CN208440279U - A kind of process units of super clean, high purified hydrofluoric acid - Google Patents
A kind of process units of super clean, high purified hydrofluoric acid Download PDFInfo
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- CN208440279U CN208440279U CN201821026037.1U CN201821026037U CN208440279U CN 208440279 U CN208440279 U CN 208440279U CN 201821026037 U CN201821026037 U CN 201821026037U CN 208440279 U CN208440279 U CN 208440279U
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- cooler bin
- water
- side wall
- fixed
- hydrofluoric acid
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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Abstract
The utility model discloses a kind of process units of super clean, high purified hydrofluoric acid, belong to chemical production device technology.A kind of process units of super clean, high purified hydrofluoric acid, the cooling tube including the setting of hydrogen fluoride gas tank, preheating cabinet, rectifying device, distiller, impurity collecting box, mixing tank, cooler bin, microstrainer, finished product box and detour;Preheating cabinet includes gas tank and water pot;The connection of the upper end of first rotary joint and cooling tube;The lower end of cooling tube is connected with the second rotary joint;Cooling tube is arranged with belt wheel;First motor is flexibly connected by belt with belt wheel;It further include circulation heat conduction pipe and first circulation water pipe.The utility model carries out cooling to the hydrofluoric acid after reaction and using water as medium progress thermal energy recycling by the way that cooler bin, water pot, first motor, circulation heat conduction pipe and first circulation water pipe is arranged in cabinet, thermal energy after the recovery is used for the preheating to clean to hydrogen fluoride gas, reaches energy conservation and fast cooling effect.
Description
Technical field
The utility model relates to chemical production device technical field, more particularly to a kind of super clean, high purified hydrofluoric acid
Process units.
Background technique
The binary compound that hydrogen fluoride is made of fluorine element and protium.It is the gas of colourless irritant smell.
Hydrogen fluoride is a kind of Weak monoacid.Hydrogen fluoride and its aqueous solution are toxic, are easy to make bone, deformity teeth, and hydrofluoric acid can be with
Through skin by mucous membrane, respiratory tract and gastrointestinal tract, after poisoning should emergency processing immediately, and send to medical treatment.Hydrogen fluoride is easily
Volatilization, is placed in air and emits white haze, and extreme heat emission forms hydrofluoric acid when being dissolved in water.
At present prepare both at home and abroad high-pure hydrofluoric acid common purification technique have rectifying, distillation, sub-boiling distillation, vacuum distillation,
Technologies, these purification techniques such as gas absorption respectively have characteristic, have his own strong points.As to be only used for preparation amount few for sub-boiling distillation technology
Product, gas absorption techniques can be used for producing on a large scale.
Hydrogen fluoride is directly entered rectifying tower reactor in the prior art, needs largely energy consumption and long-time heating.Existing market
The process units of upper hydrogen fluoride lacks recycling thermal energy, to waste mass energy and production efficiency is low.
Utility model content
In order to overcome the drawbacks of the prior art, the technical problem to be solved by the utility model is to propose a kind of ultra-clean height
The process units of pure hydrofluoric acid;The device can recycle thermal energy, and high production efficiency.
