CN101016609A - Method and device for heating metal plating liquid bath - Google Patents
Method and device for heating metal plating liquid bath Download PDFInfo
- Publication number
- CN101016609A CN101016609A CN 200710056903 CN200710056903A CN101016609A CN 101016609 A CN101016609 A CN 101016609A CN 200710056903 CN200710056903 CN 200710056903 CN 200710056903 A CN200710056903 A CN 200710056903A CN 101016609 A CN101016609 A CN 101016609A
- Authority
- CN
- China
- Prior art keywords
- bath
- heating
- metal
- metal plating
- plating liquid
- 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
Images
Landscapes
- Coating With Molten Metal (AREA)
Abstract
The invention discloses a heating method of metal liquid plating molten pool, which comprises the following steps: putting the plating element into small molten pool with plating liquid; executing metal coating craft; locating this small molten pool in the big heating pool with hot good conductor molten metal and heating source; getting the needed stable property of metal coating. The invention also discloses a heating device, which comprises the following parts: inner heating source, big heating pool surrounded with insulating layer, small melting pool with metallic plating liquid. This invention possesses merits of small volume, low power and high efficiency, which can be used to industry widely.
Description
Technical field
The present invention relates to the hot-dip coating technology in the metallurgy industry, be specially a kind of heating means and equipment of metal plating liquid bath, the particularly heating means in corrosion metals liquid molten bath and equipment, international monopoly Main classification number plan is Int.Cl.C25D 3/00 (2006.01).
Background technology
The metal liquid field that has a wide range of applications, for example in the nuclear industry with (the Chinese corrosion and protection chief editor of association, corrosion in the nuclear industry and protection, Beijing: Chemical Industry Press such as the bearing of liquid metal some high-temperature component of sodium cooling such as high speed rotating, axle sleeves, 1993, P133); Float glass process is produced and is adopted the lift liquid of liquid metal tin as the glass levelling in the sheet glass process in the glass work, more generally and importantly in pot galvanize industry, (H. clings to Bieeker in order to prevent metal products and corrosion of component from using liquid metal zinc to carry out the pot galvanize processing in a large number, pot galvanize theory and technology, metallurgical industry press, 1955).Need the workpiece of pot galvanize to comprise wire rod, sheet material, coil of strip, steel pipe, structural part, fastening piece or the like.How all these are used all has the solid metal heat fused, makes it to become liquid metal so that the problem of utilizing.
Because described coated metal liquid all has intensive corrodibility, therefore how to select for use suitable heating container material and heating in which way all to become gordian technique.With regard to hot dip galvanizing process, solid metal zinc is heated to molten state, making it to become metallic zinc liquid has two effects: the one, consume a part of zinc liquid, the top coat of finishing metal products is zinc-plated; The 2nd, as the storage media and the conducting band of heat, the heat of supply desire plating workpiece makes it to rise to the pot galvanize temperature, guarantees the running balance of heat supply, finishes the hot dip galvanizing process process.In the industrial production, the zinc liquid that zincincation needs is very many, its heating container (zinc pond or zinc pot) volume is very big, generally be zinc-plated output 20-40 doubly, for example, the zinc pond of wire galvanization holds zinc amount 30-100 and does not wait for many tons, it is about 120 tons that the zinc pond of galvanized steel pipe holds the zinc amount, reach more than 700 ton and the zinc pond of large-sized structural parts holds zinc amount maximum,, the selection and the heating means of zinc pond (zinc pot) material are all become the technological difficulties problem for huge zinc capacity like this.In addition, the zinc consumption in huge zinc pond and energy consumption are also inevitable huge, are unfavorable for economizing on resources and reducing energy consumption.
