CN106747226A - One kind has excellent water penetration Ceramic water-permeable brick - Google Patents
One kind has excellent water penetration Ceramic water-permeable brick Download PDFInfo
- Publication number
- CN106747226A CN106747226A CN201611261483.6A CN201611261483A CN106747226A CN 106747226 A CN106747226 A CN 106747226A CN 201611261483 A CN201611261483 A CN 201611261483A CN 106747226 A CN106747226 A CN 106747226A
- Authority
- CN
- China
- Prior art keywords
- parts
- permeable brick
- water
- whisker
- excellent water
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/24—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing alkyl, ammonium or metal silicates; containing silica sols
- C04B28/26—Silicates of the alkali metals
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/023—Chemical treatment
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00241—Physical properties of the materials not provided for elsewhere in C04B2111/00
- C04B2111/00284—Materials permeable to liquids
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
Abstract
There is excellent water penetration Ceramic water-permeable brick the invention discloses one kind, its raw material includes by weight:5 10 parts of silicon carbide whisker, 10 20 parts of magnesium borate crystal whisker, 5 12 parts of glass microballoon, 28 parts of concrete, 30 50 parts of cinder, 28 parts of silicon powder, 10 20 parts of gangue, 28 parts of calcium nitrate, 3 10 parts of limestone, 26 parts of calcite, 16 parts of gypsum fiber, 27 parts of sodium metasilicate, 3 12 parts of bentonite, 5 10 parts of nano-cellulose whisker, 5 12 parts of porous konilite, 0.2 0.8 parts of water reducer, 12 parts of adhesive, 30 60 parts of shraff, 50 100 parts of loess compound.Not only low cost of the invention, and good water permeability, it is economic and environment-friendly.
Description
Technical field
There is excellent water penetration Ceramic water-permeable brick the present invention relates to seepage brick technical field, more particularly to one kind.
Background technology
With the construction of modern city, building and concrete in city etc. more and more cover city ground
Face, prevents the precipitation in city from swimmingly permeating the ground, and is formed city " tropical island effect ", and formed in city when heavy rain is run into
Flood, very big ten are brought just to city people's lives.Because ceramic water-permeable brick is used as a kind of environmentally conscious materialses, possess good pressure resistance
Degree, can be applicable to urban road and square water-permeable brick, and a kind of good water permeability, economic and environment-friendly ceramic water-permeable brick how are prepared at present
As the current technical issues that need to address.
The content of the invention
The present invention proposes a kind of with excellent water penetration Ceramic water-permeable brick, not only low cost, and good water permeability, economic ring
Protect.
Proposed by the present invention a kind of with excellent water penetration Ceramic water-permeable brick, its raw material includes by weight:Silicon carbide whisker
Must 5-10 parts, magnesium borate crystal whisker 10-20 parts, glass microballoon 5-12 parts, concrete 2-8 parts, cinder 30-50 parts, silicon powder 2-8
Part, gangue 10-20 parts, calcium nitrate 2-8 parts, limestone 3-10 parts, calcite 2-6 parts, gypsum fiber 1-6 parts, sodium metasilicate 2-7
Part, bentonite 3-12 parts, 5-10 parts of nano-cellulose whisker, porous konilite 5-12 parts, water reducer 0.2-0.8 parts, adhesive
1-2 parts, shraff 30-60 parts, 50-100 parts of loess compound.
Preferably, loess compound is prepared using following technique:Beta-schardinger dextrin, NaOH, pyridine are mixed, is stirred
Speed is mixed for 400-480r/min, succinyl oxide is added, in 55-62 DEG C of stirring of temperature, dimethylformamide crystallization is added, done
It is dry, add sand yellow soil, phosphate aqueous solution to mix, mixing speed is 450-520r/min, adds sodium tetraborate to continue to stir,
Dry, pulverize, obtain loess compound.
Preferably, beta-schardinger dextrin, NaOH, the weight ratio of pyridine are 4-12:1-3:70-100.
Preferably, beta-schardinger dextrin, the weight ratio of succinyl oxide are 4-12:1-4.
Preferably, phosphate aqueous solution concentration is 2-6%;Sand yellow soil, the weight ratio of phosphate aqueous solution are 15-35:60-100.
