CN111716748A - Energy-saving preparation method suitable for steel-plastic composite barrel - Google Patents
Energy-saving preparation method suitable for steel-plastic composite barrel Download PDFInfo
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- CN111716748A CN111716748A CN202010579639.5A CN202010579639A CN111716748A CN 111716748 A CN111716748 A CN 111716748A CN 202010579639 A CN202010579639 A CN 202010579639A CN 111716748 A CN111716748 A CN 111716748A
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- steel
- barrel
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- plastic composite
- galvanizing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
- B29C65/64—Joining a non-plastics element to a plastics element, e.g. by force
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D51/00—Making hollow objects
- B21D51/16—Making hollow objects characterised by the use of the objects
- B21D51/18—Making hollow objects characterised by the use of the objects vessels, e.g. tubs, vats, tanks, sinks, or the like
- B21D51/20—Making hollow objects characterised by the use of the objects vessels, e.g. tubs, vats, tanks, sinks, or the like barrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/70—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by moulding
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
- C23C2/40—Plates; Strips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients
- B29K2105/0044—Stabilisers, e.g. against oxydation, light or heat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/712—Containers; Packaging elements or accessories, Packages
- B29L2031/7154—Barrels, drums, tuns, vats
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Manufacturing & Machinery (AREA)
- Coating With Molten Metal (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses an energy-saving preparation method suitable for a steel-plastic composite barrel, which comprises the following steps: the preparation of the steel barrel shell comprises the steps of firstly galvanizing a flat steel by a galvanizing technology, inspecting the flat steel to be galvanized by galvanizing, shaking a workpiece to be galvanized up and down in an acid washing process tank for 3-5 times, and extracting a liquid level to inspect the acid washing quality; the energy-saving preparation method suitable for the steel-plastic composite barrel is characterized in that a steel barrel shell and a plastic barrel liner are respectively prepared, a zinc coating technology is utilized to coat a zinc layer inside and outside the steel barrel shell when the steel barrel shell is processed, the corrosion resistance degree of the steel barrel shell is improved, the service life is prolonged, the plastic barrel liner is prepared from PP and LLDPE, the energy is saved, the environment is protected, and finally the steel barrel shell and the plastic barrel liner are assembled to finish the processing of the steel-plastic composite barrel.
Description
Technical Field
The invention belongs to the field of steel-plastic composite barrels, and particularly relates to an energy-saving preparation method suitable for the steel-plastic composite barrels.
Background
The steel-plastic composite barrel is economical and durable, and gradually becomes a mainstream product for liquid packaging along with the chemical development. Can be used for containing II and III dangerous goods, the density of the liquid for containing II dangerous goods is 1.5g/cm3, and the density of the liquid for containing III dangerous goods is 1.8g/cm 3. The product is rational in infrastructure, and is firm durable, and available fork truck direct loading and unloading to can pile up neatly store. The bottom of the product is provided with a liquid discharge valve, so that the liquid is convenient and rapid to discharge, convenient to clean, capable of being recycled for multiple times, energy-saving and beneficial to environmental protection.
The steel-plastic composite barrel belongs to the container class. The barrel is formed by combining a steel barrel shell and a plastic barrel liner, and a groove is arranged at the upper part of the barrel liner, so that a channel is provided for discharging residual liquid on the barrel shell cover. The nut arranged on the bucket liner mouth fastens the bucket shell cover and the bucket liner cover together, so that the rigidity is enhanced, and the sinking of the bucket liner mouth is avoided. The barrel plug and the barrel mouth are reliably sealed. The combined barrel liner is adopted, so that the equipment investment can be saved, and the product quality is ensured. The barrel has low cost, can recycle the waste barrel for reuse, and is suitable for transportation and storage of strong corrosive products by long-distance vehicles and ships;
however, the corrosion resistance of the existing steel-plastic composite barrel is not ideal, and energy-saving and environment-friendly effects are not achieved, so that an energy-saving preparation method suitable for the steel-plastic composite barrel is provided.
Disclosure of Invention
The invention mainly aims to provide an energy-saving preparation method suitable for a steel-plastic composite barrel, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
the energy-saving preparation method suitable for the steel-plastic composite barrel comprises the following steps:
firstly, galvanizing a flat steel product by a galvanizing technology, inspecting the flat steel product to be galvanized by galvanizing, shaking a workpiece to be galvanized up and down in an acid washing process tank for 3-5 times, extracting a liquid level to inspect the acid washing quality, shaking the partially non-acid-washed surface of the workpiece up and down in the acid washing process tank for 3-6 times, and removing the surface by using tools such as a grinding wheel;
step two, washing the plate steel qualified by acid washing with running water, hanging materials, drying the plate steel, removing residual moisture, putting the plate steel subjected to drying and preheating into a zinc liquid for galvanizing, throwing zinc and cooling for later use;
thirdly, putting the flat steel into a welding machine, performing edge rolling and seam welding, sequentially performing flanging and pre-rolling treatment, bottom sealing treatment, expanding treatment, coiling treatment and rib expanding treatment, and then conveying the barrel with the bottom sealed into an automatic spot welding machine through a conveying belt for welding;
and step four, placing the PP and the LLDPE into a high-speed mixer, stirring for 20-40 minutes, uniformly mixing, adding the toughening modifier, the reinforcing modifier, the lubricant, the antioxidant and the ultraviolet absorbent into the premix, stirring again and uniformly mixing, finally placing the blend particles into an injection molding machine, and performing injection molding to obtain the plastic barrel liner.