For this purpose, the utility model uses following technical scheme:
The utility model provides a kind of process units of super clean, high purified hydrofluoric acid, including hydrogen fluoride gas tank, preheating cabinet,
For removing the rectifying device of high-boiling-point impurity, the distiller for removing low boiling impurity, for collecting low boiling impurity
Impurity collecting box, mixing tank, cooler bin, microstrainer, finished product box and the cooling tube of detour setting;
The preheating cabinet includes gas tank and water pot;
The water pot is sheathed on the gas tank lateral wall;
The bottom of the gas tank is connected to by the first conduit with the hydrogen fluoride gas tank;
The rectifying device includes condenser, rectifying column and rectifying tower reactor;
The condenser is fixed on the top of the rectifying column, and the condenser is connected to the rectifying column;
It is connected at the top of the rectifying tower reactor with the rectifier bottoms;
The top of the gas tank is connected to by the second conduit with the left side wall of the rectifying column;
The condenser at the top of third conduit and the distiller by being connected to;
The bottom of the distiller is connected to by the 4th conduit with the impurity collecting box;
The left side wall of the distiller is connected to by the 5th conduit with the top of the mixing tank;
The cooler bin inner roof wall is fixed with the first rotary joint;
First rotary joint is connected to by the 6th conduit with the mixing tank bottom;
The first control valve is connected between the mixing tank and first rotary joint, and first control valve is fixed
On the 6th conduit;
The mixing tank right side wall is fixed with acid densimeter;
First rotary joint is connect with the upper end of the cooling tube;
The lower end of the cooling tube extends to the lower section of the cooler bin, and the cooling tube through the cooler bin bottom
Lower end be connected with the second rotary joint;
Second rotary joint is connected to by the 7th conduit with the input terminal of the microstrainer;
The cooling tube is arranged with belt wheel;
The belt wheel is located between cooler bin and second rotary joint;
The cooler bin right side wall is fixed with first motor;
The power output shaft of the first motor is flexibly connected by belt with the belt wheel;
The microstrainer is fixed at the top of the finished product box, and the output end of the microstrainer is connected to the finished product box;
Flowmeter is connected between the microstrainer and second rotary joint, and the flowmeter is fixed on described
On seven conduits;
Filter membrane is fixed in the microstrainer;
It further include circulation heat conduction pipe and first circulation water pipe;
One end of the circulation heat conduction pipe is connected to the left side wall of the cooler bin;
The other end of the circulation heat conduction pipe is connected to the left side wall of water pot;
Water circulating pump and the second control valve are connected on the circulation heat conduction pipe;
It is connected to by the first circulation water pipe with the right side wall of the cooler bin at the top of the water pot;
The cooler bin right side wall is offered into water port, and the water inlet port protrudes from the cooler bin right side wall.
Optionally, the water pot lateral wall is fixed with insulating layer.
Optionally, further include rabbling mechanism for improving the molten water efficiency of hydrogen fluoride gas;
The rabbling mechanism includes the second motor, rotary shaft and the blade in the mixing tank;
The rotary shaft runs through the mixing tank vertically, and the rotary shaft be located at one end outside the mixing tank with it is described
The power output end of second motor is fixedly connected;
One end that the rotary shaft is located in the mixing tank is fixedly connected with the blade.
Optionally, the right side wall of the water pot is connected to by second circulation water pipe with the left side wall of the mixing tank;
The second circulation water pipe runs through the insulating layer;
Third control valve is fixed on the second circulation water pipe.
It optionally, further include filter screen;
The filter screen is filled in the water inlet port.
Optionally, the water pot bottom is fixed with temperature sensor.
Optionally, the cooler bin bottom interior wall is fixed with sealing ring;
The sealing ring is set on the cooling tube.
The utility model has the following beneficial effects:
The utility model is by being arranged cooler bin, water pot, first motor, circulation heat conduction pipe and first circulation water in cabinet
Pipe carries out cooling and carries out thermal energy recycling, heat after the recovery by thermaltransmission mode using water as medium to the hydrofluoric acid after reaction
It can be used for the preheating to clean to hydrogen fluoride gas, reach energy conservation and fast cooling effect, to improve production efficiency.
Detailed description of the invention
Fig. 1 is that a kind of structure of the process units for super clean, high purified hydrofluoric acid that specific embodiment of the present invention provides is shown
It is intended to;
Fig. 2 is the vertical view figure structure schematic representation for the preheating cabinet that specific embodiment of the present invention provides.