Preferably, sodium tetraborate, the weight ratio of sand yellow soil are 0.5-2.5:15-35.
Preferably, loess compound is prepared using following technique:By weight by 4-12 parts of beta-schardinger dextrin, 1-3 parts of hydrogen-oxygen
Change sodium, 70-100 parts of pyridine and mix 2-4h, mixing speed is 400-480r/min, 1-4 parts of succinyl oxide is added, in temperature
55-62 DEG C of stirring 10-20min, adds dimethylformamide crystallization, dries, and adds 15-35 parts of sand yellow soil, 60-100 parts of concentration
For 2-6% phosphate aqueous solutions mix 20-60min, mixing speed is 450-520r/min, adds 0.5-2.5 parts of tetraboric acid
Sodium continues to stir 20-35min, dry, pulverize, and obtains loess compound.
Preferably, described with excellent water penetration Ceramic water-permeable brick, its raw material includes by weight:Silicon carbide whisker 6-
8 parts, magnesium borate crystal whisker 14-17 parts, glass microballoon 6-8 parts, concrete 4-6 parts, cinder 42-46 parts, silicon powder 5-7 parts, bastard coal
Stone 14-16 parts, calcium nitrate 5-7 parts, limestone 6-8 parts, calcite 3-5 parts, gypsum fiber 2-4 parts, sodium metasilicate 4-5 parts, swelling
It is native 8-10 parts, 6-8 parts of nano-cellulose whisker, porous konilite 6-8 parts, water reducer 0.4-0.6 parts, adhesive 1.2-1.5 parts,
Shraff 50-55 parts, 60-80 parts of loess compound.
In loess compound of the invention, beta-schardinger dextrin molecular shape is outer hydrophilic slightly in the cavity of cone cylinder shape for interior hydrophobic
Structure, it contains substantial amounts of primary hydroxyl and secondary hydroxyl, is acted on succinyl oxide under certain condition, water-soluble fabulous, can be effective
Promote sand yellow soil to be acidified in phosphate aqueous solution and destroy the granular built on stilts micro-structural of sand yellow soil, combined with sodium tetraborate, and lead to
Matched between crossing rationally control each component, on the premise of guarantee is excellent in cushion effect, seepage of water is fabulous, matches somebody with somebody with shraff for product
Not only low cost is closed, and innoxious and resource utilization can be realized;Remaining sand material, can be in brick structure in sintering process
The structure with certain porosity is formed, both ensure that fragment of brick had certain mechanical strength, formation can be saturating between also making fragment of brick
The space of water, improves its permeability performance, coordinates its compression strength to can reach more than 24MPa with loess compound, while infiltration
Coefficient is up to 1.58 × 10-2More than cm/s.
Specific embodiment
Below, technical scheme is described in detail by specific embodiment.
Embodiment 1
One kind has excellent water penetration Ceramic water-permeable brick, and its raw material includes by weight:5 parts of silicon carbide whisker, antifungin
20 parts of whisker, 5 parts of glass microballoon, concrete eight part, 30 parts of cinder, 8 parts of silicon powder, 10 parts of gangue, 8 parts of calcium nitrate, limestone
3 parts, 6 parts of calcite, 1 part of gypsum fiber, 7 parts of sodium metasilicate, 3 parts of bentonite, 10 parts of nano-cellulose whisker, porous konilite 5
Part, 0.8 part of water reducer, 1 part of adhesive, 60 parts of shraff, 50 parts of loess compound.
Embodiment 2
One kind has excellent water penetration Ceramic water-permeable brick, and its raw material includes by weight:10 parts of silicon carbide whisker, antifungin
10 parts of whisker, 12 parts of glass microballoon, 2 parts of concrete, 50 parts of cinder, 2 parts of silicon powder, 20 parts of gangue, 2 parts of calcium nitrate, lime
10 parts of rock, 2 parts of calcite, 6 parts of gypsum fiber, 2 parts of sodium metasilicate, 12 parts of bentonite, 5 parts of nano-cellulose whisker, periporate stone
12 parts of English, 0.2 part of water reducer, 2 parts of adhesive, 30 parts of shraff, 100 parts of loess compound.