And step five, combining the prepared steel barrel shell and the plastic barrel liner together, and packaging and warehousing.
Preferably, the pickling solution comprises the following components: h2SO4, HCl, fecl3 and water, and the pickling temperature is 50-70 ℃.
Preferably, the galvanizing temperature is 460-.
Preferably, the lubricant is applied at a temperature in the range of-50 to 140 ℃.
Preferably, the antioxidant is a peroxide decomposition type antioxidant.
Preferably, the melting point of the ultraviolet light absorber is 106-108 ℃.
Compared with the prior art, the invention has the following beneficial effects: the energy-saving preparation method suitable for the steel-plastic composite barrel is characterized in that the steel barrel shell and the plastic barrel liner are respectively prepared, when the steel barrel shell is processed, a zinc coating technology is utilized, a zinc layer can be coated inside and outside the steel barrel shell, the corrosion resistance degree of the steel barrel shell is improved, the service life is prolonged, meanwhile, the plastic barrel liner is prepared by PP and LLDPE, the energy is saved, the environment is protected, and finally, the steel-plastic composite barrel can be processed only by assembling the steel barrel shell and the plastic barrel liner.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
The energy-saving preparation method suitable for the steel-plastic composite barrel comprises the following steps:
firstly, galvanizing a flat steel product by a galvanizing technology, inspecting the flat steel product to be galvanized by galvanizing, shaking a workpiece to be galvanized up and down in an acid washing process tank for 3-5 times, extracting a liquid level to inspect the acid washing quality, shaking the partially non-acid-washed surface of the workpiece up and down in the acid washing process tank for 3-6 times, and removing the surface by using tools such as a grinding wheel;
step two, washing the plate steel qualified by acid washing with running water, hanging materials, drying the plate steel, removing residual moisture, putting the plate steel subjected to drying and preheating into a zinc liquid for galvanizing, throwing zinc and cooling for later use;
thirdly, putting the flat steel into a welding machine, performing edge rolling and seam welding, sequentially performing flanging and pre-rolling treatment, bottom sealing treatment, expanding treatment, coiling treatment and rib expanding treatment, and then conveying the barrel with the bottom sealed into an automatic spot welding machine through a conveying belt for welding;
and step four, placing the PP and the LLDPE into a high-speed mixer, stirring for 20-40 minutes, uniformly mixing, adding the toughening modifier, the reinforcing modifier, the lubricant, the antioxidant and the ultraviolet absorbent into the premix, stirring again and uniformly mixing, finally placing the blend particles into an injection molding machine, and performing injection molding to obtain the plastic barrel liner.
And step five, combining the prepared steel barrel shell and the plastic barrel liner together, and packaging and warehousing.
The pickling solution comprises the following components: h2SO4, HCl, fecl3 and water, and the pickling temperature is 50-70 ℃.
The galvanizing temperature is 460-490 ℃, and the time is 3-4 min.
The applicable temperature range of the lubricant is-50-140 ℃.
The antioxidant is peroxide decomposition type antioxidant.
The melting point of the ultraviolet absorber is 106-108 ℃.
Example 1
During preparation, firstly, a steel barrel shell is prepared, firstly, a plate steel is galvanized through a galvanizing technology, the plate steel needing to be galvanized is inspected through galvanizing, a workpiece needing to be galvanized is shaken up and down 3-5 times in an acid washing process tank, the liquid level is provided for inspecting the acid washing quality, and the surface of the workpiece which is not washed clean locally can be shaken up and down 3-6 times in the acid washing process tank and removed through tools such as a grinding wheel; washing the qualified plate steel subjected to acid washing with running water, hanging materials, drying the plate steel, removing residual moisture, putting the plate steel subjected to drying and preheating into a zinc liquid for galvanizing, throwing zinc and cooling for later use; then putting the flat steel into a welding machine, performing edge rolling and seam welding, sequentially performing flanging and pre-rolling treatment, bottom sealing treatment, expanding treatment, coiling treatment and rib expanding treatment, and then conveying the barrel with the bottom sealed into an automatic spot welding machine through a conveying belt for welding; and (2) placing PP and LLDPE into a high-speed mixer, stirring for 20-40 minutes, uniformly mixing, adding a toughening modifier, a reinforcing modifier, a lubricant, an antioxidant and an ultraviolet absorbent into the premix, uniformly stirring and mixing again, finally placing the blend particles into an injection molding machine, performing injection molding to obtain a plastic barrel liner, combining the prepared steel barrel shell and the plastic barrel liner together, packaging and warehousing.
