CN113698214A - Special heat-insulating refractory material and processing equipment thereof - Google Patents
Special heat-insulating refractory material and processing equipment thereof Download PDFInfo
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- CN113698214A CN113698214A CN202111084222.2A CN202111084222A CN113698214A CN 113698214 A CN113698214 A CN 113698214A CN 202111084222 A CN202111084222 A CN 202111084222A CN 113698214 A CN113698214 A CN 113698214A
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
- C04B35/584—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/62605—Treating the starting powders individually or as mixtures
- C04B35/62625—Wet mixtures
- C04B35/62635—Mixing details
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/62605—Treating the starting powders individually or as mixtures
- C04B35/62625—Wet mixtures
- C04B35/6264—Mixing media, e.g. organic solvents
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3817—Carbides
- C04B2235/3826—Silicon carbides
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3852—Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
- C04B2235/3856—Carbonitrides, e.g. titanium carbonitride, zirconium carbonitride
Abstract
The invention discloses a special heat-insulating refractory material which comprises the following raw materials in parts by weight: 28 parts of Si3N4 particles, 28 parts of TiCN-Si3N4 particles, 28 parts of SiC particles, 6 parts of phenolic resin, 3.5 parts of alcohol, 0.5 part of hexamethylenetetramine, 4 parts of silicon nitride powder and 2 parts of calcium oxide powder; the invention also discloses processing equipment of the special heat-insulating refractory material, which comprises a mixing box, wherein a transverse groove is arranged at the upper end of the mixing box in a penetrating manner, a movable pipe which is abutted against the transverse groove and slides against the transverse groove is arranged in the transverse groove, and a fixed block which is rotatably connected with the movable pipe is sleeved on the movable pipe. The refractory material produced by the invention is more stable and has better refractory effect; and processing equipment can make the raw materials carry out high-efficient and abundant part, improves the efficiency of mixing and the quality of mixing, and also can realize the pump sending alcohol to mixing raw materials through a motor, and is functional good.
Description
Technical Field
The invention relates to the technical field of refractory materials, in particular to a special heat-insulating refractory material and processing equipment thereof.
Background
The refractory material plays an irreplaceable role in the high-temperature industry of national economy basic industry, but the secondary energy consumption process of the refractory material has great influence on the energy consumption, the cost and the environment of the refractory material production.
In the refractory material industry, the Si3N4-SiC refractory material has large consumption and low cost, and the nitriding reaction sintering method which takes metal silicon and silicon carbide as raw materials is generally adopted at present; however, the nitriding reaction sintering process has high requirements on N2 and nitriding equipment, and the raw material price is relatively high, so that the further reduction of the production cost of the Si3N4-SiC refractory material is hindered.
The requirement of production and processing equipment of the Si3N4-SiC refractory material is also a part for reducing the production cost; as for the existing production and processing equipment for the Si3N4-SiC refractory material, different functions are realized through a plurality of power mechanisms, the economic cost is increased, and the later maintenance cost is increased.
Therefore, a special heat-insulating refractory material and processing equipment thereof are designed.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a special heat-insulating refractory material and processing equipment thereof, wherein the produced refractory material is more stable and has better refractory effect; and processing equipment can make the raw materials carry out high-efficient and abundant part, improves the efficiency of mixing and the quality of mixing, and also can realize the pump sending alcohol to mixing raw materials through a motor, and is functional good.
In order to achieve the purpose, the invention adopts the following technical scheme:
a special heat-insulating refractory material comprises the following raw materials in parts by weight: 28 parts of Si3N4 particles, 28 parts of TiCN-Si3N4 particles, 28 parts of SiC particles, 6 parts of phenolic resin, 3.5 parts of alcohol, 0.5 part of hexamethylenetetramine, 4 parts of silicon nitride powder and 2 parts of calcium oxide powder.