Embodiment 3
One kind has excellent water penetration Ceramic water-permeable brick, and its raw material includes by weight:8 parts of silicon carbide whisker, antifungin
14 parts of whisker, 8 parts of glass microballoon, 4 parts of concrete, 46 parts of cinder, 5 parts of silicon powder, 16 parts of gangue, 5 parts of calcium nitrate, limestone
8 parts, 3 parts of calcite, 4 parts of gypsum fiber, 4 parts of sodium metasilicate, 10 parts of bentonite, 6 parts of nano-cellulose whisker, porous konilite 8
Part, 0.4 part of water reducer, 1.5 parts of adhesive, 50 parts of shraff, 80 parts of loess compound.
Loess compound is prepared using following technique:By weight by 4 parts of beta-schardinger dextrins, 3 parts of NaOH, 70 parts of pyridines
4h is mixed, mixing speed is 400r/min, add 4 parts of succinyl oxides, in 55 DEG C of stirring 20min of temperature, add dimethyl
Formamide is crystallized, and is dried, and it is that 2% phosphate aqueous solution mixes 60min, mixing speed to add 15 parts of sand yellow soil, 100 parts of concentration
It is 450r/min, adds 2.5 parts of sodium tetraborates to continue to stir 20min, dry, pulverize, obtains loess compound.
Embodiment 4
One kind has excellent water penetration Ceramic water-permeable brick, and its raw material includes by weight:6 parts of silicon carbide whisker, antifungin
17 parts of whisker, 6 parts of glass microballoon, 6 parts of concrete, 42 parts of cinder, 7 parts of silicon powder, 14 parts of gangue, 7 parts of calcium nitrate, limestone
6 parts, 5 parts of calcite, 2 parts of gypsum fiber, 5 parts of sodium metasilicate, 8 parts of bentonite, 8 parts of nano-cellulose whisker, porous konilite 6
Part, 0.6 part of water reducer, 1.2 parts of adhesive, 55 parts of shraff, 60 parts of loess compound.
Loess compound is prepared using following technique:By weight by 12 parts of beta-schardinger dextrins, 1 part of NaOH, 100 parts of pyrroles
Pyridine mixes 2h, and mixing speed is 480r/min, adds 1 part of succinyl oxide, in 62 DEG C of stirring 10min of temperature, adds diformazan
Base formamide is crystallized, and is dried, and it is that 6% phosphate aqueous solution mixes 20min, stirring speed to add 35 parts of sand yellow soil, 60 parts of concentration
It is 520r/min to spend, and adds 0.5 part of sodium tetraborate to continue to stir 35min, be dry, pulverize, and obtains loess compound.
Embodiment 5
One kind has excellent water penetration Ceramic water-permeable brick, and its raw material includes by weight:7 parts of silicon carbide whisker, antifungin
15 parts of whisker, 7 parts of glass microballoon, 5 parts of concrete, 43 parts of cinder, 6 parts of silicon powder, 15 parts of gangue, 6 parts of calcium nitrate, limestone
7 parts, 4 parts of calcite, 3 parts of gypsum fiber, 4.2 parts of sodium metasilicate, 8 parts of bentonite, 7 parts of nano-cellulose whisker, porous konilite 7
Part, 0.5 part of water reducer, 1.4 parts of adhesive, 52 parts of shraff, 72 parts of loess compound.
Loess compound is prepared using following technique:By weight by 8 parts of beta-schardinger dextrins, 1.5 parts of NaOH, 85 parts of pyrroles
Pyridine mixes 3h, and mixing speed is 440r/min, adds 1.5 parts of succinyl oxides, in 58 DEG C of stirring 16min of temperature, adds two
NMF is crystallized, and is dried, and it is that 3.5% phosphate aqueous solution mixes 40min to add 22 parts of sand yellow soil, 85 parts of concentration, is stirred
Speed is mixed for 485r/min, adds 2.1 parts of sodium tetraborates to continue to stir 32min, dry, pulverize, obtain loess compound.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept is subject to equivalent or change, should all be included within the scope of the present invention.
