CN107633892A - Removable module radiation shield wall - Google Patents
Removable module radiation shield wall Download PDFInfo
- Publication number
- CN107633892A CN107633892A CN201710992861.6A CN201710992861A CN107633892A CN 107633892 A CN107633892 A CN 107633892A CN 201710992861 A CN201710992861 A CN 201710992861A CN 107633892 A CN107633892 A CN 107633892A
- Authority
- CN
- China
- Prior art keywords
- universal wheel
- guide
- main frame
- central shaft
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005855 radiation Effects 0.000 title claims abstract description 34
- 230000004888 barrier function Effects 0.000 claims abstract description 14
- 235000004443 Ricinus communis Nutrition 0.000 claims description 9
- 239000011521 glass Substances 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 3
- 229910000838 Al alloy Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 235000013527 bean curd Nutrition 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000002474 experimental method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 208000021760 high fever Diseases 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
A kind of removable module radiation shield wall of present invention offer, the barrier shield carry platform, sensor carrying platform, camera carrying platform, handle including main frame, shielding plate, shielding plate slot, universal wheel central shaft longitudinal fixed groove, universal wheel axis of guide longitudinal fixed groove, universal wheel, the universal wheel axis of guide, axis of guide connecting shaft, universal wheel crow bar, control panel touch-screen.Effect of the present invention is experiment or the job site that the barrier shield is used for the light that needs shield, heat, electromagnetism, nuclear radiation etc., has removable, modularization, can match various live operations.The information acquisition system of the automation of the barrier shield, the various information indexes at the scene of can accurately grasping in real time.
Description
Technical field
The present invention relates to strong light, high fever, electromagnetic radiation and nuclear radiation protection field, more particularly to on-the-spot test, interim
The fields such as protection, mobile radiation source, high-risk operations.
Background technology
In the case of for some site operations or experiment, in order to avoid people is by strong light, heat radiation, nuclear radiation, powder
Dirt, noise etc. are endangered, it is necessary to which the isolation of radiation source is got up.Such as, it is necessary to compare when photovoltaic products test experiments are done
The radiation of strong light and heat, experimenter, which needs to put on thick and heavy protective garment, to be tested, and so not only hinders experimenter's
Operation, nor the harm of strong light and heat radiation to experimenter can be avoided completely.Just it is desirable to reality under ideal conditions
Test region with human body to keep apart, data realize automatic data collection, thus need the higher shield facility of a flexibility.
The content of the invention
To realize object above, the present invention provides a kind of removable module radiation shield wall, and the barrier shield includes main frame
Frame, magnetic stripe, shielding plate, shielding plate slot, universal wheel central shaft longitudinal fixed groove, universal wheel axis of guide longitudinal fixed groove,
Universal wheel, universal wheel guide groove, universal wheel protrude cover, observation window, universal wheel central shaft, Universal castor, the universal wheel axis of guide, ten thousand
To wheel axis of guide transverse direction fixing groove, universal wheel central shaft transverse direction fixing groove, universal wheel fixed cross beam, axis of guide connecting shaft, universal
Take turns crow bar control panel, touch-screen carries platform, sensor carries platform, camera carries platform, handle.
The present invention advantageous effect be：(1) may move, can with the conversion in place shift position, be compared to common
It is more flexible for fixed divider wall.(2) modularization, dismounting speed is fast, and live adaptive faculty is strong, can be changed according to field condition
Become the shape of barrier shield, can concentrate and pack up in the case where not needing shield facility, save spatial area.In addition, can basis
The difference of radiation source changes different shielding plates, is allowed to the adaptability more strengthened.(3) cost is low, as a result of mould
Block mode, substantial amounts of manually installed expense, fee of material, field fabrication expense can be saved, make barrier shield cost reduction by 30%~
40%.(4) when information acquisition system is added, can monitoring site information in real time, save artificial acquisition time, Er Qieti
Supply experimenter to enter the data-guiding at scene, guarantee is provided for the safety of experiment or operating personnel.
Brief description of the drawings
Fig. 1 is removable module radiation shield wall main structure chart of the present invention；
Fig. 2 is removable module radiation shield wall main body frame figure of the present invention；
Fig. 3 is removable module radiation shield wall Universal wheel structure figure of the present invention；
Fig. 4 is removable module radiation shield wall fixing groove of the present invention and guide groove detail view；
Fig. 5 is removable module radiation shield wall bottom detail figure of the present invention；
Fig. 6 is removable module radiation shield wall universal wheel crow bar figure of the present invention；
Fig. 7 is removable module radiation shield wall information gathering block diagram；
Fig. 8 is removable module radiation shield wall embodiment of the present invention.
In figure：
1. the magnetic stripe 3. of main frame 2. shielding plate 4. shields the universal wheel central shaft longitudinal fixed groove 6. of plate slot 5.
The universal wheel of 8. universal wheel guide groove of the universal wheel axis of guide 7. universal wheel of longitudinal fixed groove 9. protrudes 10. observation windows 11. ten thousand of cover
Into the wheel universal wheel of 12. Universal castor of central shaft, the 13. universal wheel axis of guide, 14. universal wheel axis of guide transverse direction fixing groove 15.
The control panel of 18. universal wheel crow bar of mandrel transverse direction fixing groove 16. universal wheel fixed cross beam, 17. axis of guide connecting shaft 19. touches
Screen carries the sensor of platform 20. and carries the camera of the platform 21. carrying handle of platform 22.
Embodiment
The removable module radiation shield wall construction of the present invention is illustrated with reference to accompanying drawing.
As shown in figure 1, main frame 1 is frame structure, there are eight shielding plate slots 4 on the inside of the top and bottom of main frame 1,
The lateral edge of main frame 1 is inlaid with four magnetic stripes 2 respectively.
As shown in Fig. 2 Universal castor 12 is inverted T-type structure, universal wheel central shaft 11 is located at inverted T shaped top, and universal wheel is led
It is located at that inverted T shaped center is on the lower side, and the wherein universal wheel axis of guide 13 of universal wheel central shaft 11 is parallel, and the universal wheel axis of guide 13 is to axle 13
Hollow structure, Universal castor 12 are embedded in inverted T shaped two ear position.As shown in figure 3, universal wheel is distributed with the bottom both sides of main frame 1
Central shaft longitudinal fixed groove 5, universal wheel axis of guide longitudinal fixed groove 6, universal wheel guide groove 8, the universal wheel axis of guide are laterally fixed
Groove 14, universal wheel central shaft transverse direction fixing groove 15 wherein the universal wheel guide groove 8 of universal wheel axis of guide longitudinal fixed groove 6, universal wheel
Axis of guide transverse direction fixing groove 14 is connected state, universal wheel central shaft longitudinal fixed groove 5, universal wheel central shaft transverse direction fixing groove 15
For connected state.As shown in figure 4, the bottom of main frame 1 is hollow structure, universal wheel fixed cross beam 16 be located at the bottom of main frame 1 and
Close to the side of main frame 1, universal wheel fixed cross beam 16 is provided with to be indulged with universal wheel central shaft longitudinal fixed groove 5, the universal wheel axis of guide
To fixing groove 6, universal wheel guide groove 8, universal wheel axis of guide transverse direction fixing groove 14, the correspondence of universal wheel central shaft transverse direction fixing groove 15
Slotted eye；The one end of universal wheel central shaft 11 is plugged in central shaft longitudinal fixed groove 5, universal wheel central shaft transverse direction fixing groove 15,
The other end of universal wheel central shaft 11 is plugged in 16 corresponding slotted eye of universal wheel fixed cross beam, the one end of the universal wheel axis of guide 13
It is plugged in the universal wheel guide groove 8 of universal wheel axis of guide longitudinal fixed groove 6, universal wheel axis of guide transverse direction fixing groove 14, universal wheel
The other end of the axis of guide 13 is plugged in 16 corresponding slotted eye of universal wheel fixed cross beam；Axis of guide connecting shaft 17 is welded and two groups
On the universal wheel axis of guide 13；Shielding plate slot 4 inside the top surface of main frame 1 and bottom surface and is uniformly distributed four groups respectively, most
Two groups of outside are close to the inner side of main frame 1 respectively；Shielding plate 3 is plugged in shielding plate slot 4, is shielded and is provided with plate 3
Observation window 10.As shown in figure 5, the wherein one end of universal wheel crow bar 18 is fit to the hollow structure of the universal wheel axis of guide 13.
Embodiment 1：It is aluminum material applied to main frame 1 under the experimental situation for shielding strong light, lighter weight, shields plate
3 be the opaque material of maskable strong light, is shielded in wherein one group of removable module radiation shield wall on plate 3 and is provided with one
Individual observation window 10, observation window 10 are electrochomeric glass or simple glass, and wherein electrochomeric glass is with the enhancing of light, thoroughly
Light rate declines, and can be good at adapting to strong light environment.The removable module radiation shield according to needed for determining the size of test site
Cover the quantity of wall.Lift the hollow structure that universal wheel crow bar 18 is plugged in by main frame 1 using the universal wheel crow bar 18 in Fig. 5
In, pull the universal wheel axis of guide 13 to be moved downward along universal wheel guide groove 8, afterwards respectively by universal wheel central shaft 11 with it is universal
The wheel axis of guide 13 is stuck in universal wheel central shaft longitudinal fixed groove 5 with universal wheel axis of guide longitudinal fixed groove 6, promoting barrier shield to arrive
Desired position is lifted in the hollow structure that universal wheel crow bar 18 is plugged in using the universal wheel crow bar 18 in Fig. 5 by main frame 1,
The universal wheel axis of guide 13 is pulled to be moved upwards along universal wheel guide groove 8, afterwards respectively by universal wheel central shaft 11 and universal wheel
The axis of guide 13 is stuck in universal wheel central shaft transverse direction fixing groove 15 with universal wheel axis of guide transverse direction fixing groove 14, universal wheel 7 is received
Enter inside barrier shield, extract universal wheel crow bar 18, haul the adjustment shielding wall displacement of handle 22, be allowed to rely on magnetic with other barrier shields
Bar 2 is bonded to each other.It can be wherein customized in the side of the barrier shield main frame 1 of the corner location of enclosed space according to occasion and master
The front of framework 1 forms certain angle so that barrier shield can surround polygon according to occasion, as shown in fig. 6, what is surrounded encloses pros
Shape.So can observation experiment equipment operation situation, and can prevents leaking for strong light, causes unnecessary harm.
Embodiment 2：As shown in figure 3, automatic confidence acquisition system and alarm system can be added on the basis of embodiment 1
System, more accurately to grasp live indices.Sensor, which carries, can be embedded in Temperature Humidity Sensor on platform 20, illuminance passes
The sensors such as sensor, camera carries platform 21 can nail joint camera, it would be desirable to humiture and the incoming control of information such as image
Can be the condition that unmanned operation has been provided with plate touch-screen.It is acrylic or glass wherein to shield 3 first layers and the 4th layer
Glass, the second layer and third layer are aluminum alloy beancurd leaf.
Embodiment 3：Main frame 1 can be heat-insulated or insulating materials with shielding plate 3, to shield heat radiation with electrically letting out
Dew.Platform 20 being carried in sensor and being embedded in temperature sensor and alarm button, control panel touch-screen carries platform 19 and is equipped with alarm
Button and loudspeaker, real-time collection site information, if index is excessively dangerous, the people outside scene can trigger alarm scene
Interior people, the equally people in scene also can trigger alarm to people outside the venue, push barrier shield open, leave scene.Other are implemented
Method is identical with embodiment 1.
Embodiment 4：Main frame 1 is lead prepared material with shielding plate 3, to shield ionising radiation.Wherein universal wheel 7 can change
Into hydraulic structure so that universal wheel 7 stretches out or packed up by hydraulic pressure.Information acquisition system wherein can be also added, in real time monitoring
Amount of radiation in scene, trigger method refer to embodiment 4, and other modes of operation are the same as embodiment 1.
Embodiment 5：Available for live temporary construction, shielding noise or dust, shielding plate 3 can use sound-absorbing material, pass
The collection of sensor can use PM2.5, PM10 and noise gathering sensor etc., to understand site environment in real time, to be made to surrounding enviroment
Into less influence.
Embodiment 6：For the bigger scene of limitation, the connection of main frame 1 does not have to the side face edge fate of main frame 1
Four magnetic stripes 2 are not inlaid with to connect, and hinge connection can be changed to, to be adjusted according to site environment.
It is described above, only it is presently preferred embodiments of the present invention, not the present invention is imposed any restrictions, it is every according to the present invention
Any simple modification, change and the equivalent structure transformation that technical spirit is made to above example, still fall within skill of the present invention
In the protection domain of art scheme.
Claims (5)
1. a kind of removable module radiation shield wall, it is characterized in that：The barrier shield includes main frame (1), magnetic stripe (2), shielding
Plate (3), shielding plate slot (4), universal wheel central shaft longitudinal fixed groove (5), universal wheel axis of guide longitudinal fixed groove (6),
Universal wheel (7), universal wheel guide groove (8), universal wheel protrude cover (9), observation window (10), universal wheel central shaft (11), universal wheel
Frame (12), the universal wheel axis of guide (13), universal wheel axis of guide transverse direction fixing groove (14), universal wheel central shaft transverse direction fixing groove
(15), universal wheel fixed cross beam (16), axis of guide connecting shaft (17), universal wheel crow bar (18), control panel touch-screen carry platform
(19), sensor carries platform (20), camera carries platform (21), handle (22)；
The main frame (1) is frame structure, there is equally spaced eight shieldings plate slot on the inside of main frame (1) top and bottom
(4), main frame (1) lateral edge is inlaid with two magnetic stripes (2) respectively, has respectively with upside on the right side of main frame (1) inwardly projecting
One piece of chain-wales, the sensor that the inside and outside two sides of the right side chain-wales is respectively equipped with the protrusion being electrically connected to each other carries platform
(20) and control panel touch-screen carries platform (19), and being provided with camera in the chain-wales of the upside carries platform (21), with control panel
Touch-screen carries platform (19) and electrically connected, and the both sides of the edge inside and outside main frame (1) are correspondingly provided with a pair of handles (22)；Universal castor
(12) inverted T shaped two ear position is embedded in, Universal castor (12) is arranged on main frame (1) lower inside, and Universal castor (12) is T
Type shape, the top of Universal castor (12) is provided with universal wheel central shaft (11), at the center place on the lower side of Universal castor (12)
Provided with two universal wheel axis of guides (13), the universal wheel central shaft (11) is parallel with the universal wheel axis of guide (13), and universal wheel is led
It is hollow structure to axle (13)；Main frame (1) bottom both sides are respectively equipped with universal wheel central shaft longitudinal fixed groove (5), universal wheel
Axis of guide longitudinal fixed groove (6), universal wheel guide groove (8), universal wheel axis of guide transverse direction fixing groove (14), universal wheel central shaft are horizontal
To fixing groove (15), universal wheel axis of guide longitudinal fixed groove (6) the universal wheel guide groove (8), the universal wheel axis of guide are laterally solid
It is U-type groove structure to determine groove (14), horizontal in interconnected state, universal wheel central shaft longitudinal fixed groove (5), universal wheel central shaft
Fixing groove (15) is U-type groove structure, in interconnected state；Main frame (1) bottom is hollow structure, universal wheel fixed cross beam
(16) positioned at main frame (1) bottom internal apart from main frame (1) side 20cm, universal wheel fixed cross beam (16) is provided with and universal wheel
Central shaft longitudinal fixed groove (5), universal wheel axis of guide longitudinal fixed groove (6), universal wheel guide groove (8), the universal wheel axis of guide are horizontal
To slotted eye corresponding to fixing groove (14), universal wheel central shaft transverse direction fixing groove (15)；Universal wheel central shaft (11) one end is plugged in
In universal wheel central shaft longitudinal fixed groove (5), universal wheel central shaft transverse direction fixing groove (15), universal wheel central shaft (11) other end
It is plugged in universal wheel fixed cross beam (16) slotted eye corresponding with universal wheel central shaft transverse direction fixing groove (15), the universal wheel axis of guide
(13) one end is plugged in universal wheel axis of guide longitudinal fixed groove (6) universal wheel guide groove (8), universal wheel axis of guide transverse direction fixing groove
(14) in, the universal wheel axis of guide (13) other end is plugged in universal wheel fixed cross beam (16) corresponding slotted eye；The axis of guide
Connecting shaft (17) is fixed on two groups of universal wheel axis of guides (13)；Shield plate slot (4) respectively positioned at main frame (1) top surface with
Inside bottom surface and four groups are uniformly distributed, outermost two groups are close on the inside of main frame (1) respectively；Shielding plate (3) is plugged in screen
Cover in plate slot (4), observation window (10) is provided with shielding plate (3)；One end of universal wheel crow bar (18) is oriented to universal wheel
The internal diameter of the hollow structure of axle (13) matches.