At present the heating means in molten bath (as zinc pond or zinc pot) are that metal plating liquid (as zinc liquid) is packed in the big heating container, then by outer heating means, last heating means (Huang Ying, the present situation and the development of pot galvanize melting pot, mechanical engineering material, Vol.1,1982) or internal heating mode (Cao Xiaoming, Wen Ming, Liu Yaqing is used for the compo pipe internal heater of pot galvanize internal heating, the 20th international pot galvanize conference, 2003,6,1-6, Amsterdam, the Netherlands; Cao Xiaoming Wen Ming Immersion Heating forhot-dip Galvanizing by Alloy Tube Immersion heaters, 20
ThInternationalGalvanizing Conference, June1-6 2003, in Amsterdam Holland) zinc in the zinc pond is heated to pot galvanize temperature (460 about degree) implements hot dip galvanizing process (referring to accompanying drawing 1-3).In these prior aries, all there is following problem in the sort of described type of heating: 1. coating (as zinc-plated) liquid and its well heater are same molten metal (zinc liquid), therefore need for workpiece coating, must make the molten bath capacity huge, cause the thermal load in molten bath excessive on the one hand, need and waste a large amount of valuable energy, need great amount of investment on the other hand, make that the cost of hot-dip coating (as zinc-plated) technology is high, unfavorable practical application; 2. plating bath usually is not the good conductor of heat, as thermal source, must need yet and waste a large amount of valuable energy with plating bath itself; 3. because the plating bath in the molten bath has the effect of thermal source concurrently, therefore, the molten bath can't be sealed, cause the energy loss of thermal source, heating efficiency is not high, needs equally and has wasted a large amount of valuable energy; 4. general plating bath all has stronger corrodibility, and it can accelerate the molten bath by the corrosion speed of plating bath (as molten zinc), cause molten bath (as the zinc pot) short-lived, and the molten bath is big more, and the short-lived loss that causes is just big more.
Summary of the invention
At the drawback of prior art heating means, the technical problem that the present invention mainly solves is that a kind of heating means and equipment of metal plating liquid bath is provided.The metal plating technology of these heating means is separated with the plating bath heating process and is carried out, and it is little to have a plating liquid bath capacity, and energy consumption is low, economizes on resources, and the heating bath heating is fast, the efficient height, and less energy consumption is suitable for advantages such as industrialization widespread use; The heating installation of this metal plating liquid bath has designed metal plating liquid bath and heating bath thereof respectively, has the heating efficiency height, and energy consumption is low, and is corrosion-resistant, and the life-span is long, and cost is low, economizes on resources characteristics such as wide adaptability.
The technical scheme that the present invention solves described heating means technical problem is: the heating means that design a kind of metal plating liquid bath, these heating means are put into the little molten bath that plating bath is housed to plating piece and are implemented metal plating technology, this little molten bath places the big heating bath that hot good conductor molten metal and well heater are housed, to obtain the required stable heat energy of metal plating.
The technical scheme that the present invention solves described heating installation technical problem is: the heating installation that designs a kind of metal plating liquid bath, be applicable to heating means of the present invention, the big heating bath that comprises built-in heater, outsourcing thermal insulation layer, it is characterized in that this heating installation also comprises the little molten bath that can adorn metal plating liquid, and little molten bath is installed in the described big heating bath that hot good conductor molten metal also is housed.
Compared with prior art, the inventive method and equipment shift the function of prior art plating bath as heat storage medium and heat transmission conductor on the one hand, make plating liquid bath just finish the function of replenishing plating bath in the plating process process, do not bear the storage media and the conducting band function of heat, the capacity of plating liquid bath can be reduced by tens of times even hundreds of times, thereby having solved the liquid storage amount or the bulky of plating liquid bath, improper plating bath consumes huge many, heats the surprising problem of required energy consumption; On the other hand because plating process is separated with heating process, thereby can be converted to plating bath heat conductor and do not have corrodibility with strong corrosion, good heat conductivity, and molten metal cheap and easy to get is a heat conductor, dwindled the capacity of plating liquid bath greatly, improved the heating efficiency of plating liquid bath, simultaneously also can be because of the significantly reduction of thermal load, the increase of heating uniformity, a large amount of valuable energy have not only been saved, reduced improper zinc loss effectively, and the work-ing life of having improved coating equipment greatly, reduce the technology cost, thereby had huge economic implications and social benefit.