Claims (8)
1. it is a kind of that there is excellent water penetration Ceramic water-permeable brick, it is characterised in that its raw material includes by weight:Silicon carbide whisker 5-
10 parts, magnesium borate crystal whisker 10-20 parts, glass microballoon 5-12 parts, concrete 2-8 parts, cinder 30-50 parts, silicon powder 2-8 parts, coal
It is spoil 10-20 parts, calcium nitrate 2-8 parts, limestone 3-10 parts, calcite 2-6 parts, gypsum fiber 1-6 parts, sodium metasilicate 2-7 parts, swollen
3-12 parts of soil of profit, 5-10 parts of nano-cellulose whisker, porous konilite 5-12 parts, water reducer 0.2-0.8 parts, adhesive 1-2 parts,
Shraff 30-60 parts, 50-100 parts of loess compound.
2. it is according to claim 1 with excellent water penetration Ceramic water-permeable brick, it is characterised in that loess compound is using such as
It is prepared by lower technique:Beta-schardinger dextrin, NaOH, pyridine are mixed, mixing speed is 400-480r/min, add butanedioic acid
Acid anhydride, in 55-62 DEG C of stirring of temperature, adds dimethylformamide crystallization, dries, and adds sand yellow soil, phosphate aqueous solution to mix,
Mixing speed is 450-520r/min, adds sodium tetraborate to continue to stir, and be dry, pulverize, and obtains loess compound.
3. it is according to claim 2 with excellent water penetration Ceramic water-permeable brick, it is characterised in that beta-schardinger dextrin, hydroxide
Sodium, the weight ratio of pyridine are 4-12:1-3:70-100.
4. it is according to claim 2 with excellent water penetration Ceramic water-permeable brick, it is characterised in that beta-schardinger dextrin, butanedioic acid
The weight ratio of acid anhydride is 4-12:1-4.
5. it is according to claim 2 with excellent water penetration Ceramic water-permeable brick, it is characterised in that phosphate aqueous solution concentration is
2-6%;Sand yellow soil, the weight ratio of phosphate aqueous solution are 15-35:60-100.
6. it is according to claim 2 with excellent water penetration Ceramic water-permeable brick, it is characterised in that sodium tetraborate, sand yellow soil
Weight ratio be 0.5-2.5:15-35.
7. according to claim any one of 1-6 with excellent water penetration Ceramic water-permeable brick, it is characterised in that loess be combined
Thing is prepared using following technique:4-12 parts of beta-schardinger dextrin, 1-3 parts of NaOH, 70-100 parts of pyridine are mixed by weight is stirred
2-4h is mixed, mixing speed is 400-480r/min, add 1-4 parts of succinyl oxide, in 55-62 DEG C of stirring 10-20min of temperature, plus
Enter dimethylformamide crystallization, dry, it is that the mixing of 2-6% phosphate aqueous solutions is stirred to add 15-35 parts of sand yellow soil, 60-100 parts of concentration
20-60min is mixed, mixing speed is 450-520r/min, adds 0.5-2.5 parts of sodium tetraborate to continue to stir 20-35min, dried,
Crush, obtain loess compound.
8. according to claim any one of 1-7 with excellent water penetration Ceramic water-permeable brick, it is characterised in that its raw material is pressed
Weight portion includes:Silicon carbide whisker 6-8 parts, magnesium borate crystal whisker 14-17 parts, glass microballoon 6-8 parts, concrete 4-6 parts, cinder
42-46 parts, silicon powder 5-7 parts, gangue 14-16 parts, calcium nitrate 5-7 parts, limestone 6-8 parts, calcite 3-5 parts, gypsum is fine
2-4 parts of dimension, sodium metasilicate 4-5 parts, bentonite 8-10 parts, 6-8 parts of nano-cellulose whisker, porous konilite 6-8 parts, water reducer
0.4-0.6 parts, adhesive 1.2-1.5 parts, shraff 50-55 parts, 60-80 parts of loess compound.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611261483.6A CN106747226A (en) | 2016-12-30 | 2016-12-30 | One kind has excellent water penetration Ceramic water-permeable brick |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611261483.6A CN106747226A (en) | 2016-12-30 | 2016-12-30 | One kind has excellent water penetration Ceramic water-permeable brick |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106747226A true CN106747226A (en) | 2017-05-31 |
Family
ID=58954051
