JPH0843277A - Bubble crusher for gas analyzer - Google Patents
Bubble crusher for gas analyzerInfo
- Publication number
- JPH0843277A JPH0843277A JP19724494A JP19724494A JPH0843277A JP H0843277 A JPH0843277 A JP H0843277A JP 19724494 A JP19724494 A JP 19724494A JP 19724494 A JP19724494 A JP 19724494A JP H0843277 A JPH0843277 A JP H0843277A
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- Japan
- Prior art keywords
- sample
- chamber
- gas
- bubble
- hole
- 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.)
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Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、ガス分析装置のバブル
クラッシャに関し、詳しくはガラス泡内のガスを分析す
る際に用いられ、ガラスの試料を割ることにより泡内ガ
スをガス分析装置に導入させるためのバブルクラッシャ
に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bubble crusher for a gas analyzer, and more particularly, it is used for analyzing a gas in a glass bubble, and the gas in the bubble is introduced into the gas analyzer by breaking a glass sample. It is about the bubble crusher for making it happen.
【０００２】[0002]
【従来の技術】ガラス製品には、原材料を加熱溶融する
際に生じたガスが微小泡として残留することがあり、こ
のような泡が残留した製品は不良品とされる。そのため
上記残留泡の問題を解決するため泡内のガスを分析して
組成並びに全体量を知り、泡の発生原因を推察して対策
を立てている。2. Description of the Related Art In a glass product, a gas generated when a raw material is heated and melted may remain as fine bubbles, and a product in which such bubbles remain is regarded as a defective product. Therefore, in order to solve the above problem of residual bubbles, the gas in the bubbles is analyzed to know the composition and the total amount, and the cause of the bubbles is inferred to take countermeasures.
【０００３】このような分析では、一般にガラス製品か
ら泡を含んだガラス片を切り出して試料とし、バブルク
ラッシャと称されるガス取出装置によって試料を圧壊し
て泡内のガスを取り出し、このガスを分析装置に送って
行っている。In such an analysis, a glass piece containing bubbles is generally cut out from a glass product and used as a sample, and the gas in the bubble is taken out by crushing the sample by a gas take-out device called a bubble crusher. It is sent to the analyzer.
【０００４】上記バブルクラッシャとしては図４に示す
ものが用いられており、このバブルクラッシャは、上部
器体１と下部器体２とをネジ止めして構成される密閉容
器３内に、ガラス泡を含む試料Ａを収納し、上部器体１
に配設された操作ネジ４を下部器体２側のニードルポイ
ント５に向けて押圧することにより上記試料Ａを圧壊
し、泡内のガスを下部器体２に設けたガス導出口６から
真空吸引によりガス分析装置に導入させるものである。The bubble crusher shown in FIG. 4 is used, and the bubble crusher has glass bubbles in a closed container 3 formed by screwing an upper body 1 and a lower body 2. The sample A containing the
The sample A is crushed by pressing the operating screw 4 arranged on the lower part toward the needle point 5 on the lower body 2 side, and the gas in the bubbles is evacuated from the gas outlet 6 provided in the lower body 2. It is introduced into the gas analyzer by suction.
【０００５】[0005]
【発明が解決しようとする課題】しかしながら、上記の
バブルクラッシャによると、分析の都度にネジ止めを外
して試料を容器内に設置し、再びネジ止めを行うという
操作を行うために、多数の試料の泡内ガスを取出す場合
大変な手間が必要であり、また、この場合、別の試料を
設置する際に一度大気に開放した容器内を再び真空吸引
して真空にする操作を何度も繰り返して行うので多大の
真空吸引時間が必要であった。However, according to the bubble crusher described above, a large number of samples must be removed in order to remove the screws each time the analysis is performed, place the samples in the container, and perform the screwing again. It takes a lot of time and effort to take out the gas in the bubbles, and in this case, when setting another sample, the operation of vacuum suctioning the inside of the container once again to make it vacuum is repeated many times. Therefore, a long vacuum suction time was required.
【０００６】本発明の目的は、試料が多数であっても一
度に試料を設置できるとともに確実に泡内ガスを取り出
すことが可能であり、しかも真空吸引時間を大幅に削減
できるガス分析装置のバブルクラッシャを提供すること
である。The object of the present invention is to provide a bubble of a gas analyzer capable of installing the sample at one time even if there are many samples, reliably extracting the gas in the bubble, and significantly reducing the vacuum suction time. To provide a crusher.
【０００７】[0007]
【課題を解決するための手段】本発明のガス分析装置の
バブルクラッシャは、ガラス泡を含む試料を押圧し、圧
壊し、泡内からガスを取り出しガス分析装置に送るバブ
ルクラッシャであって、上面に貫通穴を備えるとともに
貫通穴の下方に観察窓を有し、真空系と連結する試料室
と、試料室内に回転及び昇降自在に設けられ、透視可能
な透明体からなる試料載置部をその回転中心から等距離
に複数備えた回転体と、貫通穴を介して試料室と連通す
るとともにガス分析装置にガスを送る管路を備えた圧壊
室と、圧壊室内に上下及び水平方向に移動可能であると
ともに軸方向に回転可能に設けられ、エッジ状の先端を
有するニードルと、圧壊室内に設けられニードル先端を
照射する照明器とからなり、回転体を回転及び／又は上
昇させて試料載置部で貫通穴を閉塞し、観察窓からの観
察により位置調整したニードルで試料載置部上の試料を
押圧、圧壊して該試料の泡内ガスを取り出してガス分析
装置に送るとともに、泡内ガスの分析完了までの間、他
の試料載置部上に載置された試料を試料室内で待機させ
ることを特徴とする。The bubble crusher of the gas analyzer of the present invention is a bubble crusher that presses and crushes a sample containing glass bubbles, takes out gas from the bubbles and sends it to the gas analyzer. A sample chamber that has a through hole and an observation window below the through hole, and that is connected to a vacuum system, and a sample mounting unit that is rotatably and vertically movable in the sample chamber and that is made of a transparent transparent material. Multiple rotators equidistant from the center of rotation, a crush chamber that communicates with the sample chamber through a through hole and a conduit that sends gas to the gas analyzer, and can move vertically and horizontally inside the crush chamber In addition, the needle is provided rotatably in the axial direction and has an edge-shaped tip, and an illuminator provided in the crush chamber for irradiating the tip of the needle. The rotator is rotated and / or lifted to mount the sample. The through hole is closed with, and the sample on the sample mounting part is pressed and crushed by the needle whose position is adjusted by observation through the observation window, and the gas inside the bubble of the sample is taken out and sent to the gas analyzer, Until the analysis is completed, the sample placed on another sample placing part is made to stand by in the sample chamber.
【０００８】[0008]
【作用】本発明のバブルクラッシャでは、試料室に設け
られてある回転体に複数の試料載置部を備えているの
で、一度に多数の試料をバブルクラッシャに設置するこ
とができる。In the bubble crusher of the present invention, since the rotary body provided in the sample chamber is provided with the plurality of sample mounting portions, a large number of samples can be installed in the bubble crusher at one time.
【０００９】また、本発明のバブルクラッシャでは、真
空の試料室に待機させてある試料を圧壊室に送る場合、
試料室内の回転体を回転及び／又は上昇させるだけでよ
く、このため真空系と連結している試料室と圧壊室の両
室内は大気に開放されることなく常に真空が維持されて
おり、従って多数の試料の泡内ガスを取り出す場合でも
各試料毎の真空吸引は必要ない。Further, in the bubble crusher of the present invention, when a sample waiting in a vacuum sample chamber is sent to the crush chamber,
It is only necessary to rotate and / or raise the rotating body in the sample chamber, so that both the sample chamber and the crush chamber, which are connected to the vacuum system, are always maintained in a vacuum state without being opened to the atmosphere. Even when the gas in bubbles of a large number of samples is taken out, vacuum suction for each sample is not required.
【００１０】さらに、試料載置部が貫通孔を閉塞するよ
うに回転体を移動させると、試料室の観察窓から透明な
試料載置部を通してニードルの先端が透視できるため、
ニードルが確実にガラス泡の上方に位置するように調整
することができる。Furthermore, when the rotating body is moved so that the sample mounting portion closes the through hole, the tip of the needle can be seen through the transparent sample mounting portion from the observation window of the sample chamber.
It can be adjusted to ensure that the needle is located above the glass bubble.
【００１１】[0011]
【実施例】次に本発明のバブルクラッシャの実施例を図
面を用いて詳細に説明する。Embodiments of the bubble crusher of the present invention will now be described in detail with reference to the drawings.
【００１２】図１、図２は本実施例のバブルクラッシャ
を示し、１０は試料室、１１は回転体、１２は圧壊室で
ある。1 and 2 show a bubble crusher of this embodiment, 10 is a sample chamber, 11 is a rotating body, and 12 is a crush chamber.
【００１３】試料室１０は円筒状物であり、上面の縁部
近くには密栓１３を着脱自在に装着した試料挿入口１４
と、圧壊室１２に通じる貫通穴１５とを、また下面に
は、真空系と連結している管路１６と、貫通穴１５の下
方に観察窓１７を備えている。The sample chamber 10 has a cylindrical shape, and a sample insertion port 14 in which a hermetic plug 13 is detachably attached near the edge of the upper surface.
And a through hole 15 communicating with the crush chamber 12, a pipe line 16 connected to the vacuum system on the lower surface, and an observation window 17 below the through hole 15.
【００１４】上記試料室１０には、円盤状の回転体１１
が内設されており、試料室１０の下面概中央部を貫通す
る上下動可能で回転可能な支軸１８を備えている。ま
た、この回転体１１は、上面に回転中心から等距離に、
貫通穴１５より径の大きい透明体からなる試料載置部１
９を複数備えており、これらのうちの一つの試料載置部
１９が回転体１１の所定角度の回転により前記貫通穴１
５の真下に位置する構成となっている。そして、回転体
１１は各試料載置部１９の周囲に輪状のシール材２０を
備えており、前記支軸１８が上昇し回転体１１が試料室
１０内の天井に近接すると、試料載置部１９により貫通
穴１５を気密に閉塞するように設けられてある。A disk-shaped rotating body 11 is provided in the sample chamber 10.
Is provided internally, and is provided with a vertically movable and rotatable support shaft 18 penetrating through a substantially central portion of the lower surface of the sample chamber 10. Further, this rotating body 11 is equidistant from the center of rotation on the upper surface,
Sample mounting part 1 made of a transparent body having a diameter larger than that of the through hole 15.
9, a sample mounting portion 19 of one of these is provided with the through hole 1 by rotation of the rotating body 11 at a predetermined angle.
It is located directly below 5. The rotating body 11 is provided with a ring-shaped sealing material 20 around each sample mounting portion 19, and when the support shaft 18 rises and the rotating body 11 approaches the ceiling in the sample chamber 10, the sample mounting portion is moved. A through hole 15 is provided to hermetically close the through hole 15.
【００１５】なお本実施例では、輪状のシール材２０を
試料載置部１９の周囲に設けているが、貫通穴１５の周
囲に取り付けることもできる。Although the ring-shaped sealing material 20 is provided around the sample mounting portion 19 in this embodiment, it may be attached around the through hole 15.
【００１６】圧壊室１２は管状体であって、下端に試料
室１０に通じる貫通穴１５と照明器２１を有し、一方上
端に操作ネジ２２により上下往復動するニードル２３を
備えており、ニードル２３を下方へ移動させると試料載
置部１９上の試料を押圧、圧壊するように設けられてい
る。なおニードル２３は位置調整ネジ２４により水平方
向に移動可能であり、またニードル２３の先端はエッジ
状になっており、回転ネジ２５によりエッジの向きを変
えることができる。さらにこの圧壊室１２は側面にガス
分析装置と連結し、試料から発生する泡内ガスを真空吸
引によりガス分析装置に送る管路２６を備えている。The crush chamber 12 is a tubular body having a through hole 15 communicating with the sample chamber 10 and an illuminator 21 at the lower end, and a needle 23 vertically reciprocating by an operating screw 22 at the upper end. It is provided so as to push and crush the sample on the sample mounting portion 19 when 23 is moved downward. The needle 23 can be moved in the horizontal direction by the position adjusting screw 24, and the tip of the needle 23 has an edge shape, and the direction of the edge can be changed by the rotating screw 25. Further, the crush chamber 12 is provided on its side surface with a pipe line 26 which is connected to the gas analyzer and sends gas in bubbles generated from the sample to the gas analyzer by vacuum suction.
【００１７】次に上記構成のバブルクラッシャを用いて
ガス分析するに際し、試料の泡内ガスを取り出す方法を
説明する。Next, a method of taking out gas in bubbles of a sample when performing gas analysis using the bubble crusher having the above-mentioned structure will be described.
【００１８】なお初期状態においては上記回転体１１は
最下位置に、上記ニードル２３は最上位置で待機状態に
あり、真空系と連結する管路１６並びにガス分析装置に
連結する管路２６はともに閉じた状態にあり、試料室１
０及び圧壊室１２は大気に開放されているものとする。
さらに試料Ａは図３に示すように泡ａが略中心部に位置
するようにガラス製品から切り出されたもので、上記回
転体１１の試料載置部１９内に収納され得る寸法の略矩
形形状をなしており、上記泡ａを通る軸線に沿ってこの
泡ａの両側をスリット状に切欠き、上記試料Ａを割る際
の便宜を図っている。In the initial state, the rotary body 11 is in the lowest position, the needle 23 is in the standby position in the uppermost position, and the pipe line 16 connected to the vacuum system and the pipe line 26 connected to the gas analyzer are both. Sample chamber 1 in the closed state
0 and the crush chamber 12 are open to the atmosphere.
Furthermore, as shown in FIG. 3, the sample A is a glass product cut out so that the bubble a is located substantially in the center, and has a substantially rectangular shape that can be stored in the sample mounting portion 19 of the rotating body 11. The two sides of the bubble a are cut out in a slit shape along the axis passing through the bubble a for the convenience of breaking the sample A.
【００１９】まず、試料室１０の試料挿入口１４から密
栓１３を取り外した後、支軸１８を操作して回転体１１
を所定角度回転し、前記試料挿入口１４の真下に試料載
置部１９を位置させ、試料Ａを試料挿入口１４を通して
先記試料載置部１９の孔内に載置する。上記支軸１８の
操作を数回繰り返すことにより回転体１１の試料載置部
１９全てに試料Ａが載置される。First, after removing the sealing plug 13 from the sample insertion port 14 of the sample chamber 10, the spindle 18 is operated to rotate the rotating body 11.
Is rotated by a predetermined angle to position the sample mounting portion 19 directly below the sample insertion port 14, and the sample A is placed in the hole of the sample mounting portion 19 through the sample insertion port 14. By repeating the operation of the support shaft 18 several times, the sample A is mounted on all the sample mounting portions 19 of the rotating body 11.
【００２０】次いで、試料挿入口１４に密栓１３を装着
し、真空系と連結する管路１６を開いて試料室１０及び
これと貫通穴１５を介して連通する圧壊室１２を真空吸
引し、真空にする。Then, a tight plug 13 is attached to the sample insertion port 14, a pipe line 16 connecting to a vacuum system is opened, and the sample chamber 10 and the crush chamber 12 communicating with the sample chamber 10 through a through hole 15 are vacuum-sucked to obtain a vacuum. To
【００２１】試料室１０と圧壊室１２とが真空になった
後、前述のように支軸１８を操作し回転体１１を所定角
度回転させて、所望の試料Ａが載置してある試料載置部
１９を貫通穴１５の真下に位置させ、支軸１８により回
転体１１を上昇させて試料室１０内の天井に近接させ、
試料載置部１９で貫通穴１５を気密に閉塞する。After the sample chamber 10 and the crush chamber 12 are evacuated, the spindle 18 is operated to rotate the rotating body 11 by a predetermined angle as described above, so that the desired sample A is placed on the sample. The placing portion 19 is located right below the through hole 15, and the rotating body 11 is raised by the support shaft 18 to be brought close to the ceiling in the sample chamber 10.
The through hole 15 is hermetically closed by the sample mounting portion 19.
【００２２】引き続いて、ガス分析装置に通じる管路２
６を開いた後、照明器２１を点灯させてニードル２３の
先端に光を照射しながら、操作ネジ２２を回転させてニ
ードル２３を試料Ａの直上まで降下させる。続いて試料
室１０の観察窓１７下方に設けたミラー（図示せず）を
確認しながら、ニードル２３が正確にガラス泡ａの上方
に位置するように位置調整ネジ２４により位置を調整
し、さらにニードル２３のエッジの向きが試料Ａのスリ
ットと平行になるように回転ネジ２５で調整する。Subsequently, the conduit 2 leading to the gas analyzer
After opening 6, the illuminator 21 is turned on to irradiate the tip of the needle 23 with light, and the operating screw 22 is rotated to lower the needle 23 directly above the sample A. Subsequently, while checking the mirror (not shown) provided below the observation window 17 of the sample chamber 10, the position is adjusted by the position adjusting screw 24 so that the needle 23 is accurately positioned above the glass bubble a, and further. The rotation screw 25 adjusts so that the direction of the edge of the needle 23 is parallel to the slit of the sample A.
【００２３】ニードル２３の位置及び向きを調整し終わ
ったところで、さらにニードル２３を降下させて試料Ａ
を押圧し、スリットに沿って圧壊して泡ａを破る。する
と、この泡ａに含まれているガスは、貫通穴１５が閉塞
されているため試料室１０内には流入せず、ほとんど全
て管路２６を介し真空吸引によりガス分析装置に導入さ
れる。When the position and direction of the needle 23 have been adjusted, the needle 23 is further lowered and the sample A
Is pressed, and the bubbles a are broken by crushing along the slits. Then, the gas contained in the bubble a does not flow into the sample chamber 10 because the through hole 15 is closed, and almost all of the gas is introduced into the gas analyzer through the pipe line 26 by vacuum suction.
【００２４】ガス分析終了後は管路２６を閉じるととも
に支軸１８により回転体１１を降下させ、また、ニード
ル２３を上昇させる。After the gas analysis is completed, the pipe 26 is closed, the rotary body 11 is lowered by the support shaft 18, and the needle 23 is raised.
【００２５】一方、前記とは別の試料載置部１９に載置
されている試料Ａは前記試料の押圧からガスの分析まで
の間、真空系と連結して真空となっている試料室１０内
で待機しており、前記ガス分析の終了後、試料室１０と
圧壊室１１とを大気に開放されることなく前記と同様の
手順によって順次圧壊室１１に送られ、泡内ガスがガス
分析装置に導入される。On the other hand, the sample chamber A, which is mounted on a sample mounting portion 19 different from the above, is connected to a vacuum system to form a vacuum between the pressing of the sample and the gas analysis. After waiting for the gas analysis, the sample chamber 10 and the crush chamber 11 are sequentially sent to the crush chamber 11 by the same procedure as described above without being exposed to the atmosphere, and the gas inside the bubbles is analyzed. Introduced into the device.
【００２６】[0026]
【発明の効果】本発明のバブルクラッシャによると、試
料室に設けられてある回転体に複数の試料載置部を備え
ているので、一度に多数の試料をバブルクラッシャに載
置することができる。また、貫通穴を閉塞した試料載置
部の試料を圧壊してからガスの分析をするまでの間、こ
れとは別の試料が真空の試料室で待機しており、この試
料を圧壊室に送るには回転体を回転上昇させるだけでよ
く、このため上記圧壊室と試料室の両室内は大気に開放
されることなく常に真空となっており、従って多数の試
料から泡内ガスを取り出す場合でも、各試料毎に真空吸
引する必要がない。According to the bubble crusher of the present invention, since a plurality of sample mounting portions are provided on the rotating body provided in the sample chamber, a large number of samples can be mounted on the bubble crusher at one time. . In addition, another sample is waiting in the vacuum sample chamber until the gas is analyzed after the sample in the sample mounting part with the through hole closed is crushed, and this sample is placed in the crush chamber. In order to send it, it is only necessary to rotate and raise the rotating body, and therefore both the crush chamber and the sample chamber are always in a vacuum state without being exposed to the atmosphere. Therefore, when extracting gas in bubbles from many samples However, it is not necessary to perform vacuum suction for each sample.
【００２７】さらにニードルの位置及び向きを調整でき
るため、確実にガラス泡を圧壊し、泡内ガスを取り出す
ことが可能である。Further, since the position and direction of the needle can be adjusted, it is possible to reliably crush the glass bubbles and take out the gas in the bubbles.
【図１】本発明のバブルクラッシャの実施例を示す一部
破断斜視図である。FIG. 1 is a partially cutaway perspective view showing an embodiment of a bubble crusher of the present invention.
【図２】本発明のバブルクラッシャの実施例を示す断面
図である。FIG. 2 is a sectional view showing an embodiment of the bubble crusher of the present invention.
【図３】試料をニードルで押圧する状態を示す一部拡大
斜視図である。FIG. 3 is a partially enlarged perspective view showing a state where a sample is pressed by a needle.
【図４】従来のバブルクラッシャを示す断面図である。FIG. 4 is a sectional view showing a conventional bubble crusher.
１０ 試料室 １１ 回転体 １２ 圧壊室 １５ 貫通穴 １９ 試料載置部 ２１ 照明器 ２３ ニードル Ａ 試料 ａ ガラス泡 10 Sample Chamber 11 Rotating Body 12 Crush Chamber 15 Through Hole 19 Sample Placement Part 21 Illuminator 23 Needle A Sample a Glass Bubble
Claims (1)
泡内からガスを取り出しガス分析装置に送るバブルクラ
ッシャであって、 上面に貫通穴を備えるとともに貫通穴の下方に観察窓を
有し、真空系と連結する試料室と、試料室内に回転及び
昇降自在に設けられ、透視可能な透明体からなる試料載
置部をその回転中心から等距離に複数備えた回転体と、
貫通穴を介して試料室と連通するとともにガス分析装置
にガスを送る管路を備えた圧壊室と、圧壊室内に上下及
び水平方向に移動可能であるとともに軸方向に回転可能
に設けられ、エッジ状の先端を有するニードルと、圧壊
室内に設けられニードル先端を照射する照明器とからな
り、 回転体を回転及び／又は上昇させて試料載置部で貫通穴
を閉塞し、観察窓からの観察により位置調整したニード
ルで試料載置部上の試料を押圧、圧壊して該試料の泡内
ガスを取り出してガス分析装置に送るとともに、泡内ガ
スの分析完了までの間、他の試料載置部上に載置された
試料を試料室内で待機させることを特徴とするガス分析
装置のバブルクラッシャ。1. A sample containing glass bubbles is pressed and crushed,
A bubble crusher that extracts gas from bubbles and sends it to a gas analyzer.It has a through-hole on the upper surface and an observation window below the through-hole, and a sample chamber that connects to the vacuum system, and rotates and moves up and down in the sample chamber. A rotating body that is provided with a plurality of sample mounting portions that are freely provided and are transparent and that are transparent and equidistant from the center of rotation.
A crushing chamber that is connected to the sample chamber through the through hole and that has a conduit for sending gas to the gas analyzer, and is provided in the crushing chamber so as to be vertically and horizontally movable and rotatable in the axial direction. It consists of a needle with a circular tip and an illuminator installed in the crush chamber to irradiate the tip of the needle. The rotating body is rotated and / or raised to close the through hole at the sample mounting part and observe from the observation window. While pressing and crushing the sample on the sample mounting part with the needle adjusted by, the gas in the bubble of the sample is taken out and sent to the gas analyzer, and another sample is placed until the analysis of the gas in the bubble is completed. A bubble crusher for a gas analyzer, characterized in that a sample placed on the section is placed in a standby state in a sample chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19724494A JPH0843277A (en) | 1994-07-28 | 1994-07-28 | Bubble crusher for gas analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19724494A JPH0843277A (en) | 1994-07-28 | 1994-07-28 | Bubble crusher for gas analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0843277A true JPH0843277A (en) | 1996-02-16 |
Family
ID=16371253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19724494A Pending JPH0843277A (en) | 1994-07-28 | 1994-07-28 | Bubble crusher for gas analyzer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0843277A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180008755A (en) * | 2015-06-30 | 2018-01-24 | 아반스트레이트 가부시키가이샤 | Method for manufacturing glass substrate and apparatus for manufacturing glass substrate |
| CN107796740A (en) * | 2017-12-14 | 2018-03-13 | 百奥森（江苏）食品安全科技有限公司 | A kind of industrial dust investigating |
| CN112683801A (en) * | 2021-01-21 | 2021-04-20 | 上海菁一科技有限公司 | Spectrophotometry test method sample treatment test capsule |
| CN113029682A (en) * | 2021-01-27 | 2021-06-25 | 中船重工（邯郸）派瑞特种气体有限公司 | Device and method for hermetically sampling toxic liquid |
-
1994
- 1994-07-28 JP JP19724494A patent/JPH0843277A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180008755A (en) * | 2015-06-30 | 2018-01-24 | 아반스트레이트 가부시키가이샤 | Method for manufacturing glass substrate and apparatus for manufacturing glass substrate |
| CN107796740A (en) * | 2017-12-14 | 2018-03-13 | 百奥森（江苏）食品安全科技有限公司 | A kind of industrial dust investigating |
| CN107796740B (en) * | 2017-12-14 | 2020-05-08 | 百奥森（江苏）食品安全科技有限公司 | Industrial dust detection device |
| CN112683801A (en) * | 2021-01-21 | 2021-04-20 | 上海菁一科技有限公司 | Spectrophotometry test method sample treatment test capsule |
| CN112683801B (en) * | 2021-01-21 | 2023-04-28 | 上海菁一科技有限公司 | Spectrophotometry sample treatment test capsule |
| CN113029682A (en) * | 2021-01-27 | 2021-06-25 | 中船重工（邯郸）派瑞特种气体有限公司 | Device and method for hermetically sampling toxic liquid |
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