By detection, the corrosion resistance of the steel-plastic composite barrel is improved by 30% by using the preparation method.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The energy-saving preparation method suitable for the steel-plastic composite barrel is characterized by comprising the following steps of: the preparation method comprises the following steps:
firstly, galvanizing a flat steel product by a galvanizing technology, inspecting the flat steel product to be galvanized by galvanizing, shaking a workpiece to be galvanized up and down in an acid washing process tank for 3-5 times, extracting a liquid level to inspect the acid washing quality, shaking the partially non-acid-washed surface of the workpiece up and down in the acid washing process tank for 3-6 times, and removing the surface by using tools such as a grinding wheel;
step two, washing the plate steel qualified by acid washing with running water, hanging materials, drying the plate steel, removing residual moisture, putting the plate steel subjected to drying and preheating into a zinc liquid for galvanizing, throwing zinc and cooling for later use;
thirdly, putting the flat steel into a welding machine, performing edge rolling and seam welding, sequentially performing flanging and pre-rolling treatment, bottom sealing treatment, expanding treatment, coiling treatment and rib expanding treatment, and then conveying the barrel with the bottom sealed into an automatic spot welding machine through a conveying belt for welding;
step four, placing PP and LLDPE into a high-speed mixer, stirring for 20-40 minutes, uniformly mixing, adding a toughening modifier, a reinforcing modifier, a lubricant, an antioxidant and an ultraviolet absorbent into the premix, stirring again and uniformly mixing, finally placing the blend particles into an injection molding machine, and performing injection molding to obtain a plastic barrel liner;
and step five, combining the prepared steel barrel shell and the plastic barrel liner together, and packaging and warehousing.
2. The energy-saving preparation method suitable for the steel-plastic composite barrel according to claim 1, characterized in that: the pickling solution comprises the following components: h2SO4, HCl, fecl3 and water, and the pickling temperature is 50-70 ℃.
3. The energy-saving preparation method suitable for the steel-plastic composite barrel according to claim 1, characterized in that: the galvanizing temperature is 460-490 ℃, and the time is 3-4 min.
4. The energy-saving preparation method suitable for the steel-plastic composite barrel according to claim 1, characterized in that: the applicable temperature range of the lubricant is-50-140 ℃.
5. The energy-saving preparation method suitable for the steel-plastic composite barrel according to claim 1, characterized in that: the antioxidant is peroxide decomposition type antioxidant.
6. The energy-saving preparation method suitable for the steel-plastic composite barrel according to claim 1, characterized in that: the melting point of the ultraviolet absorbent is 106-108 ℃.
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CN202010579639.5A CN111716748A (en) | 2020-06-23 | 2020-06-23 | Energy-saving preparation method suitable for steel-plastic composite barrel |
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CN202010579639.5A CN111716748A (en) | 2020-06-23 | 2020-06-23 | Energy-saving preparation method suitable for steel-plastic composite barrel |
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CN202010579639.5A Withdrawn CN111716748A (en) | 2020-06-23 | 2020-06-23 | Energy-saving preparation method suitable for steel-plastic composite barrel |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN87209260U (en) * | 1987-06-15 | 1988-03-16 | 金州向应制桶厂 | Double-layer burrel made from steel and plastic plastic |
CN206050547U (en) * | 2016-08-30 | 2017-03-29 | 夏萍 | A kind of Novel steel/plastic compound barrel |
CN108276679A (en) * | 2018-03-06 | 2018-07-13 | 青岛铭威塑业有限公司 | Toughening type PP plastic barrels and preparation method thereof |
CN109082620A (en) * | 2017-06-14 | 2018-12-25 | 宿迁市三石包装容器有限公司 | A kind of novel steel barrel production technology |
CN109337172A (en) * | 2018-10-12 | 2019-02-15 | 江门市恒荣塑料制品有限公司 | A kind of enhanced plastic bucket |
CN109440042A (en) * | 2018-11-15 | 2019-03-08 | 江苏振光电力设备制造有限公司 | A kind of galvanized method of the scattered component of steel tower |
-
2020
- 2020-06-23 CN CN202010579639.5A patent/CN111716748A/en not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN87209260U (en) * | 1987-06-15 | 1988-03-16 | 金州向应制桶厂 | Double-layer burrel made from steel and plastic plastic |
CN206050547U (en) * | 2016-08-30 | 2017-03-29 | 夏萍 | A kind of Novel steel/plastic compound barrel |
CN109082620A (en) * | 2017-06-14 | 2018-12-25 | 宿迁市三石包装容器有限公司 | A kind of novel steel barrel production technology |
CN108276679A (en) * | 2018-03-06 | 2018-07-13 | 青岛铭威塑业有限公司 | Toughening type PP plastic barrels and preparation method thereof |
CN109337172A (en) * | 2018-10-12 | 2019-02-15 | 江门市恒荣塑料制品有限公司 | A kind of enhanced plastic bucket |
CN109440042A (en) * | 2018-11-15 | 2019-03-08 | 江苏振光电力设备制造有限公司 | A kind of galvanized method of the scattered component of steel tower |
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Application publication date: 20200929 |