CN107731335A - A kind of cask flask for being used to store radiopharmaceutical agent - Google Patents
A kind of cask flask for being used to store radiopharmaceutical agent Download PDFInfo
- Publication number
- CN107731335A CN107731335A CN201711095461.1A CN201711095461A CN107731335A CN 107731335 A CN107731335 A CN 107731335A CN 201711095461 A CN201711095461 A CN 201711095461A CN 107731335 A CN107731335 A CN 107731335A
- Authority
- CN
- China
- Prior art keywords
- cover
- pin
- radiopharmaceutical agent
- iron block
- vertical
- 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.)
- Granted
Links
- 239000012217 radiopharmaceutical Substances 0.000 title claims abstract description 45
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 60
- 229910052742 iron Inorganic materials 0.000 claims abstract description 30
- 239000000463 material Substances 0.000 claims abstract description 12
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 12
- 239000010937 tungsten Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 230000005611 electricity Effects 0.000 claims abstract description 9
- 239000003814 drug Substances 0.000 claims description 15
- -1 disk and cone Chemical compound 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 206010028980 Neoplasm Diseases 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229940121896 radiopharmaceutical Drugs 0.000 description 4
- 230000002799 radiopharmaceutical effect Effects 0.000 description 4
- 201000011510 cancer Diseases 0.000 description 3
- 230000002285 radioactive effect Effects 0.000 description 2
- 208000024172 Cardiovascular disease Diseases 0.000 description 1
- 229910001080 W alloy Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 208000026106 cerebrovascular disease Diseases 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000002526 effect on cardiovascular system Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000009206 nuclear medicine Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000012857 radioactive material Substances 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F5/00—Transportable or portable shielded containers
- G21F5/06—Details of, or accessories to, the containers
- G21F5/12—Closures for containers; Sealing arrangements
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F5/00—Transportable or portable shielded containers
- G21F5/06—Details of, or accessories to, the containers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The invention provides a kind of cask flask for being used to store radiopharmaceutical agent, have the feature that, including：Cover, material are tungsten, including disk and cone, disk are provided with iron block, and cover is internally provided with three grooves；Tank body, material are tungsten, and for accommodating radiopharmaceutical agent, upper inside wall is provided with seal groove；Cover open-close control device, there is electromagnetic force portion, for producing magnetic force by electricity and attracting iron block so as to drive cover to move；And sealing device, including vertical pin, two horizontal pins, three Tong Gai and three springs, wherein, three grooves include a vertical slots and two level troughs, the one end sold vertically are fixed on iron block, and the other end is arranged in vertical slots, two horizontal pins are separately positioned in level trough, logical lid is separately fixed at each notch position of three grooves, and for restriction level pin and the sliding scale sold vertically, spring is respectively sleeved at horizontal pin and vertical pin on one end of logical lid.
Description
Technical field
The invention belongs to radiopharmaceutical pick-place techniques field, and in particular to a kind of shielding for being used to store radiopharmaceutical agent
Tank.
Background technology
With the development of nuclear medicine, radiopharmaceutical is examined some serious disease (tumour, cancer, cardiovascular and cerebrovascular diseases etc.)
Played an important role in terms of disconnected and treatment.People can both carry out the diagnosis of cancer using Radiopharmaceutical imaging, again can be with
Cancer cell is suppressed to reach therapeutic effect to the biological effect of body tissue using radioactive ray.But due to penetrating for radiopharmaceutical
Line has penetrability, ionization can occur when passing through human body with tissue, therefore its requirement taken care of and used is tighter
Lattice.Radioactive drugs should be positioned in special cask flask, and past cask flask making material is more based on lead material, but
Because tungsten sheet is as non-toxic and non-radioactive material, and tungsten rich reserves, present cask flask use tungsten alloy and made.
Existing medical grade barrier tank design is required to carry out medicine bottle placement after medical personnel's manual unlocking cask flask, taken
Action, it can not meet that automation packing hot cell carries out taking a series of need of flows such as cover, holding medicine, closure cover automatically
Will.
The content of the invention
The present invention is, and it is an object of the present invention to provide a kind of be used to store radiopharmaceutical agent in order to solving the above problems and carry out
Cask flask.
The invention provides a kind of cask flask for being used to store radiopharmaceutical agent, have the feature that, including：Cover,
Material is the cone on tungsten, including the center of disk and the lower surface for being arranged on disk, and disk is provided with iron block,
Cover is internally provided with three grooves；Tank body, material are tungsten, are matched with cover, for accommodating radiopharmaceutical agent, tank body
Upper inside wall be provided with seal groove circumferentially；Cover open-close control device, there is electromagnetic force portion, for being produced by electricity
Magnetic force simultaneously attracts iron block, so as to drive cover to move；And sealing device, including a vertical pin, two horizontal pins, three it is logical
Lid and three springs, wherein, three grooves include a vertical slots and two level troughs on same axis, vertical slots are located at
The centre of two level troughs, the one end sold vertically are fixed on iron block, and the other end extends along vertical direction and slideably set
Put in vertical slots, two horizontal pins extend and are slidably disposed in level trough respectively along horizontal direction, lead to lid point
It is not fixed at each notch position of three grooves, for restriction level pin and the sliding scale sold vertically, spring is arranged respectively
In horizontal pin and vertical pin on one end of logical lid.
In the cask flask provided by the present invention for storing radiopharmaceutical agent, it can also have the feature that：Wherein,
Tank body is cylindrical, and tank body is internally provided with the first coniform groove, and the medicine bottle of radiopharmaceutical agent is accommodated for placing.
In the cask flask provided by the present invention for storing radiopharmaceutical agent, it can also have the feature that：Wherein,
The second coniform groove is provided with the bottom centre position of the cone of cover, and the first fit depressions, for placing
Accommodate the medicine bottle of radiopharmaceutical agent.
In the cask flask provided by the present invention for storing radiopharmaceutical agent, it can also have the feature that：Wherein,
Cylinder groove is provided with the center of the lower surface of tank body, for matching with ground boss so as to firm tank body.
In the cask flask provided by the present invention for storing radiopharmaceutical agent, it can also have the feature that：Wherein,
Iron block is cylinder.
In the cask flask provided by the present invention for storing radiopharmaceutical agent, it can also have the feature that：Wherein,
Iron block is provided with connecting hole, and internal thread is provided with the inwall of the connecting hole, and vertical pin is provided with one end of connecting hole
The external screw thread to match with the internal thread of connecting hole, vertical pin, which is threadably secured, to be connected on iron block.
In the cask flask provided by the present invention for storing radiopharmaceutical agent, it can also have the feature that：Wherein,
Vertical pin is abutting end close to one end of horizontal pin, and the abutting end is in cone shape, and each horizontal pin is close to one sold vertically
End is provided with the inclined-plane to match with the cone shape of abutting end, and when cover closes, spring drives and sells to lower motion vertically, erects
Mutually agree with the inclined-plane of horizontal pin on the both sides inclined-plane of the abutting end of direct selling so that horizontal pin is promoted and is caught in seal groove, tank
When lid is opened, vertical pin sells to upper motion vertically by light carry so as to drive, and spring is driven in horizontal pin retraction level trough.
In the cask flask provided by the present invention for storing radiopharmaceutical agent, it can also have the feature that：Wherein,
Screw thread is provided with the outer circumference surface of logical lid, the spiral shell to match with the screw thread of logical lid is provided with each notch position of three grooves
Line, the position of the notch for logical lid to be fixed on to three grooves.
The effect of invention and effect
According to a kind of cask flask for being used to store radiopharmaceutical agent involved in the present invention, because the material of cover and tank body
It is tungsten, the ray of radiopharmaceutical agent can be masked, so as to protects the safety of medical personnel.Because pacify on cover
Filling iron block and employed cover open-close control device so that electromagnetic force portion can be produced magnetic force by electricity and attract iron block, from
And drive cover to move, and then can carry out taking cover, holding medicine, closure tank automatically by cover open-close control device
Lid operation.Because there is provided be provided with seal groove on three grooves, tank body and employ sealing device on cover so that cover
It can be fully sealed between tank body, further shield the ray of radiopharmaceutical agent.So of the invention is used for storage radiation
The cask flask of property medicament has the advantages of safe, simple to operate and good airproof performance.
Brief description of the drawings
Fig. 1 is the cross-sectional view of cask flask in embodiments of the invention；
Fig. 2 is the cross-sectional view of cover in embodiments of the invention；
Fig. 3 is the cross-sectional view of tank body in embodiments of the invention；
Fig. 4 is the structural representation sold vertically in embodiments of the invention；
Fig. 5 is the structural representation of horizontal pin in embodiments of the invention；
Fig. 6 is the structural representation for leading to lid in embodiments of the invention；
Fig. 7 is the motion schematic diagram of sealing device when cover closes in embodiments of the invention；
Fig. 8 is the motion schematic diagram of sealing device when cover is opened in embodiments of the invention.
Embodiment
In order that the technological means that the present invention realizes is easy to understand with effect, with reference to embodiments and accompanying drawing is to this
Invention is specifically addressed.
<Embodiment>
Fig. 1 is the cross-sectional view of cask flask in embodiments of the invention.
As shown in figure 1, include cover 10, tank body 20, cover open-close control for storing the cask flask 100 of radiopharmaceutical agent
Device (not shown) and sealing device 30.
Fig. 2 is the cross-sectional view of cover in embodiments of the invention.
As depicted in figs. 1 and 2, the material of cover 10 is tungsten, including disk 11, cone 12 and iron block 13.
Cone 12 is arranged on the center of the lower surface of disk 11.
Iron block 13 is arranged on disk 11, and iron block 13 is cylinder, and iron block 13 is provided with connecting hole 131, the connecting hole 131
Inwall on be provided with internal thread.
The inside of cover 10 is additionally provided with three grooves 14.
As shown in Fig. 2 three grooves 14 include a vertical slots 141 and two level troughs 142 on same axis, erect
Straight trough 141 is positioned at the centre of two level troughs 142.
Fig. 3 is the cross-sectional view of tank body in embodiments of the invention.
As shown in figures 1 and 3, the material of tank body 20 is tungsten, is matched with cover 10, and tank body 20 is cylindrical, is used
In receiving radiopharmaceutical agent.
As shown in figure 3, the upper inside wall of tank body 20 is provided with seal groove 21 circumferentially, it is internally provided with coniform
First groove 22, the medicine bottle of radiopharmaceutical agent is accommodated for placing.Circle is provided with the center of the lower surface of tank body 20
Column recesses 23, for matching with ground boss so as to firm tank body 20.
Shown in Fig. 2, the second coniform groove 121 is additionally provided with the bottom centre position of the cone 12 of cover 10,
It is engaged with the first groove 23, the medicine bottle of radiopharmaceutical agent is accommodated for placing, prevents medicine bottle from toppling over.
Cover open-close control device, there is electromagnetic force portion, for producing magnetic force by electricity and attracting iron block, so as to drive tank
Lid movement.
As shown in figure 1, sealing device 30 includes a vertical logical lid 33 of horizontal pin 32, three of pin 31, two and three bullets
Spring 34.
Fig. 4 is the structural representation sold vertically in embodiments of the invention.
As shown in Figure 1 and Figure 4, vertical pin 31 is provided with the internal thread with connecting hole 131 on one end of connecting hole 131
The external screw thread to match, the end of vertical pin 131, which is threadably secured, to be connected on iron block 13, and the other end prolongs along vertical direction
Stretch and be slidably disposed in vertical slots 141, vertical pin 31 is abutting end close to one end of horizontal pin 32, and the abutting end is in circle
Cone shape.
Fig. 5 is the structural representation of horizontal pin in embodiments of the invention.
As shown in Figure 1 and Figure 5, two horizontal pins 32 extend respectively along horizontal direction and are slidably disposed on level
In groove 142, each horizontal pin 32 is provided with the inclined-plane to match with the cone shape of abutting end close to one end of vertical pin 31.
Fig. 6 is the structural representation for leading to lid in embodiments of the invention.
As shown in figures 1 to 6, lead on the outer circumference surface of lid 33 and be provided with screw thread, on each notch position of three grooves 14
The screw thread to match with the screw thread of logical lid 33 is provided with, the opening position of the notch for logical lid 33 to be fixed on to three grooves 14, is used
In restriction level pin 31 and the sliding scale of vertical pin 32.
Spring 34 is respectively sleeved at horizontal pin 31 and vertical pin 32 on one end of logical lid 33, for driving horizontal pin 32
Slide.
The course of work of cask flask 100 for storing radiopharmaceutical agent is as follows：
Fig. 7 is the motion schematic diagram of sealing device when cover closes in embodiments of the invention.
As shown in fig. 7, cover open-close control device switches on power, electromagnetic force portion produces magnetic force by electricity and attracts iron block
13, so as to drive cover 10 to move down, when cover 10 closes, spring 34 drives vertical pin 31 down to move, vertical pin 31
The both sides inclined-plane of abutting end mutually agree with the inclined-plane of horizontal pin 32 so that horizontal pin 32 is promoted and is caught in seal groove 21,
Cut off the electricity supply, the electromagnetic force of cover open-close control device is disappeared, and now cover 10 is closed with tank body 20 and cover 10 can not be beaten
Open.
Fig. 8 is the motion schematic diagram of sealing device when cover is opened in embodiments of the invention.
As shown in figure 8, cover open-close control device switches on power, electromagnetic force portion produces magnetic force by electricity and attracts iron block
13, so as to drive cover 10 to move up, when cover 10 is opened, vertical pin 31 is gently carried so as to drive vertical pin 31 up to transport
Dynamic, spring 34 is driven in the retraction level trough 142 of horizontal pin 32, and now cover 10 is opened.
The effect of embodiment and effect
A kind of cask flask for being used to store radiopharmaceutical agent provided according to the present embodiment, because the material of cover and tank body
It is tungsten, the ray of radiopharmaceutical agent can be masked, so as to protects the safety of medical personnel.Because pacify on cover
Filling iron block and employed cover open-close control device so that electromagnetic force portion can be produced magnetic force by electricity and attract iron block, from
And drive cover to move, and then can carry out taking cover, holding medicine, closure tank automatically by cover open-close control device
Lid operation.Because there is provided be provided with seal groove on three grooves, tank body and employ sealing device on cover so that cover
It can be fully sealed between tank body, further shield the ray of radiopharmaceutical agent.
Tank body is internally provided with the first coniform groove, and circle is provided with the bottom centre position of the cone of cover
Second groove of taper, the first groove and the first fit depressions, the medicine bottle of radiopharmaceutical agent is accommodated for placing, prevents medicine
Bottle is toppled over.
Cylinder groove is provided with the center of the lower surface of tank body, for matching with ground boss, so that
Cover, which is opened, can consolidate tank body when taking.
Because one end of the close horizontal pin of vertical pin is abutting end, the abutting end is in cone shape, and each horizontal pin leans on
Nearly one end sold vertically is provided with the inclined-plane to match with the cone shape of abutting end, so inclined-plane and horizontal pin ought be sold vertically
Inclined-plane can ensure vertical pin bottom less than the bottom of slope on horizontal pin inclined-plane when agreeing with, ensure to push away when vertical pin moves downward
Dynamic both sides horizontal pin horizontal movement, avoids being stuck.
Iron block is provided with connecting hole, and internal thread is provided with the inwall of the connecting hole, and vertical pin is close to one end of connecting hole
On be provided with the external screw thread to match with the internal thread of connecting hole so that vertical pin is by being threaded into and being fixedly connected on iron block
On, it is easy to cover open-close control device to pick and place cover by attracting iron block to open.
Screw thread is provided with the outer circumference surface of logical lid, the screw thread phase with logical lid is provided with each notch position of three grooves
The screw thread of matching, for by the logical position for covering the notch for being fixed on three grooves, selling so as to restriction level pin and vertically
Sliding scale, and then can prevent horizontal pin from being skidded off from level trough.
So the of the invention cask flask for being used to storing radiopharmaceutical agent have it is safe, simple to operate and good airproof performance
Advantage.
Above-mentioned embodiment is the preferred case of the present invention, is not intended to limit protection scope of the present invention.
Claims (8)
- A kind of 1. cask flask for being used to store radiopharmaceutical agent, it is characterised in that including：Cover, material are tungsten, including the cone on the center of disk and the lower surface for being arranged on the disk, institute State disk and be provided with iron block, the cover is internally provided with three grooves；Tank body, material are tungsten, are matched with the cover, for accommodating the radiopharmaceutical agent, the inwall of the tank body Top is provided with seal groove circumferentially；Cover open-close control device, there is electromagnetic force portion, for producing magnetic force by electricity and attracting the iron block, so as to drive State cover movement；AndSealing device, including vertical pin, two horizontal pins, three Tong Gai and three springs,Wherein, three groove includes a vertical slots and two level troughs on same axis, the vertical slots are located at The centre of two level troughs,Described one end sold vertically is fixed on the iron block, and the other end extends along vertical direction and is slidably disposed on institute State in vertical slots,Two horizontal pins extend and are slidably disposed in the level trough respectively along horizontal direction,The logical lid is separately fixed at each notch position of three groove, for limiting the horizontal pin and described vertical The sliding scale of pin,The spring is respectively sleeved at the horizontal pin and the vertical pin on one end of the logical lid.
- 2. the cask flask according to claim 1 for being used to store radiopharmaceutical agent, it is characterised in that：Wherein, the tank body is cylindrical,The tank body is internally provided with the first coniform groove, and the medicine bottle of the radiopharmaceutical agent is accommodated for placing.
- 3. the cask flask according to claim 2 for being used to store radiopharmaceutical agent, it is characterised in that：Wherein, the second coniform groove is provided with the bottom centre position of the cone of the cover, it is recessed with described first Groove is engaged, and the medicine bottle of the radiopharmaceutical agent is accommodated for placing.