The invention also discloses processing equipment of the special heat-insulating refractory material, which comprises a mixing box, wherein a transverse groove is arranged at the upper end of the mixing box in a penetrating manner, a movable pipe which is abutted against the transverse groove and slides is arranged in the transverse groove, a fixed block which is rotatably connected with the movable pipe is sleeved on the movable pipe, a connecting rod is fixedly connected on the fixed block, an inclined rod is fixedly connected in the mixing box, the upper end of the inclined rod is hinged and connected with the upper end of the connecting rod, the lower end of the connecting rod is rotatably connected with a worm wheel, a connecting rod is coaxially hinged and connected on the worm wheel, the other end of the connecting rod is hinged and connected with a driving rod, the driving rod is hinged and connected with the lower end of the inclined rod, a worm which is fixedly connected with the movable pipe is sleeved on the movable pipe, the worm wheel is meshed with the worm wheel, a connecting block is fixedly connected at the bottom of the movable pipe, and a plurality of stirring blades are fixedly connected on the connecting block, install the stirred tube rather than the intercommunication on the movable tube, install on the movable tube rather than rotating the mounting panel of being connected, install drive movable tube pivoted actuating mechanism on the mounting panel, install pumping mechanism on the mixing box, treatment facility is installed to one side of mixing box, the mixing box is linked together through conveyer pipe and treatment facility, install the valve on the conveyer pipe.
Preferably, a feeding pipe is installed at the upper end of one side of the mixing box, and a sealing baffle is installed on the feeding pipe.
Preferably, the stirring pipe is provided with a backflow prevention one-way valve, and the backflow prevention one-way valve is arranged close to the pipe orifice of the stirring pipe.
Preferably, actuating mechanism is including installing the motor on the mounting panel, the first gear of output fixedly connected with of motor, the cover is equipped with rather than fixed connection's second gear on the movable tube, first gear and second gear mesh mutually.
Preferably, pumping mechanism is including fixing the piston cylinder on the mixing box, sliding connection has the piston in the piston cylinder, the articulated piston rod that is connected with on the piston, the articulated quarter butt that is connected with of the other end of piston rod, the cover is equipped with rather than fixed connection's bearing on the movable tube, the quarter butt is connected with the outer loop of bearing is articulated, install first connecting pipe and second connecting pipe on the piston cylinder, first connecting pipe rotates with the upper end of movable tube to be connected, install first check valve on the first connecting pipe, install the second check valve on the second connecting pipe, the feed case is installed to one side lower extreme of mixing box, the feed case is linked together with the second connecting pipe.
Preferably, a rotary joint is installed on the movable pipe, and the first connecting pipe is fixedly connected with the upper end of the rotary joint.
Preferably, fixedly connected with guide bar on the mounting panel, the guide bar runs through from top to bottom and is equipped with the guide way, first connecting pipe runs through the guide way and establishes.
Compared with the prior art, the invention has the beneficial effects that:
the motor works to drive the first gear, the second gear, the movable pipe and the worm to rotate, the worm rotates to drive the worm wheel to rotate, the worm wheel rotates to drive the connecting rod and the driving rod to rotate, and under the action of the connecting rod and the driving rod, the movable pipe can swing left and right, so that the movable pipe rotates while swinging left and right, and the stirring blades swing left and right when rotating, so that the solution can be effectively mixed;
the movable tube swing drives the quarter butt, the piston rod, the piston is controlled left and right, when the piston moved right, can enter into a piston section of thick bamboo through the second connecting pipe with the alcohol in the feed tank, when the piston moved left, can pass through first connecting pipe with alcohol, rotary joint carries to the movable tube in, finally, carry to mixed solution through the stirred tube in, and alcohol is the heliciform when swing and carries to mixed solution in, can the efficient mix with mixed solution, improve the quality and the efficiency of mixing.
In conclusion, the refractory material produced by the invention is more stable and has better refractory effect; and processing equipment can make the raw materials carry out high-efficient and abundant part, improves the efficiency of mixing and the quality of mixing, and also can realize the pump sending alcohol to mixing raw materials through a motor, and is functional good.
Drawings
FIG. 1 is a schematic structural diagram of a special heat-insulating refractory material processing apparatus according to the present invention;
FIG. 2 is an enlarged view of the structure at the position A in the processing equipment for the special heat-insulating refractory material provided by the invention;
FIG. 3 is an enlarged view of a structure at a position B in the processing equipment for the special heat-insulating refractory material provided by the invention;
FIG. 4 is a top view of a special insulating refractory and a guide rod in the processing equipment thereof according to the present invention.