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611261483.6A Pending CN106747226A (en) | 2016-12-30 | 2016-12-30 | One kind has excellent water penetration Ceramic water-permeable brick |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106747226A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108675759A (en) * | 2018-06-22 | 2018-10-19 | 郑州秉同立智电子科技有限公司 | A kind of high stability ceramic material and preparation method thereof |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102850038A (en) * | 2012-08-30 | 2013-01-02 | 苏州市德莱尔建材科技有限公司 | Ceramic water-permeable brick |
CN104781210A (en) * | 2012-10-30 | 2015-07-15 | 乐金华奥斯有限公司 | Antibacterial porous ceramic tile, and preparation method therefor |
CN104860663A (en) * | 2015-05-04 | 2015-08-26 | 安徽省亚欧陶瓷有限责任公司 | Waterproof mould-proof ceramic tile and production method thereof |
-
2016
- 2016-12-30 CN CN201611261483.6A patent/CN106747226A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102850038A (en) * | 2012-08-30 | 2013-01-02 | 苏州市德莱尔建材科技有限公司 | Ceramic water-permeable brick |
CN104781210A (en) * | 2012-10-30 | 2015-07-15 | 乐金华奥斯有限公司 | Antibacterial porous ceramic tile, and preparation method therefor |
CN104860663A (en) * | 2015-05-04 | 2015-08-26 | 安徽省亚欧陶瓷有限责任公司 | Waterproof mould-proof ceramic tile and production method thereof |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108675759A (en) * | 2018-06-22 | 2018-10-19 | 郑州秉同立智电子科技有限公司 | A kind of high stability ceramic material and preparation method thereof |
CN108675759B (en) * | 2018-06-22 | 2020-04-24 | 福建省德化县腾艺陶瓷有限公司 | High-stability ceramic material and preparation method thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104556881B (en) | A kind of superhigh tenacity concrete and preparation method thereof | |
CN102432222B (en) | Permeable crystallization waterproof agent | |
CN103011662B (en) | Alkali-activated high-performance water reducer and preparation method thereof | |
CN110526628B (en) | Preparation method of high-doping-amount wet-grinding phosphorus-solid waste super-retarding cementing material | |
CN101182139A (en) | Masonry cement having higher strength and water retention | |
CN102898101B (en) | Light anti-aqueous dispersion grout | |
CN101712546A (en) | Geopolymer grouting material | |
CN105272084A (en) | Inorganic-organic composite grouting material | |
CN103319123B (en) | Fly ash-based cemented filling material and preparation method thereof | |
CN103351105B (en) | A kind of alkali-activated carbonatite gelling material and its preparation method | |
CN107857541A (en) | The production method of waterproof and insulation integrated slip casting filling mortar | |
CN102765906B (en) | Method for producing aerated hollow bricks by fluorite slag | |
CN106747313A (en) | A kind of inexpensive Ceramic water-permeable brick | |
CN105198318A (en) | Thin-layer masonry mortar for autoclaved aerated concrete | |
CN111892374A (en) | Grouting material, preparation method thereof and application thereof in seepage-proofing and water-plugging construction | |
CN108424047B (en) | Red mud-based rapid-setting grouting material suitable for grouting reinforcement and treatment of sandy soil stratum | |
CN105198333A (en) | Modified grouting material | |
CN114014603B (en) | High-water-retention mortar formula | |
CN103553541B (en) | Pile bottom sediment curing agent | |
CN107140915A (en) | A kind of light heat-resisting tailings hollow brick and its preparation | |
CN105272086A (en) | Double-doped grouting material | |
CN106830896A (en) | A kind of permeable fast inexpensive pervious floor tile | |
CN104529340A (en) | Dry-mixed mortar composite mineral powder plasticizer and preparation method thereof | |
CN106882943A (en) | A kind of strength cement-based grouting material suitable for chlorion hyposmosis | |
CN106747226A (en) | One kind has excellent water penetration Ceramic water-permeable brick |
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 | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20181112 Address after: 242300 No. 102 outer ring road, Ningguo, Xuancheng, Anhui. Applicant after: Anhui city clean environment Technology Co., Ltd. Address before: 242300 Anhui Ningguo Xuancheng port eco industrial park passes two way. Applicant before: Anhui Huapu environmental remediation Mstar Technology Ltd |
|
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |