CN212701472U - Medicine dissolving device for pharmaceutical research - Google Patents
Medicine dissolving device for pharmaceutical research Download PDFInfo
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- CN212701472U CN212701472U CN202021217741.2U CN202021217741U CN212701472U CN 212701472 U CN212701472 U CN 212701472U CN 202021217741 U CN202021217741 U CN 202021217741U CN 212701472 U CN212701472 U CN 212701472U
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Abstract
The utility model relates to a medicine dissolving device for pharmaceutical research, which comprises a base, a dissolving tank and a cover plate, wherein the base comprises a supporting seat and a hot bath seat, the dissolving tank is arranged in the middle of the hot bath seat, and a hot bath cavity is arranged in the hot bath seat; a first stirring shaft, a second stirring shaft, a driving bevel gear and a driven bevel gear are arranged in the dissolving tank, the first stirring shaft is arranged in the dissolving tank, the second stirring shaft is horizontally and rotatably arranged on the dissolving tank, the driving bevel gear is arranged at the lower part of the first stirring shaft, the driven bevel gear is arranged at the middle part of the second stirring shaft, and the driving bevel gear is in meshed connection with the driven bevel gear; a driving motor is arranged in the middle of the upper end of the cover plate and is in transmission connection with the first stirring shaft, a feeding box and a liquid inlet box are also arranged on the cover plate, and the bottoms of the feeding box and the liquid inlet box penetrate through the cover plate and extend into the dissolving tank; the outer side of the supporting seat is provided with a control panel. The utility model discloses have and improve the medicine solubility, guarantee that the medicine thoroughly dissolves, improve experiment operating efficiency, beneficial effect such as labour saving and time saving.
Description
Technical Field
The utility model relates to a dissolving device especially relates to a pharmacy research is with medicine dissolving device, belongs to medical instrument technical field.
Background
Pharmacy, the healthcare industry linking health sciences and chemical sciences, bears the responsibility of ensuring safe and effective use of drugs. Pharmacy mainly researches sources, processing, properties, effects, analysis, identification, blending, production, storage and search (including synthesis) of new medicines and the like of medicines, and aims to continuously provide more effective medicines, improve the quality of the medicines, ensure the medication safety and treat or cure diseases in a mode of minimizing harm and maximizing benefit for patients. The development of pharmacy is greatly promoted along with the rise of chemistry, physics, biology, anatomy and physiology, the main mark is that the science is divided into more and more detailed, particularly, since the 20 th century, the early-stage medicine without division is developed into an independent science successively due to the development of science and technology, so that the medicine is separated, and the medicine and other disciplines are mutually permeated into a new marginal science, particularly, the establishment of receptor theory and genetic engineering, and a new leap is generated for the development of the pharmaceutical industry.
In the experiment of drug research analysis, no matter the detection of finished product medicine or the detection of bulk drug, it is the necessary process to dissolve to the medicine, the dissolution technique that adopts at present adopts the method that the experimenter shakes by hand to dissolve mostly, then still need stir the preparation that dissolves, promote the dissolution of preparation, but to the liquid medicine that needs long-time stirring for some, easily cause the fatigue of experimenter, influence the going on of dissolving, and manual operation has the problem that the medicine dissolves incompletely, influence experimental operation, the preparation can not heat in addition, the experimental time has been wasted, work efficiency has been reduced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses mainly be to the above-mentioned problem that exists among the current medicine dissolving process, provide a medicine dissolving device for pharmaceutical research, the device can heat the preparation, and the preparation temperature improves and then can improve the solubility of medicine, and stirring vane can carry out intensive mixing to the preparation in the dissolving tank, can guarantee that the medicine thoroughly dissolves, improves experiment operating efficiency, labour saving and time saving.
The purpose of the utility model is mainly realized by the following scheme:
a drug dissolving device for pharmaceutical research comprises a base, a dissolving tank arranged on the base and a cover plate arranged at the top of the dissolving tank, wherein the base comprises a supporting seat and a hot bath seat fixedly arranged on the supporting seat, the dissolving tank is embedded in the middle of the hot bath seat, and a hot bath cavity is arranged in the hot bath seat; the dissolving tank is internally provided with a first stirring shaft, a second stirring shaft, a driving bevel gear and a driven bevel gear, the first stirring shaft is vertically arranged in the dissolving tank, the bottom end of the first stirring shaft is rotationally connected with a fixing frame welded to the bottom end of the inner wall of the dissolving tank, the second stirring shaft is horizontally and rotationally arranged on the inner wall of the dissolving tank and is positioned at the lower part in the dissolving tank, the driving bevel gear is sleeved on the lower part of the first stirring shaft, the driven bevel gear is sleeved on the middle part of the second stirring shaft, the driving bevel gear is in meshed connection with the driven bevel gear, and stirring blades are further arranged on the first stirring shaft and the second stirring shaft; the middle part of the upper end of the cover plate is provided with a driving motor through a bracket, the output end of the driving motor is in transmission connection with the top end of the first stirring shaft, the upper end of the cover plate is also provided with a feeding box and a liquid inlet box, the output ends of the bottoms of the feeding box and the liquid inlet box both penetrate through the cover plate and extend into the dissolving tank, and the bottom of the liquid inlet box is also provided with a first control valve; and a control panel is arranged on the outer side of the supporting seat, and the output end of the control panel is electrically connected with the input end of the driving motor.
By adopting the technical scheme, solid reagent medicine powder and liquid fall into the dissolving tank through the feeding box and the liquid inlet box, and the medicines are mixed through the stirring blades on the first stirring shaft and the second stirring shaft, so that the dissolving speed of the solid medicines is accelerated, the labor intensity of experimenters is reduced, in addition, the outer wall of the dissolving tank is provided with the hot bath cavity for the dissolving process with temperature requirement on the solid medicines, the dissolving speed of the medicines is improved, and the medicines can be fully dissolved; the area of stirring has been improved greatly to the first (mixing) shaft on the drive bevel gear drive driven bevel gear and then drive the rotation of second (mixing) shaft, and the medicine in the dissolving tank can both be flowed, has solved the difficult stirring of dissolving tank bottom, the poor problem of liquid mobility.
Preferably, a plurality of suckers are uniformly installed at the bottom end of the supporting seat.
Through adopting above-mentioned technical scheme, can install the device on the test bench and easily can slide through using the sucking disc, increased the device's practicality.
Preferably, the upper end of the hot bath seat is provided with a liquid inlet pipe, the lower end of the hot bath seat is provided with a liquid outlet pipe, the liquid outlet pipe is provided with a second control valve, and a medium used for oil bath heating or water bath heating can be added into the hot bath cavity through the liquid inlet pipe.
Through adopting above-mentioned technical scheme, the hot bath intracavity portion can add the medium that oil bath heating or water bath heating used through the feed liquor pipe, and the lower extreme of hot bath seat is equipped with the drain pipe, is convenient for according to changing heating medium.
Preferably, the upper end of the cover plate is provided with a plug port, the inner wall of the dissolving tank is provided with a thermometer sleeve, the temperature sensor is inserted into the thermometer sleeve in the dissolving tank through the plug port, and the output end of the temperature sensor is electrically connected with the input end of the control panel.
Through adopting above-mentioned technical scheme, temperature sensor is used for monitoring the temperature of dissolving tank preparation, and temperature sensor establishes at the thermometer sleeve, runs into stirring vane or dissolving tank inner wall when avoiding installing temperature sensor and leads to temperature sensor to damage.
Preferably, a spiral electric heating coil mounted along the outer wall of the dissolving tank is arranged inside the hot bath cavity, and the input end of the electric heating coil is electrically connected with the output end of the control panel.
Through adopting above-mentioned technical scheme, electric heating coil can enlarge heating area, and heating effect is good.
Preferably, a plurality of electric heating straight pipes are arranged inside the heating bath cavity, the electric heating straight pipes are uniformly distributed along the outer wall of the dissolving tank in a circumferential mode, and the input ends of the electric heating straight pipes are electrically connected with the output end of the control panel.
Through adopting above-mentioned technical scheme, even circumference distributes can guarantee that heating temperature is even at the electrical heating straight tube of dissolving tank outer wall.
Preferably, the number of the stirring blades on the first stirring shaft is 3-5, the stirring blades are equidistantly distributed on the outer wall of the first stirring shaft, the number of the stirring blades on the second stirring shaft is 4-8, the stirring blades are equidistantly distributed on the outer wall of the second stirring shaft, and a plurality of through holes are formed in the stirring blades.
Through adopting above-mentioned technical scheme, seted up a plurality of through-holes on the stirring vane, dispersion effect when improving the stirring.
Preferably, a discharge pipe communicated with the dissolving tank is arranged at the bottom of the dissolving tank, and a third control valve is arranged on the discharge pipe.
By adopting the technical scheme, after the medicine is completely dissolved, the third control valve is opened and the medicine is discharged through the discharge pipe.
Preferably, a collecting cup is arranged below the discharge pipe, the collecting cup is fixedly arranged on the supporting seat, the discharge pipe extends into the collecting cup, and the outer wall of the discharge pipe is in contact with the inner wall of the collecting cup.
Through adopting above-mentioned technical scheme, the medicine that dissolves is discharged to collecting the cup, and the outer wall of discharging pipe and the inner wall contact of collecting the cup can avoid the preparation to splash.
Preferably, the vertical section of the cover plate is C-shaped, the bottom opening of the cover plate is matched with the opening at the upper end of the dissolving tank, and the contact part of the inner wall of the cover plate and the outer wall of the dissolving tank is provided with a sealing ring.
By adopting the technical scheme, the sealing ring has a good sealing effect, and the preparation is prevented from splashing out of the dissolving tank in the stirring process.
Therefore, the utility model discloses possess following advantage:
(1) the utility model mixes the medicine through the mixing blades on the first mixing shaft and the second mixing shaft, thereby accelerating the dissolving speed of the solid medicine and reducing the labor intensity of experimenters;
(2) the utility model discloses the driven bevel gear of initiative bevel gear drive on the first (mixing) shaft rotates and then drives the rotation of second (mixing) shaft, has improved the area of stirring greatly, and the medicine in the dissolving tank can both obtain the flow, has solved the difficult stirring of dissolving tank bottom, and the liquid mobility is poor problem;
(3) the outer wall of the dissolving tank of the utility model is provided with a hot bath cavity which is used for the dissolving process with temperature requirement on solid medicine, thus improving the dissolving speed of the medicine and being capable of fully dissolving;
(4) the utility model discloses a mode of heating and stirring improves the dissolution rate of medicine to improve the efficiency of pharmaceutical analysis, labour saving and time saving.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is another schematic structural diagram of the present invention.
Illustration of the drawings: 1-base, 2-dissolving tank, 3-cover plate, 4-support base, 5-hot bath base, 6-hot bath cavity, 7-first stirring shaft, 8-second stirring shaft, 9-driving bevel gear, 10-driven bevel gear, 11-fixing frame, 12-stirring blade, 13-driving motor, 14-feeding box, 15-liquid inlet box, 16-first control valve, 17-control panel, 18-sucking disc, 19-liquid inlet pipe, 20-liquid outlet pipe, 21-second control valve, 22-plugging port, 23-thermometer sleeve, 24-temperature sensor, 25-electric heating coil, 26-electric heating straight pipe, 27-through hole, 28-discharging pipe, 29-third control valve, 30-collecting cup, 31-sealing ring.
Detailed Description
The technical solution of the present invention is further specifically described below by way of specific examples in conjunction with the accompanying drawings. It is to be understood that the practice of the invention is not limited to the following examples, and that any variations and/or modifications may be made thereto without departing from the scope of the invention.
In the present invention, all parts and percentages are by weight, unless otherwise specified, and the equipment and materials used are commercially available or commonly used in the art. The methods in the following examples are conventional in the art unless otherwise specified. The components or devices in the following examples are, unless otherwise specified, standard parts or parts known to those skilled in the art, the structure and principle of which are known to those skilled in the art through technical manuals or through routine experimentation.
Example 1
As shown in fig. 1, the utility model provides a technical scheme, a medicine dissolving device is used in pharmacy research, by base 1, set up dissolving tank 2 on base 1 and install the apron 3 at 2 tops of dissolving tank is constituteed, and the bottom of dissolving tank 2 is equipped with the discharging pipe 28 with dissolving tank 2 intercommunication, is equipped with third control valve 29 on the discharging pipe 28, and the below of discharging pipe 28 is equipped with collects cup 30, collects the fixed setting on supporting seat 4 of cup 30, and in discharging pipe 28 stretched into and collects cup 30, and the outer wall of discharging pipe 28 and the inner wall contact of collecting cup 30.
A first stirring shaft 7, a second stirring shaft 8, a driving bevel gear 9 and a driven bevel gear 10 are arranged in the dissolving tank 2, the first stirring shaft 7 is vertically arranged in the dissolving tank 2, the bottom end of the first stirring shaft 7 is rotationally connected with a fixed frame 11 welded to the bottom end of the inner wall of the dissolving tank 2, the second stirring shaft 8 is horizontally and rotationally arranged on the inner wall of the dissolving tank 2 and is positioned at the lower part in the dissolving tank 2, the driving bevel gear 9 is sleeved on the lower part of the first stirring shaft 7, the driven bevel gear 10 is sleeved on the middle part of the second stirring shaft 8, the driving bevel gear 9 is meshed with the driven bevel gear 10, stirring blades 12 are further arranged on the first stirring shaft 7 and the second stirring shaft 8, the number of the stirring blades 12 on the first stirring shaft 7 is 3, the stirring blades are equidistantly distributed on the outer wall of the first stirring shaft 7, and the number of the stirring blades 12 on the, and are equidistantly distributed on the outer wall of the second stirring shaft 8, and a plurality of through holes 27 are respectively arranged on the stirring blades 12.
The middle part of the upper end of the cover plate 3 is provided with a driving motor 13 through a bracket, the output end of the driving motor 13 is in transmission connection with the top end of a first stirring shaft 7, the upper end of the cover plate 3 is also provided with a feeding box 14 and a liquid inlet box 15, the output ends of the bottoms of the feeding box 14 and the liquid inlet box 15 penetrate through the cover plate 3 and extend into the dissolving tank 2, the bottom of the liquid inlet box 15 is also provided with a first control valve 16, the upper end of the cover plate 3 is provided with a socket 22, the inner wall of the dissolving tank 2 is provided with a thermometer sleeve 23, and a temperature sensor 24 is inserted into the thermometer sleeve 23 in the dissolving tank 2; the vertical section of apron 3 is the C style of calligraphy, and the bottom opening of apron 3 and the opening looks adaptation of dissolving tank 2 upper end, and the sealing washer 31 is installed with the outer wall contact department of dissolving tank 2 to the inner wall of apron 3.
The outer side of the supporting seat 4 is provided with a control panel 17, the input ends of the driving motor 13 and the electric heating coil 25 are electrically connected with the output end of the control panel 17, and the output end of the temperature sensor 24 is electrically connected with the input end of the control panel 17.
Example 2
As shown in fig. 2, the utility model provides a technical scheme, a medicine dissolving device is used in pharmacy research, by base 1, set up dissolving tank 2 on base 1 and install the apron 3 at 2 tops of dissolving tank is constituteed, and the bottom of dissolving tank 2 is equipped with the discharging pipe 28 with dissolving tank 2 intercommunication, is equipped with third control valve 29 on the discharging pipe 28, and the below of discharging pipe 28 is equipped with collects cup 30, collects the fixed setting on supporting seat 4 of cup 30, and in discharging pipe 28 stretched into and collects cup 30, and the outer wall of discharging pipe 28 and the inner wall contact of collecting cup 30.
A first stirring shaft 7, a second stirring shaft 8, a driving bevel gear 9 and a driven bevel gear 10 are arranged in the dissolving tank 2, the first stirring shaft 7 is vertically arranged in the dissolving tank 2, the bottom end of the first stirring shaft 7 is rotationally connected with a fixed frame 11 welded to the bottom end of the inner wall of the dissolving tank 2, the second stirring shaft 8 is horizontally and rotationally arranged on the inner wall of the dissolving tank 2 and is positioned at the lower part in the dissolving tank 2, the driving bevel gear 9 is sleeved on the lower part of the first stirring shaft 7, the driven bevel gear 10 is sleeved on the middle part of the second stirring shaft 8, the driving bevel gear 9 is meshed with the driven bevel gear 10, stirring blades 12 are further arranged on the first stirring shaft 7 and the second stirring shaft 8, the number of the stirring blades 12 on the first stirring shaft 7 is 3, the stirring blades are equidistantly distributed on the outer wall of the first stirring shaft 7, and the number of the stirring blades 12 on the, and are equidistantly distributed on the outer wall of the second stirring shaft 8, and a plurality of through holes 27 are respectively arranged on the stirring blades 12.
The middle part of the upper end of the cover plate 3 is provided with a driving motor 13 through a bracket, the output end of the driving motor 13 is in transmission connection with the top end of a first stirring shaft 7, the upper end of the cover plate 3 is also provided with a feeding box 14 and a liquid inlet box 15, the output ends of the bottoms of the feeding box 14 and the liquid inlet box 15 penetrate through the cover plate 3 and extend into the dissolving tank 2, the bottom of the liquid inlet box 15 is also provided with a first control valve 16, the upper end of the cover plate 3 is provided with a socket 22, the inner wall of the dissolving tank 2 is provided with a thermometer sleeve 23, and a temperature sensor 24 is inserted into the thermometer sleeve 23 in the dissolving tank 2; the vertical section of apron 3 is the C style of calligraphy, and the bottom opening of apron 3 and the opening looks adaptation of dissolving tank 2 upper end, and the sealing washer 31 is installed with the outer wall contact department of dissolving tank 2 to the inner wall of apron 3.
The outer side of the supporting seat 4 is provided with a control panel 17, the input ends of the driving motor 13 and the electric heating straight pipe 26 are electrically connected with the output end of the control panel 17, and the output end of the temperature sensor 24 is electrically connected with the input end of the control panel 17.
The utility model relates to a pharmacy research is with medicine dissolving device's use does: firstly, control panel 17 external power supply, install the device in the place that needs to use through sucking disc 18, add medicine and water into dissolving tank 2 through feed box 14 and feed liquor case 15, open driving motor 13 through control panel 17, driving motor 13 drives stirring vane 12 on the first (mixing) shaft 7 rotatory, drive bevel gear 9 on the first (mixing) shaft 7 drives driven bevel gear 10 on the second (mixing) shaft 8 and rotates, and then drive stirring vane 12 on the second (mixing) shaft 8 and rotate, heat solution through hot bath chamber 6, make fixed powder more fast dissolve in the liquid, treat the complete back of dissolving, open third control valve 29, discharge preparation to collecting the cup through discharging pipe 28, accomplish the dissolving process.
It should be understood that this example is for illustrative purposes only and is not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
Claims (10)
1. The utility model provides a pharmacy is medicine dissolving device for research, includes base (1), sets up dissolving tank (2) on base (1) and installs apron (3) at dissolving tank (2) top, its characterized in that: the base (1) comprises a supporting seat (4) and a hot bath seat (5) fixedly arranged on the supporting seat (4), a dissolving tank (2) is embedded in the middle of the hot bath seat (5), and a hot bath cavity (6) is arranged in the hot bath seat (5); a first stirring shaft (7), a second stirring shaft (8), a driving bevel gear (9) and a driven bevel gear (10) are arranged in the dissolving tank (2), the first stirring shaft (7) is vertically arranged in the dissolving tank (2), the bottom end of the first stirring shaft (7) is rotatably connected with a fixing frame (11) welded to the bottom end of the inner wall of the dissolving tank (2), the second stirring shaft (8) is horizontally and rotatably arranged on the inner wall of the dissolving tank (2) and is positioned at the inner lower part of the dissolving tank (2), the driving bevel gear (9) is sleeved on the lower part of the first stirring shaft (7), the driven bevel gear (10) is sleeved on the middle part of the second stirring shaft (8), the driving bevel gear (9) is in meshed connection with the driven bevel gear (10), and stirring blades (12) are further arranged on the first stirring shaft (7) and the second stirring shaft (8); a driving motor (13) is mounted in the middle of the upper end of the cover plate (3) through a support, the output end of the driving motor (13) is in transmission connection with the top end of the first stirring shaft (7), a feeding box (14) and a liquid inlet box (15) are further mounted at the upper end of the cover plate (3), the output ends of the bottoms of the feeding box (14) and the liquid inlet box (15) penetrate through the cover plate (3) and extend into the dissolving tank (2), and a first control valve (16) is further arranged at the bottom of the liquid inlet box (15); the outer side of the supporting seat (4) is provided with a control panel (17), and the output end of the control panel (17) is electrically connected with the input end of the driving motor (13).
2. The pharmaceutical dissolution apparatus for pharmaceutical research, as recited in claim 1, further comprising: and a plurality of suckers (18) are uniformly arranged at the bottom end of the supporting seat (4).
3. The pharmaceutical dissolution apparatus for pharmaceutical research, as recited in claim 1, further comprising: the upper end of the hot bath seat (5) is provided with a liquid inlet pipe (19), the lower end of the hot bath seat (5) is provided with a liquid outlet pipe (20), the liquid outlet pipe (20) is provided with a second control valve (21), and a medium used for oil bath heating or water bath heating can be added into the hot bath cavity (6) through the liquid inlet pipe (19).
4. A pharmaceutical dissolution device according to claim 3, wherein: the upper end of the cover plate (3) is provided with a plug port (22), the inner wall of the dissolving tank (2) is provided with a thermometer sleeve (23), the temperature sensor (24) is inserted into the thermometer sleeve (23) in the dissolving tank (2) through the plug port (22), and the output end of the temperature sensor (24) is electrically connected with the input end of the control panel (17).
5. The pharmaceutical dissolution apparatus for pharmaceutical research, as set forth in claim 4, wherein: the heating bath cavity (6) is internally provided with a spiral electric heating coil (25) installed on the outer wall of the dissolving tank (2), and the input end of the electric heating coil (25) is electrically connected with the output end of the control panel (17).
6. The pharmaceutical dissolution apparatus for pharmaceutical research, as set forth in claim 4, wherein: a plurality of electric heating straight pipes (26) are arranged inside the heat bath cavity (6), the electric heating straight pipes (26) are uniformly and circumferentially distributed along the outer wall of the dissolving tank (2), and the input ends of the electric heating straight pipes (26) are electrically connected with the output end of the control panel (17).
7. The pharmaceutical dissolution apparatus for pharmaceutical research, as recited in claim 1, further comprising: the number of the stirring blades (12) on the first stirring shaft (7) is 3-5, the stirring blades are equidistantly distributed on the outer wall of the first stirring shaft (7), the number of the stirring blades (12) on the second stirring shaft (8) is 4-8, the stirring blades are equidistantly distributed on the outer wall of the second stirring shaft (8), and a plurality of through holes (27) are formed in the stirring blades (12).
8. The pharmaceutical dissolution apparatus for pharmaceutical research, as recited in claim 1, further comprising: the bottom of dissolving tank (2) is equipped with discharging pipe (28) with dissolving tank (2) intercommunication, be equipped with third control valve (29) on discharging pipe (28).
9. The pharmaceutical dissolution apparatus of claim 8, wherein: the lower part of the discharge pipe (28) is provided with a collecting cup (30), the collecting cup (30) is fixedly arranged on the supporting seat (4), the discharge pipe (28) extends into the collecting cup (30), and the outer wall of the discharge pipe (28) is in contact with the inner wall of the collecting cup (30).
10. The pharmaceutical dissolution apparatus for pharmaceutical research, as recited in claim 1, further comprising: the vertical section of the cover plate (3) is C-shaped, the bottom opening of the cover plate (3) is matched with the opening at the upper end of the dissolving tank (2), and a sealing ring (31) is installed at the contact position of the inner wall of the cover plate (3) and the outer wall of the dissolving tank (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021217741.2U CN212701472U (en) | 2020-06-28 | 2020-06-28 | Medicine dissolving device for pharmaceutical research |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021217741.2U CN212701472U (en) | 2020-06-28 | 2020-06-28 | Medicine dissolving device for pharmaceutical research |
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| CN212701472U true CN212701472U (en) | 2021-03-16 |
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| CN202021217741.2U Active CN212701472U (en) | 2020-06-28 | 2020-06-28 | Medicine dissolving device for pharmaceutical research |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113230961A (en) * | 2021-05-24 | 2021-08-10 | 长江大学 | Premixing device for preparing fracturing fluid |
| CN113403143A (en) * | 2021-06-04 | 2021-09-17 | 浙江正荣香料有限公司 | Extraction process of turpentine |
-
2020
- 2020-06-28 CN CN202021217741.2U patent/CN212701472U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113230961A (en) * | 2021-05-24 | 2021-08-10 | 长江大学 | Premixing device for preparing fracturing fluid |
| CN113403143A (en) * | 2021-06-04 | 2021-09-17 | 浙江正荣香料有限公司 | Extraction process of turpentine |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230717 Address after: Room 302, Floor 3, Building 12, No. 199, Guangfulin East Road, Songjiang District, Shanghai, 201600 Patentee after: Shanghai McCann Biotechnology Co.,Ltd. Address before: No.73 Hailan street, Aihui District, Heihe City, Heilongjiang Province Patentee before: HEIHE INSTITUTE FOR DRUG CONTROL |
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| TR01 | Transfer of patent right |