- 4. the cask flask according to claim 1 for being used to store radiopharmaceutical agent, it is characterised in that：Wherein, cylinder groove is provided with the center of the lower surface of the tank body, for ground boss match from And consolidate the tank body.
- 5. the cask flask according to claim 1 for being used to store radiopharmaceutical agent, it is characterised in that：Wherein, the iron block is cylinder.
- 6. the cask flask according to claim 1 for being used to store radiopharmaceutical agent, it is characterised in that：Wherein, the iron block is provided with connecting hole, and internal thread is provided with the inwall of the connecting hole,The vertical pin is provided with the external screw thread to match with the internal thread of the connecting hole on one end of the connecting hole,The vertical pin, which is threadably secured, to be connected on the iron block.
- 7. the cask flask according to claim 1 for being used to store radiopharmaceutical agent, it is characterised in that：Wherein, the vertical pin is abutting end close to one end of the horizontal pin, and the abutting end is in cone shape,Each horizontal pin is provided with what is matched with the cone shape of the abutting end close to described one end sold vertically Inclined-plane,During the cover closure, the spring drive is described to sell to lower motion, two skew backs of the abutting end sold vertically vertically Face and the inclined-plane of the horizontal pin mutually agree with so that and the horizontal pin is promoted and is caught in the seal groove,When the cover is opened, the vertical pin by it is light carried so as to drive it is described sell to upper motion vertically, the spring drives institute State described in horizontal pin retraction in level trough.
- 8. the cask flask according to claim 1 for being used to store radiopharmaceutical agent, it is characterised in that：Wherein, screw thread is provided with the outer circumference surface of the logical lid,The screw thread to match with the screw thread of the logical lid is provided with each notch position of three groove, for that described will lead to Cover on the position for the notch for being fixed on three groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711095461.1A CN107731335B (en) | 2017-11-09 | 2017-11-09 | It is a kind of for storing the cask flask of radiopharmaceutical agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711095461.1A CN107731335B (en) | 2017-11-09 | 2017-11-09 | It is a kind of for storing the cask flask of radiopharmaceutical agent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107731335A true CN107731335A (en) | 2018-02-23 |
| CN107731335B CN107731335B (en) | 2019-11-01 |
Family
ID=61214129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711095461.1A Expired - Fee Related CN107731335B (en) | 2017-11-09 | 2017-11-09 | It is a kind of for storing the cask flask of radiopharmaceutical agent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107731335B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109102915A (en) * | 2018-08-17 | 2018-12-28 | 清华大学 | A kind of spheric fuel element cask flask |
| CN110077716A (en) * | 2019-04-09 | 2019-08-02 | 上海金苇子生物技术有限公司 | It is long-acting to match beverage bottle cap |
| CN112032305A (en) * | 2020-08-19 | 2020-12-04 | 中国核电工程有限公司 | Blocking device and radioactive substance disposal warehouse |
| CN112844247A (en) * | 2020-12-12 | 2021-05-28 | 中国原子能科学研究院 | Gram-level uranium oxide powder dissolving system and method suitable for hot chamber application |
| CN112927856A (en) * | 2021-01-22 | 2021-06-08 | 四川核保锐翔科技有限责任公司 | Nuclear pollution cable recycling shielding barrel device |
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| CN106787588A (en) * | 2016-12-29 | 2017-05-31 | 上海理工大学 | A kind of magnetic driving equipment |
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| CN2675297Y (en) * | 2004-01-08 | 2005-02-02 | 沈阳人和机械制造有限公司 | embedded rotary joint |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110077716A (en) * | 2019-04-09 | 2019-08-02 | 上海金苇子生物技术有限公司 | It is long-acting to match beverage bottle cap |
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| CN112032305A (en) * | 2020-08-19 | 2020-12-04 | 中国核电工程有限公司 | Blocking device and radioactive substance disposal warehouse |
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| CN112844247A (en) * | 2020-12-12 | 2021-05-28 | 中国原子能科学研究院 | Gram-level uranium oxide powder dissolving system and method suitable for hot chamber application |
| CN112927856A (en) * | 2021-01-22 | 2021-06-08 | 四川核保锐翔科技有限责任公司 | Nuclear pollution cable recycling shielding barrel device |
| CN112927856B (en) * | 2021-01-22 | 2022-09-13 | 四川核保锐翔科技有限责任公司 | Nuclear pollution cable recycling shielding barrel device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107731335B (en) | 2019-11-01 |
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Granted publication date: 20191101 |