In figure:
1, hydrogen fluoride gas tank;2, preheating cabinet;21, gas tank;22, water pot;221, insulating layer;3, rectifying device;31, it condenses
Device;32, rectifying column;33, rectifying tower reactor;4, distiller;5, impurity collecting box;6, mixing tank;61, acid densimeter;7, cooler bin;
71, cooling tube;72, first motor;73, belt;74, belt wheel;8, microstrainer;81, flowmeter;82, filter membrane;9, finished product box;
10, the first conduit;101, the second conduit;102, third conduit;103, the 4th conduit;104, the 5th conduit;105, it the 6th leads
Pipe;106, the 7th conduit;11, the first rotary joint;12, the first control valve;121, the second control valve;122, third control valve;
13, the second rotary joint;14, circulation heat conduction pipe;141, water circulating pump;15, first circulation water pipe;151, intake port;152,
Filter screen;16, rabbling mechanism;161, the second motor;162, rotary shaft;163, blade;17, second circulation water pipe;18, temperature
Sensor;19, sealing ring.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
The structure for showing to Fig. 1 exemplary a kind of process units of super clean, high purified hydrofluoric acid provided by the utility model is shown
It is intended to;Show to Fig. 2 exemplary the vertical view figure structure schematic representation of preheating cabinet provided by the utility model.Such as Fig. 1 and Fig. 2 institute
Show, a kind of process units of super clean, high purified hydrofluoric acid, including hydrogen fluoride gas tank 1, preheating cabinet 2, for removing high-boiling-point impurity
Rectifying device 3, the distiller 4 for removing low boiling impurity, the impurity collecting box 5 for collecting low boiling impurity, mixing
Case 6, cooler bin 7, microstrainer 8, finished product box 9 and the cooling tube 71 of detour setting;Preheating cabinet 2 includes gas tank 21 and water pot
22;Water pot 22 is sheathed on 21 lateral wall of gas tank;The bottom of gas tank 21 is connected to by the first conduit 10 with hydrogen fluoride gas tank 1;Essence
Evaporating equipment 3 includes condenser 31, rectifying column 32 and rectifying tower reactor 33;Condenser 31 is fixed on the top of rectifying column 32, and cold
Condenser 31 is connected to rectifying column 32;33 top of rectifying tower reactor is connected to 32 bottom of rectifying column;It is led by second at the top of gas tank 21
Pipe 101 is connected to the left side wall of rectifying column 32;Condenser 31 at the top of third conduit 102 and distiller 4 by being connected to;Distiller 4
Bottom be connected to impurity collecting box 5 by the 4th conduit 103;The left side wall of distiller 4 by the 5th conduit 104 with mix
The top of case 6 is connected to;7 inner roof wall of cooler bin is fixed with the first rotary joint 11;First rotary joint 11 passes through the 6th conduit 105
It is connected to 6 bottom of mixing tank;The first control valve 12, and the first control valve are connected between mixing tank 6 and the first rotary joint 11
12 are fixed on the 6th conduit 105;6 right side wall of mixing tank is fixed with acid densimeter 61;First rotary joint 11 and cooling tube 71
Upper end connection;The lower end of cooling tube 71 extends to the lower section of cooler bin 7, and the lower end of cooling tube 71 through 7 bottom of cooler bin
It is connected with the second rotary joint 13;Second rotary joint 13 is connected to by the 7th conduit 106 with the input terminal of microstrainer 8;It is cooling
Pipe 71 is arranged with belt wheel 74;Belt wheel 74 is located between cooler bin 7 and the second rotary joint 13;7 right side wall of cooler bin is fixed with
One motor 72;The power output shaft of first motor 72 is flexibly connected by belt 73 with belt wheel 74;Microstrainer 8 is fixed on finished product box
9 tops, and the output end of microstrainer 8 is connected to finished product box 9;Flowmeter is connected between microstrainer 8 and the second rotary joint 13
81, and flowmeter 81 is fixed on the 7th conduit 106;Filter membrane 82 is fixed in microstrainer 8;Further include circulation heat conduction pipe 14 and
First circulation water pipe 15;One end of circulation heat conduction pipe 14 is connected to the left side wall of cooler bin 7;The other end of circulation heat conduction pipe 14 with
The left side wall of water pot 22 is connected to;Water circulating pump 141 and the second control valve 121 are connected on circulation heat conduction pipe 14;Water pot 22 pushes up
Portion is connected to by first circulation water pipe 15 with the right side wall of cooler bin 7;7 right side wall of cooler bin is offered into water port 151, and into
Water end (W.E.) mouth 151 protrudes from 7 right side wall of cooler bin.