Description of drawings
Fig. 1 is the outer heating means synoptic diagram of prior art;
Fig. 2 is the last heating means synoptic diagram of prior art;
Fig. 3 is the method and internal heating synoptic diagram of prior art;
Fig. 4 is the heating means of a kind of metal plating liquid bath of the present invention and the principle schematic of equipment;
Fig. 5 is the synoptic diagram of a kind of embodiment (steel-wire galvanizing) of the heating means of a kind of metal plating liquid bath of the present invention and equipment;
Fig. 6 is the heating means of a kind of metal plating liquid bath of the present invention and the synoptic diagram of the another kind of embodiment of equipment (the little molten bath of V-shaped groove shape steel tube hot galvanizing);
Fig. 7 is the heating means of a kind of metal plating liquid bath of the present invention and the synoptic diagram of the third embodiment of equipment (the little molten bath of U-lag shape steel tube hot galvanizing).
Embodiment
Describe the present invention in detail below in conjunction with embodiment and accompanying drawing thereof.
The heating means of metal plating liquid bath of the present invention (hereinafter to be referred as heating means, referring to Fig. 4-7) are plating piece 8 to be put into the little molten bath 1 that plating bath 6 is housed implement the metal products plating process.Described little molten bath 1 places the big heating bath 2 that hot good conductor molten metal 7 and well heater 3 are housed, to obtain the required stable heat energy of metal plating.The metal products plating process itself is a prior art.
The key point of heating means of the present invention is that metal plating liquid plating process and plating bath heating process are separated, make metal plating liquid 6 only finish the function of coating fluid infusion, function singlenessization, and the heating function of plating bath 6 is made separate arrangements, promptly give the big heating bath 2 that hot good conductor molten metal 7 and well heater 3 is housed and is sleeved on 1 outside, little molten bath heating function and finish, be convenient to so very much the adjustment and the control of heating function.The described metal plating liquid 6 of the heating means of metal plating liquid bath of the present invention comprises zinc metal plating liquid, sodium metal plating liquid and tin metal plating bath.But do not get rid of other metal plating liquids.
Heating means of the present invention have designed the big heating bath 2 in a little molten bath 1 and a little molten bath of suit (as galvanized bath or zinc-melting pool) 1.Little molten bath 1 is used for replenishing of hot dip liquid (as zinc liquid) 6, and heat in big heating bath 2 usefulness the little molten bath 1 of suit of opposing in it.Both definite functions, and simplification are convenient to adjust and control very much.The structural shape in little molten bath 1 of the present invention is determined according to the features of shape and the operation scheme of desire plating workpiece; Its volume size is determined according to the processes expend amount of plating bath and required interpolation frequency, and is adopted high conductivity material to make.
Should be pointed out that especially that because the improvement of heating means of the present invention different according to the features of shape of desire plating workpiece and operation scheme can cause the improvement or the raising of plating process method fully.For example, when plating piece 8 is steel wire, little molten bath 1 of the present invention can be designed as the little molten bath 1 of the tubular structure that has the fluid infusion mouth on it, is conventional forced wire galvanization process reform orthoscopic wire galvanization technology, and this improvement can bring the smooth and easy of the raising of quality product and technology.When plating bath 6 had corrodibility, the inwall in described little molten bath 1 will be handled through the liquation of anti-metal plating the 6 (as zinc liquid) corrosive.Because the little molten bath of the present invention 1 volume is compared with prior art, greatly reduce, therefore, the inwall in described little molten bath 1 to be implemented rotproofing have practical significance and operability, input cost is not high, and improve equipment life, remarkable benefit.
The heating installation of metal plating liquid bath of the present invention (hereinafter to be referred as heating installation) is applicable to heating means of the present invention.This heating installation comprises the big heating bath 2 of built-in heater 3, outsourcing thermal insulation layer 4, it is characterized in that also comprising the little molten bath 1 that can adorn metal plating liquid 6, and little molten bath 1 is installed in the big heating bath 2 that hot good conductor molten metal 7 and described well heater 3 are housed.
The further feature of heating installation of the present invention is that the structural shape in described little molten bath 1 is determined according to the features of shape and the operation scheme of desire plating workpiece 8; Its volume size is determined according to the processes expend amount of plating bath 6 and required interpolation frequency, and the making of employing high conductivity material, and inwall is handled through the liquation of anti-metal plating corrosive.The little molten bath 1 that high conductivity material is made can obtain heat energy by the hot good conductor molten metal in the big heating bath 27 effectively, and the transferring heat energy effectively of the plating bath in it.If the plating bath in the little molten bath 1 is corrosive, then its inwall will be handled through the corrosive of anti-the metal plating liquid.Anti-metal plating liquid corrosive treatment technology is a prior art.