In the figure: 1 mixing box, 2 transverse grooves, 3 diagonal rods, 4 processing equipment, 5 movable pipes, 6 worms, 7 fixed blocks, 8 connecting rods, 9 driving rods, 10 connecting rods, 11 worm wheels, 12 stirring pipes, 13 backflow-preventing one-way valves, 14 connecting blocks, 15 stirring blades, 16 first connecting pipes, 17 second connecting pipes, 18 feeding boxes, 19 piston cylinders, 20 guide rods, 21 pistons, 22 feeding pipes, 23 conveying pipes, 24 piston rods, 25 short rods, 26 bearings, 27 mounting plates, 28 motors, 29 first gears, 30 second gears, 31 rotary joints, 32 guide grooves, 33 first one-way valves and 34 second one-way valves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
A special heat-insulating refractory material comprises the following raw materials in parts by weight: 28 parts of Si3N4 particles, 28 parts of TiCN-Si3N4 particles, 28 parts of SiC particles, 6 parts of phenolic resin, 3.5 parts of alcohol, 0.5 part of hexamethylenetetramine, 4 parts of silicon nitride powder and 2 parts of calcium oxide powder.
Referring to fig. 1-4, the invention also discloses a processing device of the special heat-insulating refractory material, which comprises a mixing box 1, wherein the upper end of one side of the mixing box 1 is provided with a feed pipe 22, the feed pipe 22 is provided with a sealing baffle, and raw materials are conveniently added into the mixing box 1 through the feed pipe 22; the upper end of mixing box 1 runs through and is equipped with horizontal groove 2, is equipped with in the horizontal groove 2 rather than offseting its gliding movable tube 5, and the outside of movable tube 5 can be equipped with tetrafluoro pipe or tetrafluoro membrane to can reduce the friction between movable tube 5 and the horizontal groove 2, thereby can carry out effectual protection to movable tube 5, movable tube 5 can be stainless steel pipe.
The movable tube 5 is sleeved with a fixed block 7 which is rotatably connected with the movable tube, the fixed block 7 is fixedly connected with a connecting rod 8, an inclined rod 3 is fixedly connected in the mixing box 1, the upper end of the inclined rod 3 is hinged with the upper end of the connecting rod 8, the lower end of the connecting rod 8 is rotatably connected with a worm wheel 11, the worm wheel 11 is coaxially hinged with a connecting rod 10, the other end of the connecting rod 10 is hinged with a driving rod 9, the driving rod 9 is hinged with the lower end of the inclined rod 3, the movable tube 5 is sleeved with a worm 6 which is fixedly connected with the movable tube 5, and the worm 6 is meshed with the worm wheel 11; specifically, the motor 28 works to drive the first gear 29, the second gear 30, the movable tube 5 and the worm 6 to rotate, the worm 6 rotates to drive the worm wheel 11 to rotate, the worm wheel 11 rotates to drive the connecting rod 10 and the driving rod 9 to rotate, the movable tube 5 can swing left and right under the action of the connecting rod 10 and the driving rod 9, the movable tube 5 swings left and right while swinging, and the stirring blade 15 swings left and right when rotating, so that the solution can be effectively mixed.
The bottom of the movable pipe 5 is fixedly connected with a connecting block 14, a plurality of stirring blades 15 are fixedly connected to the connecting block 14, a stirring pipe 12 communicated with the movable pipe 5 is installed on the movable pipe 5, a backflow-preventing one-way valve 13 is installed on the stirring pipe 12, and the backflow-preventing one-way valve 13 is arranged close to the pipe orifice of the stirring pipe 12 to prevent liquid from flowing backwards to the stirring pipe 12; wherein, the backflow-preventing one-way valve 13 allows the liquid or air in the stirring pipe 12 to flow out and can not flow in; the stirring pipe 12 follows the movable pipe 5 and rotates, can mix the raw materials, simultaneously, can carry alcohol to the inside mixture of raw materials, very big improvement mixing efficiency.
The movable tube 5 is provided with a mounting plate 27 which is rotatably connected with the movable tube 5, the mounting plate 27 is provided with a driving mechanism which drives the movable tube 5 to rotate, the driving mechanism comprises a motor 28 which is arranged on the mounting plate 27, the output end of the motor 28 is fixedly connected with a first gear 29, the movable tube 5 is sleeved with a second gear 30 which is fixedly connected with the movable tube, and the first gear 29 is meshed with the second gear 30; the gear ratios of the first gear 29 and the second gear 30 may be selected according to the actual situation.
Install pumping mechanism on mixing box 1, it is concrete, the swing of movable tube 5 drives quarter butt 25, piston rod 24, the piston 21 removes about, when piston 21 moves rightwards, can enter into piston cylinder 19 through second connecting pipe 17 with the alcohol in the feed tank 18, when piston 21 moves leftwards, can pass through first connecting pipe 16 with alcohol, rotary joint 31 carries to the movable tube 5 in, finally, carry to mixed solution through stirred tube 12 in, and in the heliciform carried mixed solution when alcohol is the swing, can the efficient mix with mixed solution, improve the quality and the efficiency of mixing.
