing technology Pending CN107927624A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711350670.6A CN107927624A (en) 2017-12-15 2017-12-15 A kind of Broiled River Eel processing technology

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711350670.6A CN107927624A (en) 2017-12-15 2017-12-15 A kind of Broiled River Eel processing technology

Publications (1)

Publication Number Publication Date
CN107927624A true CN107927624A (en) 2018-04-20

Family

ID=61944408

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711350670.6A Pending CN107927624A (en) 2017-12-15 2017-12-15 A kind of Broiled River Eel processing technology

Country Status (1)

Country Link
CN (1) CN107927624A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110692953A (en) * 2019-10-17 2020-01-17 成都市海光食品有限公司 Additive-free white eel food and preparation method thereof
CN113331363A (en) * 2021-06-21 2021-09-03 漳州市瀚龙食品有限公司 Processing method of low-fat roasted eel
CN114098020A (en) * 2021-06-11 2022-03-01 福建福铭食品有限公司 Processing technology and device for roasted eel with high yield

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1296775A (en) * 1999-11-17 2001-05-30 顺德屏荣食品发展有限公司 Process for roasting sliced eel
CN106509702A (en) * 2016-11-16 2017-03-22 江西西龙食品有限公司 Technology of baked eels

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1296775A (en) * 1999-11-17 2001-05-30 顺德屏荣食品发展有限公司 Process for roasting sliced eel
CN106509702A (en) * 2016-11-16 2017-03-22 江西西龙食品有限公司 Technology of baked eels

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110692953A (en) * 2019-10-17 2020-01-17 成都市海光食品有限公司 Additive-free white eel food and preparation method thereof
CN114098020A (en) * 2021-06-11 2022-03-01 福建福铭食品有限公司 Processing technology and device for roasted eel with high yield
CN113331363A (en) * 2021-06-21 2021-09-03 漳州市瀚龙食品有限公司 Processing method of low-fat roasted eel

Similar Documents

Publication Publication Date Title
CN107912726A (en) A kind of sea eel manufacture craft
CN108669466A (en) A kind of production method that leisure spiced beef is dry
CN102511831A (en) Production method for flavoured beef jerky
CN104222211B (en) A kind of quick-freezing rice pizza goods and production method thereof
CN107927624A (en) A kind of Broiled River Eel processing technology
CN103355694A (en) Method for making fish heads
CN102823881B (en) Method for making plasma ducks by sansui ducks
KR101219256B1 (en) Process for the preparation of meat stock for meat noodles using backbone and meat noodles containing same
CN105982018A (en) Processing method of steamed glutinous rice dumplings
CN103859336B (en) A kind of boiling in water for a while, then dress with soy, vinegar, etc. is fried fish condiment and boils in water for a while, then dress with soy, vinegar, etc. the cooking method frying fish
CN101601460B (en) Curing formula and process of hot and spicy chicken
CN101224017B (en) Producing method of non-fried crisp fish
CN108719854A (en) A kind of preparation method of flavor anchovies prepared food
CN103976347A (en) Delicious fresh peanut and soybean sauce
CN102077994A (en) New preparation method of Bo-Shan beef jerky
CN105747142A (en) Processing method of roasted shrimps
CN102835673A (en) Method for making stewed duck by using Sansui duck
CN105231330A (en) Processing method of sweet osmanthus-flavored instant fish fillets
CN108056406A (en) A kind of eel roasting technology
CN108719827A (en) A kind of beef product and preparation method
CN104026618A (en) Method for manufacturing spicy duck (Yalajiao) by sanhui duck
CN108041489A (en) A kind of method for being processed to sea eel
CN107439972A (en) In a kind of roasting wing of pre-packaged green onion and preparation method thereof
CN107981254A (en) A kind of roast eel method
CN102987450B (en) Cooking method for triple-low frog

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20180420