Because it is the most general that zincincation is used, therefore with zincincation heating means of the present invention and equipment are described below.The structural shape in described little molten bath 1 can be according to the requirement of galvanizing production, comes specific design as the features of shape and the operation scheme of desire plating workpiece, as is designed to tubulose, groove shape structure etc., and the cross section of groove shape structure can be designed as rectangle, trapezoidal, V-arrangement or U-shaped etc.The little molten bath 1 of embodiment 1-3 is designed to have the little molten bath of tubulose of fluid infusion mouth respectively, little molten bath of V-arrangement section slot shape structure and the little molten bath of U-shaped section slot shape structure.The big I of the volume in little molten bath 1 decides according to the consumption of zincincation and the interpolation frequency of required zinc, for example, if per hour total zinc consumption is 50 kilograms, to set and per hour add twice, then little molten bath 1 volume can be designed to be installed in the volume size of 25 kilograms of zinc.The material in little molten bath 1 can select for use the high metallic substance of thermal conductivity (as plain carbon stool or alloy sheets) to make, the inwall in little molten bath 1 can be done the rotproofing of resisting corrosion of molten zinc, as the surface being carried out Alloying Treatment or adopting inorganic coating etc., to avoid cadmia to produce, reduce zinc liquid and pollute, prolong its work-ing life.
The structural shape of described big heating bath 2 can design according to customer demand, to be simple and easy to as principle, generally can be designed to rectangle.The volume size of big heating bath 2 is determined according to heat calculation, can determine that promptly the 20-40 by turnout doubly designs with reference to the method for design of present zinc pot size.Present device is owing to described advantage, and the volume of big heating bath 2 can suitably reduce, and generally can doubly design by the 15-30 of turnout.The shell 5 of big heating bath 2 can adopt plain carbon stool plate or stainless material to make, and its outside is added with thermal insulation layer 4, is same as prior art.The hot good conductor molten metal 7 of packing in the big heating bath 2.Described hot good conductor molten metal is meant low melting point, low cost, common metal is not had corrosive hot good conductor molten metal.Embodiment adopts metallic lead liquid or bismuth metal liquid.Described well heater 3 places in the big heating bath 2, and described well heater 3 embodiment adopt common electrothermal tube, and mounting means is an internal heating, is same as prior art.Certainly, heating bath 2 also can adopt other prior art modes that described little molten bath 1 is heated greatly.Its heat can reach rapidly by good molten metal heat conductor in the little molten bath (zinc pond) 1, the heat that workpiece was taken away when supplemental heat was zinc-plated (referring to Fig. 4).Because of the described big heating bath 2 of heating installation of the present invention only has heating function, therefore the requirement that does not have plating piece 8 to come in and go out can make full-closed structure, adds thermal insulation layer 4, also is that thermal-insulating sealing lid 13 is installed on the big heating bath 2.This design can prevent the effusion of hot good conductor molten metal (as plumbous liquid) steam on the one hand, can significantly improve heating efficiency on the other hand, and save energy has also been improved Working environment simultaneously.
Also should be noted that, what heating means of the present invention and apparatus embodiments were related only is pot galvanize worker technology, comprise and be applicable to various galvanizing productions, outside the processing requirement as pot galvanizes such as silk, pipe, plate, band, structural part, fastening piece, five metals gold utensils, but its ultimate principle and structure also are applicable to other metal plating liquids heating means and the equipment of (comprising corrosive liquid, as sodium molten metal, tin metal liquid etc.).
Provide concrete Application Example of the present invention below, but the present invention is not subjected to the restriction of embodiment:
Embodiment 1:
The steel-wire galvanizing Processes and apparatus.