The pumping mechanism comprises a piston cylinder 19 fixed on the mixing box 1, a piston 21 is connected in the piston cylinder 19 in a sliding manner, a piston rod 24 is hinged on the piston 21, the other end of the piston rod 24 is hinged with a short rod 25, a bearing 26 fixedly connected with the movable tube 5 is sleeved on the movable tube 5, the short rod 25 is hinged with the outer ring of the bearing 26, a first connecting tube 16 and a second connecting tube 17 are installed on the piston cylinder 19, the first connecting tube 16 is rotatably connected with the upper end of the movable tube 5, a rotary joint 31 is installed on the movable tube 5, and the first connecting tube 16 is fixedly connected with the upper end of the rotary joint 31; a first check valve 33 is installed on the first connection pipe 16, and the first check valve 33 allows only the piston cylinder 19 to flow to the first connection pipe 16; the second connecting pipe 17 is provided with a second check valve 34, the lower end of one side of the mixing tank 1 is provided with a feed tank 18, the feed tank 18 is communicated with the second connecting pipe 17, and the second check valve 34 only allows the second connecting pipe 17 to flow to the piston cylinder 19.
The mounting plate 27 is fixedly connected with a guide rod 20, the guide rod 20 is vertically provided with a guide groove 32 in a penetrating manner, and the first connecting pipe 16 is arranged in the guide groove 32 in a penetrating manner; treatment equipment 4 is installed on one side of mixing box 1, and mixing box 1 is linked together through conveyer pipe 23 and treatment equipment 4, installs the valve on the conveyer pipe 23.
When the device is used, phenolic resin and hexamethylenetetramine are added into the mixing box 1, alcohol is stored in the feeding box 18, then the motor 28 is started, the motor 28 works to drive the first gear 29, the second gear 30, the movable pipe 5 and the worm 6 to rotate, the worm 6 rotates to drive the worm wheel 11 to rotate, the worm wheel 11 rotates to drive the connecting rod 10 and the driving rod 9 to rotate, the movable pipe 5 can swing left and right under the action of the connecting rod 10 and the driving rod 9, the movable pipe 5 rotates while swinging left and right, and the stirring blade 15 swings left and right when rotating, so that the solution can be effectively mixed;
the movable tube 5 swings left and right and drives the mounting plate 27 to swing left and right at the same time, and the mounting plate 27 and the motor 28 can be ensured to stably swing under the action of the guide rod 20;
the movable tube 5 swings to drive the short rod 25, the piston rod 24 and the piston 21 to move left and right, when the piston 21 moves right, alcohol in the feeding box 18 can enter the piston cylinder 19 through the second connecting tube 17, when the piston 21 moves left, the alcohol can be conveyed into the movable tube 5 through the first connecting tube 16 and the rotary joint 31, and finally conveyed into mixed solution through the stirring tube 12, and the alcohol is conveyed into the mixed solution in a spiral shape when swinging, so that the alcohol can be efficiently mixed with the mixed solution, and the quality and the efficiency of mixing are improved;
then adding Si3N4 particles, TiCN-Si3N4 particles, SiC particles, silicon nitride powder and calcium oxide powder into the mixing box 1 through the feeding pipe 22, and continuing to work by the motor 28, so that the raw materials can be effectively mixed;
after the alcohol in the feed tank 18 is used up, air can be introduced into the mixed solution, or the solution can be mixed;
after mixing, the mixed solution can be conveyed into a treatment device 4 through a conveying pipe 23, the mixed raw material is dried through the treatment device 4, then the dried raw material is compacted, and then the compacted raw material is dried again to obtain the refractory material; within the treatment device 4 are corresponding devices, such as a drying device, which may be a dryer, a compacting device, which may be a hydraulic compacting device.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The special heat-insulating refractory material is characterized by comprising the following raw materials in parts by weight: 28 parts of Si3N4 particles, 28 parts of TiCN-Si3N4 particles, 28 parts of SiC particles, 6 parts of phenolic resin, 3.5 parts of alcohol, 0.5 part of hexamethylenetetramine, 4 parts of silicon nitride powder and 2 parts of calcium oxide powder.