Hydrogen fluoride gas in hydrogen fluoride gas tank 1 is entered pre- in the gas tank 21 in preheating cabinet 2 by the first conduit 10
Heat, the water after heat is exchanged by cooling tube 71 is sent to the hydrogen fluoride gas in the gas tank 21 of 22 pairs of insides of water pot and preheats, after preheating
Hydrogen fluoride gas be transmitted in rectifying column 3, condenser 4 makes the impurity higher than hydrogen fluoride boiling point send back to rectifying tower reactor 33, passes through
The hydrogen fluoride after high-boiling-point impurity of going out leads into distiller 4, and distiller 4 carries out low boiling point removal of impurities processing in a manner of being evaporated under reduced pressure,
Impurity is led at impurity collecting box 5, is led at mixing tank 6 after the hydrogen fluoride gas purified by the 5th conduit 104.Purifying
Hydrogen fluoride afterwards is reacted in mixing tank 6 with the water being passed through, and hydrogen fluoride is reacted with water generates heat, the hydrogen fluorine generated after reaction
Acid need to be sent to progress cooling treatment at cooler bin 7.First motor 72 drives cooling tube 71 to rotate by belt 73 and belt wheel 74,
The cooling tube 71 of detour setting can increase with the hydrothermal exchange area in cooler bin 7, to improve cooling efficiency, and be arranged first
Rotary joint 11 and the second rotary joint 13 provide rotatable condition for cooling tube, to drive the flowing of water, further mention
The heat exchange coefficient of hydrofluoric acid and water in high cooling tube 71.Hydrofluoric acid after cooling again through the further filtering of microstrainer 8 at
Reason is sent to finished product box 9.At this point, the water in cooler bin 7 after heat exchange has certain heat, water circulating pump 141 provides power will
Water with heat is transmitted to water pot 22 by circulation heat conduction pipe 14, and the water with heat can carry out gas tank 21 pre- in water pot 22
Heat, to realize recycling and the effect using heat.The detectable flow by hydrofluoric acid of flowmeter 81, acid densimeter 61
Test side extends in mixing tank, and acid densimeter 61 can detect the concentration of hydrofluoric acid in mixing tank 6, so that controllable product is dense
Degree.Acid densimeter 61 can choose the acid densimeter 61 of SJG-3083 type, which has measurement performance high and environment
Adaptable feature.
Optionally, 22 lateral wall of water pot is fixed with insulating layer 221.Setting insulating layer 221 can be handled 22 inside holding of water pot,
Reduce heat losses.221 material of insulating layer can be made of materials such as polyurethane foam plastics, and polyurethane foam plastics has heat preservation
And the characteristics of waterproof.Do not have specified otherwise such as, the fixation is the type of attachment of welding.
Optionally, further include rabbling mechanism 16 for improving the molten water efficiency of hydrogen fluoride gas;Rabbling mechanism 16 includes the
Two motors 161, rotary shaft 162 and the blade 163 in mixing tank 6;Rotary shaft 162 runs through mixing tank 6 vertically, and rotates
Axis 162 is located at one end outside mixing tank 6 and is fixedly connected with the power output end of the second motor 161;Rotary shaft 162 is located at mixing tank
One end in 6 is fixedly connected with blade 163.Setting rabbling mechanism 16 effectively improves the molten water efficiency of hydrogen fluoride gas, to improve
Produce the efficiency of hydrofluoric acid.The power output end of second motor 161 drives the rotary shaft 162 for being fixed with blade 163 to rotate, and drives
The flowing of water and hydrofluoric acid in mixing tank 6, to improve the efficiency of production hydrofluoric acid.
Optionally, the right side wall of water pot 22 is connected to by second circulation water pipe 17 with the left side wall of mixing tank 6;Second circulation
Water pipe 17 runs through insulating layer 221;Third control valve 122 is fixed on second circulation water pipe 17.Second circulation water pipe 17 is arranged can
Mixing tank 6 and hydrogen fluoride reaction are passed through using the water in water pot 22.
It optionally, further include filter screen 152;Filter screen 152 is filled in into water port 151.Filter screen 152 is arranged can be right
It is passed through the water filtering of cooler bin 7, avoids impurity from blocking and mixing tank can be passed through for the water in cooler bin 7 and is mentioned with hydrogen fluoride reaction
For the condition of pure water, avoid bringing impurity into.
Optionally, 22 bottom of water pot is fixed with temperature sensor 18.The test side of temperature sensor 22 extends to water pot 22
Interior, setting temperature sensor 18 may know that the temperature of water in water pot 22, so as to according to the flowing of water in temperature controlled water tank 22
Situation.
Optionally, 7 bottom interior wall of cooler bin is fixed with sealing ring 19;Sealing ring 19 is set on cooling tube 71.It is arranged close
Seal 19 avoids making under 71 rotation situation of cooling tube the water in cooler bin 7 from leaking.
The utility model is described with reference to the preferred embodiments, and those skilled in the art know, is not departing from this reality
In the case where with novel spirit and scope, various changes or equivalence replacement can be carried out to these features and embodiment.This reality
It is not limited to the particular embodiment disclosed with novel, other embodiments fallen into claims hereof all belong to
In the range of the utility model protection.
Claims (7)
1. a kind of process units of super clean, high purified hydrofluoric acid, it is characterised in that:
Including hydrogen fluoride gas tank (1), preheating cabinet (2), the rectifying device (3) for removing high-boiling-point impurity, low for removing
It is the distiller (4) of boiling contaminants, the impurity collecting box (5) for collecting low boiling impurity, mixing tank (6), cooler bin (7), micro-
The cooling tube (71) of filter (8), finished product box (9) and detour setting;
The preheating cabinet (2) includes gas tank (21) and water pot (22);
The water pot (22) is sheathed on the gas tank (21) lateral wall;
The bottom of the gas tank (21) is connected to by the first conduit (10) with the hydrogen fluoride gas tank (1);
The rectifying device (3) includes condenser (31), rectifying column (32) and rectifying tower reactor (33);
The condenser (31) is fixed on the top of the rectifying column (32), and the condenser (31) and the rectifying column (32)
Connection;
It is connected at the top of the rectifying tower reactor (33) with the rectifying column (32) bottom;
The top of the gas tank (21) is connected to by the second conduit (101) with the left side wall of the rectifying column (32);
The condenser (31) at the top of third conduit (102) and the distiller (4) by being connected to;
The bottom of the distiller (4) is connected to by the 4th conduit (103) with the impurity collecting box (5);
The left side wall of the distiller (4) is connected to by the 5th conduit (104) with the top of the mixing tank (6);
Cooler bin (7) inner roof wall is fixed with the first rotary joint (11);
First rotary joint (11) is connected to by the 6th conduit (105) with the mixing tank (6) bottom;
It is connected with the first control valve (12) between the mixing tank (6) and first rotary joint (11), and first control
Valve (12) processed is fixed on the 6th conduit (105);
Mixing tank (6) right side wall is fixed with acid densimeter (61);
First rotary joint (11) connect with the upper end of the cooling tube (71);
The lower end of the cooling tube (71) extends to the lower section of the cooler bin (7) through the cooler bin (7) bottom, and described
The lower end of cooling tube (71) is connected with the second rotary joint (13);
Second rotary joint (13) is connected to by the 7th conduit (106) with the input terminal of the microstrainer (8);
The cooling tube (71) is arranged with belt wheel (74);
The belt wheel (74) is located between cooler bin (7) and second rotary joint (13);
Cooler bin (7) right side wall is fixed with first motor (72);
The power output shaft of the first motor (72) is flexibly connected by belt (73) with the belt wheel (74);
The microstrainer (8) is fixed at the top of the finished product box (9), and the output end of the microstrainer (8) and the finished product box
(9) it is connected to;
It is connected with flowmeter (81) between the microstrainer (8) and second rotary joint (13), and the flowmeter (81)
It is fixed on the 7th conduit (106);
Filter membrane (82) are fixed in the microstrainer (8);
It further include circulation heat conduction pipe (14) and first circulation water pipe (15);
One end of the circulation heat conduction pipe (14) is connected to the left side wall of the cooler bin (7);
The other end of the circulation heat conduction pipe (14) is connected to the left side wall of water pot (22);
Water circulating pump (141) and the second control valve (121) are connected on the circulation heat conduction pipe (14);
It is connected to by the first circulation water pipe (15) with the right side wall of the cooler bin (7) at the top of the water pot (22);
Cooler bin (7) right side wall is offered into water port (151), and the water inlet port (151) protrudes from the cooling
Case (7) right side wall.