Adopt heating means of the present invention and equipment to be used for steel-wire galvanizing production (referring to Fig. 5).Described little molten bath 1 makes tubular structure according to the features of shape and the zinc-plated operation process route 12 of steel wire 8, has on the little molten bath 1 of tubulose or tubular type or fluid infusion mouth (zincification mouth) 11, and with the zinc liquid of supplement consumed, little molten bath 1 is as in the big heating bath 2 of quadrate; In the big heating bath 2 lead metal liquid 7 is housed and makees heat conductor, and thermal-insulating sealing lid 13 is arranged, the well heater 3 in it is the zinc liquid 6 in the little molten bath 1 of indirect heating by heating lead metal liquid 7, makes it to reach and keep the required state of temperature of pot galvanize.Plating piece steel wire 8 through pre-treatment enters the conventional zincincation of the little molten bath of tubular type (zinc-melting pool) 1 enforcement from left to right.Left side air knife 9 is used for shutoff zinc liquid and flows out, and right air knife 9 ' is shutoff zinc liquid on the one hand, smears on the other hand and wipe away floating zinc unnecessary on the steel wire, make it to obtain level and smooth zinc coating, and the size of zinc amount is gone up in control.The steel wire coating of smearing after wiping away solidifies through water-cooled 10, can finish wire galvanization technological process of the present invention.
Behind the process using of steel-wire galvanizing heating means of the present invention and the equipment, the Rong Xinliang in little molten bath 1 Rong Xinliang of prior art at present reduces more than 96%.Compared with prior art, the Rong Xinliang that annual production reaches the hot-galvanized cauldron of 6000 tons of wire galvanization production lines is 30 tons, and the inventive method only is about 1 ton with the Rong Xinliang that equipment obtains the little molten bath 1 of identical annual production, be prior art hold the zinc amount 3.3%.In addition, the wire galvanization mode of prior art is that employing is forced zinc-plated, also is about to steel wire and is pressed into hot-galvanized cauldron, the more zinc-plated mode that plating piece steel wire 8 is derived by fabric wheel.Steel wire 8 walking resistances of this zinc-plated mode are big, and point of contact is many, and jitter is big, and quality product is difficult to guarantee.And the inventive method and equipment can be zinc-plated the forced zinc-plated orthoscopic of changing into, the steel wire smooth running of this orthoscopic galvanized method, and coating surface is very level and smooth, and constant product quality improves.Simultaneously, owing to adopt closed (the little molten bath of tubular type) zinc-plated, molten zinc amount seldom, the zinc consumption is very low, and the effective rate of utilization of zinc can reach more than 98%, and the effective rate of utilization of prior art only is 85%.In addition, the big heating bath 2 of the embodiment of the invention has adopted full-closed structure, well heater 3 and heat-conducting metal liquid 7 can place totally enclosed outer big heating bath 2 internal heating that thermal insulation layer 4 is arranged, heat scatters and disappears few, the heating efficiency height, compare with equipment with present type of heating, the present invention can save energy more than 40% at least.
Embodiment 2:
The steel tube hot galvanizing Processes and apparatus.
Heating means of the present invention and equipment are used for steel tube hot galvanizing production (referring to Fig. 6).
Described little molten bath (zinc-melting pool) 1 according to the characteristics of plating piece steel pipe 8 and when zinc-plated operation operational path or direction of travel 12 make the groove shape structure that the cross section is a V-arrangement.This little molten bath 1 is as in the big heating bath 2 of quadrate, in the big heating bath 2 heat conductor bismuth molten metal 7 is housed, and thermal-insulating sealing lid 13 is arranged, well heater 3 is the galvanizing flux 6 in the little molten bath 1 of indirect heating by heating bismuth molten metal 7, makes it to reach and keeps the required state of temperature of pot galvanize.Enter through the plating piece steel pipe 8 of pre-treatment upper left side from described V-shaped groove shape zinc-melting pool 1, implement zincincation according to prior art after, by the upper right side output of described V-shaped groove shape zinc-melting pool 1, finish the galvanized technological process of steel pipe.
Behind the process using of steel tube hot galvanizing heating means of the present invention and the equipment, the Rong Xinliang of zinc-melting pool 1 Rong Xinliang of prior art at present can reduce more than 90%.Compared with prior art, the Rong Xinliang that annual production reaches the zinc pot of 60,000 tons of steel pipe galvanization production lines is 120 tons, adopts the inventive method and equipment, as obtains identical annual production, and the Rong Xinliang in little molten bath 1 is about 12 tons, only is 10% of prior art appearance zinc amount.Simultaneously, because the molten zinc amount in little molten bath 1 seldom, molten zinc and air contact area are little, and the zinc gray growing amount reduces more than 90% than prior art; Because little molten bath 1 volume is little, convenient realization rotproofing, therefore the cadmia that produces owing to little molten bath (zinc pot) 1 can be avoided fully, studies show that, consequent positively effect is: steel pipe per ton can save 10 kilograms on zinc at least, only this item is produced 60000 tons per year for one and can be saved 600 tons on zinc production line year, quite economizes on the use of funds 2,100 ten thousand yuan.In addition, the big heating bath 2 of the embodiment of the invention can adopt full-closed structure, well heater 3 and heat-conducting metal liquid 7 can place totally enclosed outer big heating bath 2 internal heating that thermal insulation layer 4 is arranged, heat scatters and disappears seldom, the heating efficiency height, compare with equipment with present type of heating, the present invention can save energy more than 40% at least.
Embodiment 3:
The steel tube hot galvanizing Processes and apparatus.
Heating means of the present invention and equipment are used for steel tube hot galvanizing production (referring to Fig. 7).
Present embodiment is except that described little molten bath (zinc-melting pool) 1 is designed to the groove shape structure in U-shaped cross section, and is surplus with embodiment 2.
Claims (10)
1. the heating means of a metal plating liquid bath, this method is put into the little molten bath that plating bath is housed to plating piece and is implemented metal plating technology, this little molten bath places the big heating bath that hot good conductor molten metal and well heater are housed, to obtain the required stable heat energy of metal plating.
2. according to the heating means of the described metal plating liquid bath of claim 1, it is characterized in that the structural shape in described little molten bath is determined according to the features of shape and the operation scheme of desire plating workpiece; Its volume size is determined according to the processes expend amount of plating bath and required interpolation frequency, and is adopted high conductivity material to make.
3. according to the heating means of the described metal plating liquid bath of claim 1, it is characterized in that the inwall in described little molten bath is handled through the liquation of anti-metal plating corrosive.
4. according to the heating means of the described metal plating liquid bath of claim 1, it is characterized in that described hot good conductor molten metal is meant low melting point, non-corrosive metal liquid.
5. according to the heating means of the described metal plating liquid bath of claim 4, it is characterized in that described hot good conductor molten metal is meant lead metal liquid or bismuth molten metal.
6. according to the heating means of each described metal plating liquid bath of claim 1-5, it is characterized in that described metal plating liquid comprises zinc metal plating liquid, sodium metal plating liquid and tin metal plating bath.
7. heating installation that is applicable to the metal plating liquid bath of each described heating means of claim 1-5, the big heating bath that comprises built-in heater, outsourcing thermal insulation layer, it is characterized in that this heating installation also comprises the little molten bath that can adorn metal plating liquid, and little molten bath is installed in the described big heating bath that hot good conductor molten metal also is housed.
8. heating installation that is applicable to the metal plating liquid bath of the described heating means of claim 6, the big heating bath that comprises built-in heater, outsourcing thermal insulation layer, it is characterized in that this heating installation also comprises the little molten bath that can adorn metal plating liquid, and little molten bath is installed in the described big heating bath that hot good conductor molten metal also is housed.
9. the heating installation of metal plating liquid bath according to claim 7 is characterized in that the structural shape in described little molten bath is determined according to the features of shape and the operation scheme of desire plating workpiece; Its volume size is determined according to the processes expend amount of plating bath and required interpolation frequency, and is adopted high conductivity material to make; The thermal-insulating sealing lid is installed on the described big heating bath.