2. The utility model provides a special heat preservation refractory material's processing equipment, includes mixing box (1), its characterized in that, the upper end of mixing box (1) is run through and is equipped with cross slot (2), be equipped with rather than counterbalance its gliding movable tube (5) in cross slot (2), the cover is equipped with rather than rotating the fixed block (7) of being connected on movable tube (5), fixedly connected with connecting rod (8) on fixed block (7), fixedly connected with down tube (3) in mixing box (1), the upper end of down tube (3) is connected with the upper end of connecting rod (8) is articulated, the lower extreme of connecting rod (8) is rotated and is connected with worm wheel (11), coaxial articulated connecting rod (10) is connected with on worm wheel (11), the other end of connecting rod (10) is articulated to be connected with actuating lever (9), actuating lever (9) are connected with the lower extreme of down tube (3) is articulated, the cover is equipped with worm (6) rather than fixed connection on movable tube (5), worm (6) mesh with worm wheel (11) mutually, the bottom fixedly connected with connecting block (14) of movable tube (5), a plurality of stirring leaves (15) of fixedly connected with are gone up in connecting block (14), install on movable tube (5) and manage (12) rather than the intercommunication, install on movable tube (5) and rotate mounting panel (27) of being connected rather than, install drive movable tube (5) pivoted actuating mechanism on mounting panel (27), install pumping mechanism on mixing box (1), treatment facility (4) are installed to one side of mixing box (1), mixing box (1) is linked together through conveyer pipe (23) and treatment facility (4), install the valve on conveyer pipe (23).
3. The processing equipment for the special heat-insulating refractory material as claimed in claim 2, wherein a feeding pipe (22) is installed at the upper end of one side of the mixing box (1), and a sealing baffle is installed on the feeding pipe (22).
4. The processing equipment for the special heat-insulating refractory material as claimed in claim 2, wherein the stirring pipe (12) is provided with a backflow-preventing one-way valve (13), and the backflow-preventing one-way valve (13) is arranged close to the pipe orifice of the stirring pipe (12).
5. The processing equipment for the special heat-insulating refractory material as claimed in claim 2, wherein the driving mechanism comprises a motor (28) mounted on a mounting plate (27), a first gear (29) is fixedly connected to an output end of the motor (28), a second gear (30) fixedly connected with the movable tube (5) is sleeved on the movable tube, and the first gear (29) is meshed with the second gear (30).
6. The processing equipment for the special heat-insulating refractory material according to claim 2, wherein the pumping mechanism comprises a piston cylinder (19) fixed on the mixing box (1), a piston (21) is slidably connected in the piston cylinder (19), a piston rod (24) is hinged on the piston (21), a short rod (25) is hinged on the other end of the piston rod (24), a bearing (26) fixedly connected with the movable pipe (5) is sleeved on the movable pipe (5), the short rod (25) is hinged with an outer ring of the bearing (26), a first connecting pipe (16) and a second connecting pipe (17) are installed on the piston cylinder (19), the first connecting pipe (16) is rotatably connected with the upper end of the movable pipe (5), a first one-way valve (33) is installed on the first connecting pipe (16), a second one-way valve (34) is installed on the second connecting pipe (17), a feeding box (18) is installed at the lower end of one side of the mixing box (1), and the feeding box (18) is communicated with a second connecting pipe (17).
7. The processing equipment for the special heat-insulating refractory material as claimed in claim 6, wherein the movable pipe (5) is provided with a rotary joint (31), and the first connecting pipe (16) is fixedly connected with the upper end of the rotary joint (31).
8. The processing equipment for the special heat-insulating refractory material as claimed in claim 6, wherein a guide rod (20) is fixedly connected to the mounting plate (27), a guide groove (32) is formed in the guide rod (20) in a vertically penetrating manner, and the first connecting pipe (16) is arranged in the guide groove (32) in a penetrating manner.
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| CN202111084222.2A CN113698214A (en) | 2021-09-16 | 2021-09-16 | Special heat-insulating refractory material and processing equipment thereof |
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| CN202111084222.2A CN113698214A (en) | 2021-09-16 | 2021-09-16 | Special heat-insulating refractory material and processing equipment thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114307779A (en) * | 2022-02-17 | 2022-04-12 | 武红波 | Mixing arrangement for BIM green building |
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| CN112337337A (en) * | 2020-10-27 | 2021-02-09 | 汤财镒 | Agitating unit for construction with adjustable |
| CN112956320A (en) * | 2021-01-29 | 2021-06-15 | 南京爱默升能源技术有限公司 | Plant growth monitoring device for agricultural internet of things |
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| CN114307779A (en) * | 2022-02-17 | 2022-04-12 | 武红波 | Mixing arrangement for BIM green building |
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