2. a kind of process units of super clean, high purified hydrofluoric acid as described in claim 1, it is characterised in that:
Water pot (22) lateral wall is fixed with insulating layer (221).
3. a kind of process units of super clean, high purified hydrofluoric acid as described in claim 1, it is characterised in that:
It further include the rabbling mechanism (16) for improving the molten water efficiency of hydrogen fluoride gas;
The rabbling mechanism (16) includes the second motor (161), rotary shaft (162) and the leaf being located in the mixing tank (6)
Piece (163);
The rotary shaft (162) runs through the mixing tank (6) vertically, and the rotary shaft (162) is located at the mixing tank (6) outside
One end be fixedly connected with the power output end of second motor (161);
One end that the rotary shaft (162) is located in the mixing tank (6) is fixedly connected with the blade (163).
4. a kind of process units of super clean, high purified hydrofluoric acid as claimed in claim 2, it is characterised in that:
The right side wall of the water pot (22) is connected to by second circulation water pipe (17) with the left side wall of the mixing tank (6);
The second circulation water pipe (17) runs through the insulating layer (221);
Third control valve (122) are fixed on the second circulation water pipe (17).
5. a kind of process units of super clean, high purified hydrofluoric acid as described in claim 1, it is characterised in that:
It further include filter screen (152);
The filter screen (152) is filled in the water inlet port (151).
6. a kind of process units of super clean, high purified hydrofluoric acid as described in claim 1, it is characterised in that:
Water pot (22) bottom is fixed with temperature sensor (18).
7. a kind of process units of super clean, high purified hydrofluoric acid as described in claim 1, it is characterised in that:
Cooler bin (7) bottom interior wall is fixed with sealing ring (19);
The sealing ring (19) is set on the cooling tube (71).
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CN201821026037.1U CN208440279U (en) | 2018-06-29 | 2018-06-29 | A kind of process units of super clean, high purified hydrofluoric acid |
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CN201821026037.1U CN208440279U (en) | 2018-06-29 | 2018-06-29 | A kind of process units of super clean, high purified hydrofluoric acid |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI717295B (en) * | 2020-06-24 | 2021-01-21 | 陳義平 | Electronic grade hydrofluoric acid manufacturing system and method for manufacturing electronic grade hydrofluoric acid using the system |
WO2022127018A1 (en) * | 2020-12-16 | 2022-06-23 | 浙江天采云集科技股份有限公司 | Ftrpsa separation and purification method for refinement of electronic-grade hf from industrial-grade high-concentration hf |
-
2018
- 2018-06-29 CN CN201821026037.1U patent/CN208440279U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI717295B (en) * | 2020-06-24 | 2021-01-21 | 陳義平 | Electronic grade hydrofluoric acid manufacturing system and method for manufacturing electronic grade hydrofluoric acid using the system |
WO2022127018A1 (en) * | 2020-12-16 | 2022-06-23 | 浙江天采云集科技股份有限公司 | Ftrpsa separation and purification method for refinement of electronic-grade hf from industrial-grade high-concentration hf |
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