10. the heating installation of metal plating liquid bath according to claim 9, the structural shape that it is characterized in that described little molten bath perhaps is the little molten bath of groove shape structure in V-arrangement or U-shaped cross section for having the little molten bath of tubulose of fluid infusion mouth on it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710056903 CN101016609A (en) | 2007-03-12 | 2007-03-12 | Method and device for heating metal plating liquid bath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710056903 CN101016609A (en) | 2007-03-12 | 2007-03-12 | Method and device for heating metal plating liquid bath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101016609A true CN101016609A (en) | 2007-08-15 |
Family
ID=38725835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200710056903 Pending CN101016609A (en) | 2007-03-12 | 2007-03-12 | Method and device for heating metal plating liquid bath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101016609A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102245792A (en) * | 2009-07-21 | 2011-11-16 | Sms西马格股份公司 | Sealing off a melt dip coating apparatus |
| CN105316615A (en) * | 2015-12-09 | 2016-02-10 | 河北工业大学 | Production line and process of fine steel wires hot-dip coated with zinc-aluminum alloy |
| CN112974777A (en) * | 2021-01-19 | 2021-06-18 | 深圳市万泽中南研究院有限公司 | Liquid metal heating directional solidification device and casting method |
| US20230175110A1 (en) * | 2019-10-15 | 2023-06-08 | Soprin S.R.L. | Single-dose capsule for galvanizing baths |
-
2007
- 2007-03-12 CN CN 200710056903 patent/CN101016609A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102245792A (en) * | 2009-07-21 | 2011-11-16 | Sms西马格股份公司 | Sealing off a melt dip coating apparatus |
| CN105316615A (en) * | 2015-12-09 | 2016-02-10 | 河北工业大学 | Production line and process of fine steel wires hot-dip coated with zinc-aluminum alloy |
| CN105316615B (en) * | 2015-12-09 | 2018-05-11 | 河北工业大学 | A kind of production line and process of fine steel wire hot dip allumen |
| US20230175110A1 (en) * | 2019-10-15 | 2023-06-08 | Soprin S.R.L. | Single-dose capsule for galvanizing baths |
| CN112974777A (en) * | 2021-01-19 | 2021-06-18 | 深圳市万泽中南研究院有限公司 | Liquid metal heating directional solidification device and casting method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101665897B (en) | Method and device for controlling thickness of steel wire hot-plating layer | |
| CN105316615B (en) | A kind of production line and process of fine steel wire hot dip allumen | |
| CN103143565B (en) | A kind of production technology of copper-aluminum bimetal composite plate | |
| CN101016609A (en) | Method and device for heating metal plating liquid bath | |
| CN103388117A (en) | Zinc-coated steel wire as well as manufacturing method and hot-dip galvanizing equipment thereof | |
| CN108504912A (en) | A kind of small zinc flower hot-dip aluminizing zinc steel plate and its production method containing rare earth | |
| CN103695829A (en) | Production technology of alloying hot-dip galvanized steel plate | |
| CN107686932A (en) | A kind of corrosion resistance spheroidal graphite cast-iron and its casting heat invade aluminum plating process | |
| CN111719103A (en) | Control method for spangles on surface of continuous hot-dip galvanized aluminum-silicon alloy coated steel plate/strip | |
| CN101492799B (en) | Wear-resistant cast iron coating and production method | |
| CN106191732B (en) | A method of reducing continuous hot-dipping galvanizing zinc pot key position cadmia | |
| JP5663840B2 (en) | Hot-dip galvanized steel pipe and method for producing hot-dip galvanized steel pipe | |
| CN105734343A (en) | Rare-earth multi-element alloy coating and hot-dip galvanizing method thereof | |
| Cai et al. | Production process and technology development of hot-dip galvanizing | |
| CN201875363U (en) | Energy storage temperature balancer in pipeline | |
| CN106191729A (en) | A kind of device reducing the formation of continuous hot-dipping galvanizing zinc of zinc pot slag | |
| CN2915881Y (en) | Submergence roller/ stabilization roller end structure for zinc pot/aluminum pot/ zinc aluminum pot | |
| CN104439752A (en) | Zinc-based soft solder suitable for hot-drip galvanizing repair | |
| CN203382813U (en) | Hot-galvanizing equipment | |
| CN206143301U (en) | High -efficient belted steel continuous hot -dip galvanization machine | |
| CN204224681U (en) | For the zinc liquid supplementing device of hot-dip galvanizing technique | |
| CN109402452A (en) | A kind of hot dip kirsite | |
| CN102162048B (en) | Zinc-aluminum-titanium-rare earth alloy for hot dip galvanized steel sheets and preparation method thereof | |
| CN109234589A (en) | A kind of operating temperature 300-400 degree energy storage contains strontium aluminium alloy with resistance to oxidation | |
| CN107699735A (en) | Copper alloy hot dip tin alloy and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20070815 |