2. removable module radiation shield wall according to claim 1, it is characterized in that：The side of the main frame (1)
It is mutually perpendicular to front or in 15 degree~75 degree angles, the barrier shield formed after main frame (1) is surrounded is in polygon, main frame
(1) it is bonded between each side by magnetic stripe (2), the handle (22) on main frame (1) is folding structure；On main frame (1)
Sensor carries platform (20) and is connected with Temperature Humidity Sensor, illuminance sensor, radiancy sensor, alarm button；The company
It is connected to camera, control panel touch-screen carries platform (19) and is provided with the touch-screen with control panel, control panel touch-screen carrying platform (19),
Sensor carries platform (20), camera carries platform (21) and electrically connected respectively with plate touch-screen carrying platform (19).
3. removable module radiation shield wall according to claim 1, it is characterized in that：The shielding plate (3) is certainly
By change aluminium sheet, plastic plate, stereotype, glass, blinds, aluminum alloy beancurd leaf one kind, to shield heat radiation, ionising radiation or
Qiang Guang.
4. removable module radiation shield wall according to claim 1, it is characterized in that：The observation window (10) is electroluminescent
Photo chromic glass or common glass sheet.
5. removable module radiation shield wall according to claim 1, it is characterized in that：The universal wheel (7) passes through ten thousand
It is internal that main frame (1) is taken in wheel crow bar (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710992861.6A CN107633892A (en) | 2017-10-20 | 2017-10-20 | Removable module radiation shield wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710992861.6A CN107633892A (en) | 2017-10-20 | 2017-10-20 | Removable module radiation shield wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107633892A true CN107633892A (en) | 2018-01-26 |
Family
ID=61105752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710992861.6A Pending CN107633892A (en) | 2017-10-20 | 2017-10-20 | Removable module radiation shield wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107633892A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109345779A (en) * | 2018-10-29 | 2019-02-15 | 甘肃酒钢集团宏兴钢铁股份有限公司 | The warning of radiation areas and protection arragement construction and warning and means of defence |
| CN116564571A (en) * | 2023-05-17 | 2023-08-08 | 中国科学院地质与地球物理研究所 | Loading and unloading source shielding device for nuclear logging instrument |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100621449B1 (en) * | 2006-05-18 | 2006-09-07 | 고려검사주식회사 | A mobile apparatus for shielding radioactivity from radioactive waste matter |
| CA2801777A1 (en) * | 2012-01-06 | 2013-07-06 | Fred Lambert | Radiation shielding barriers |
| CN104575646A (en) * | 2014-12-15 | 2015-04-29 | 中国工程物理研究院核物理与化学研究所 | Movable type DT neutron radiation shielding device used for detecting explosives |
| JP2015187545A (en) * | 2014-03-26 | 2015-10-29 | 株式会社熊谷組 | Radiation shield joint member, and radiation shield joint structure using radiation shield joint member |
| CN207602236U (en) * | 2017-10-20 | 2018-07-10 | 天津城建大学 | Removable module radiation shield wall |
-
2017
- 2017-10-20 CN CN201710992861.6A patent/CN107633892A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100621449B1 (en) * | 2006-05-18 | 2006-09-07 | 고려검사주식회사 | A mobile apparatus for shielding radioactivity from radioactive waste matter |
| CA2801777A1 (en) * | 2012-01-06 | 2013-07-06 | Fred Lambert | Radiation shielding barriers |
| JP2015187545A (en) * | 2014-03-26 | 2015-10-29 | 株式会社熊谷組 | Radiation shield joint member, and radiation shield joint structure using radiation shield joint member |
| CN104575646A (en) * | 2014-12-15 | 2015-04-29 | 中国工程物理研究院核物理与化学研究所 | Movable type DT neutron radiation shielding device used for detecting explosives |
| CN207602236U (en) * | 2017-10-20 | 2018-07-10 | 天津城建大学 | Removable module radiation shield wall |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109345779A (en) * | 2018-10-29 | 2019-02-15 | 甘肃酒钢集团宏兴钢铁股份有限公司 | The warning of radiation areas and protection arragement construction and warning and means of defence |
| CN116564571A (en) * | 2023-05-17 | 2023-08-08 | 中国科学院地质与地球物理研究所 | Loading and unloading source shielding device for nuclear logging instrument |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180126 |
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