JPH0410197Y2 - - Google Patents
Info
- Publication number
- JPH0410197Y2 JPH0410197Y2 JP6795886U JP6795886U JPH0410197Y2 JP H0410197 Y2 JPH0410197 Y2 JP H0410197Y2 JP 6795886 U JP6795886 U JP 6795886U JP 6795886 U JP6795886 U JP 6795886U JP H0410197 Y2 JPH0410197 Y2 JP H0410197Y2
- Authority
- JP
- Japan
- Prior art keywords
- degreasing
- container
- gas
- furnace body
- injection molded
- 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.)
- Expired
Links
- 238000005238 degreasing Methods 0.000 claims description 78
- 239000007789 gas Substances 0.000 claims description 34
- 238000002347 injection Methods 0.000 claims description 22
- 239000007924 injection Substances 0.000 claims description 22
- 239000000919 ceramic Substances 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 13
- 239000011261 inert gas Substances 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 10
- 239000001301 oxygen Substances 0.000 description 10
- 229910052760 oxygen Inorganic materials 0.000 description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 239000011347 resin Substances 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
- Furnace Details (AREA)
Description
【考案の詳細な説明】
［産業上の利用分野］
本考案は、セラミツク射出成形体の脱脂装置の
改良に関し、詳しくは射出成形での所定形状に形
成したセラミツク射出成形体から樹脂を飛散させ
るのに用いる脱脂装置に関する。[Detailed Description of the Invention] [Industrial Field of Application] The present invention relates to an improvement of a degreasing device for ceramic injection molded bodies, and more specifically, a degreasing device for ceramic injection molded bodies formed into a predetermined shape by injection molding. This invention relates to a degreasing device used for.
［従来の技術］
セラミツク構造物を大量に生産する方法として
樹脂成形に用いている射出成形を利用する技術が
開発され実用化されている。この技術は、セラミ
ツク粉末を樹脂、可塑剤とともに所定の粒径のペ
レツトとし、このペレツトを用いて射出成形によ
り所定の製品形状を有する射出成形体を得るもの
である。[Prior Art] As a method for mass-producing ceramic structures, a technique using injection molding, which is used for resin molding, has been developed and put into practical use. In this technique, ceramic powder is made into pellets with a predetermined particle size together with a resin and a plasticizer, and the pellets are used to injection mold to obtain an injection molded article having a predetermined product shape.
ところで、この射出成形体は焼成を行う前に樹
脂成分を飛散させる。即ち、脱脂を行うことが必
要である。脱脂は高温にして樹脂を分解、飛散さ
せるものであり、かつ樹脂の分解ガスは可燃性で
あるため、セラミツク成形体を脱脂するには雰囲
気ガス、昇温速度等を支障が生じないように制御
することが必要である。 By the way, the resin component of this injection molded product is scattered before being fired. That is, it is necessary to perform degreasing. Degreasing involves decomposing and scattering the resin at high temperatures, and the decomposed gas of the resin is flammable. Therefore, in order to degrease ceramic molded objects, the atmospheric gas, temperature increase rate, etc. must be controlled to avoid any problems. It is necessary to.
上記したセラミツク射出成形体の脱脂を行う装
置として、本出願人は公開実用新案昭59−181714
号および公開実用新案昭59−181715号に係るセラ
ミツク構造物の脱脂装置を開発した。これらの公
開実用新案に開示された脱脂装置は、脱脂炉と脱
脂容器が二種構造となつていること、脱脂容器に
パツト材投入口とパツト材取出口が設けてあるこ
と、脱脂容器に真空ポンプ等の吸引手段が設けら
れていること等を特徴としている。 As a device for degreasing the above-mentioned ceramic injection molded body, the present applicant has published a published utility model patent application No. 59-181714.
We have developed a degreasing device for ceramic structures according to No. 181715 and published utility model No. 59-181715. The degreasing equipment disclosed in these published utility models has two types of degreasing furnace and degreasing container, the degreasing container is provided with a pad material inlet and a pad material outlet, and the degreasing container is equipped with a vacuum. It is characterized by being equipped with a suction means such as a pump.
［考案が解決しようとする問題点］
本考案は、上記の公開実用新案昭59−181714号
および公開実用新案昭59−181715号に係る脱脂装
置の改良であつて、セラミツク射出成形体の脱脂
の効率及び作業性を一層高めるとともに製品の品
質をより向上させることができるセラミツク射出
成形体の脱脂装置を提供することを目的とするも
のである。[Problems to be solved by the invention] The present invention is an improvement of the degreasing device related to the above-mentioned Published Utility Model No. 181714/1982 and Published Utility Model No. 181715/1982, and is a degreasing device for ceramic injection molded bodies. It is an object of the present invention to provide a degreasing device for ceramic injection molded articles that can further improve efficiency and workability and further improve product quality.
［考案の構成］
（問題点を解決するための手段）
本考案のセラミツク射出成形体の脱脂装置は、
空気導入口と空気排出口および少なくとも一つの
開閉可能な側面を備えた脱脂炉本体と、
該脱脂炉本体に搬入、搬出されセラミツク射出
成形体を収納する脱脂容器と、
該脱脂容器に連結され、該脱脂容器内部から空
気を吸い出す吸引手段と、
該脱脂容器に連結され、該脱脂容器内部の雰囲
気を調整する雰囲気ガス導入手段と、
該脱脂容器に連結され、該脱脂容器内部のガス
を排出するガス排出手段と、
該脱脂炉本体の一部に設置され、該脱脂炉本体
内部空気の加熱手段と、
該脱脂炉本体の内部に設置され、該加熱手段に
より加熱された熱ガスの流れを該脱脂炉本体内へ
案内する送風器とを有し、
該雰囲気ガス導入手段は、該脱脂炉本体内の酸
素濃度を検出するセンサおよび該センサの検出結
果に応じて該脱脂炉本体内のガス濃度をフイード
バツク調整する制御部を具備しており、また該脱
脂容器は、その脱脂容器内の温度の均一化を促進
するため回転可能に保持装置により保持されてい
ることを特徴とするものである。[Structure of the invention] (Means for solving the problems) The degreasing device for ceramic injection molded bodies of the invention has the following features:
a degreasing furnace body having an air inlet, an air outlet, and at least one side surface that can be opened and closed; a degreasing container that is carried in and out of the degreasing furnace body and stores a ceramic injection molded body; and a degreasing container connected to the degreasing container, suction means for sucking out air from inside the degreasing container; atmospheric gas introducing means connected to the degreasing container to adjust the atmosphere inside the degreasing container; and atmospheric gas introduction means connected to the degreasing container for discharging the gas inside the degreasing container. a gas exhaust means; a means installed in a part of the degreasing furnace body to heat the air inside the degreasing furnace body; and a means installed inside the degreasing furnace body to direct the flow of hot gas heated by the heating means. and a blower that guides the atmosphere into the degreasing furnace main body, and the atmospheric gas introducing means includes a sensor that detects the oxygen concentration in the degreasing furnace main body, and a sensor that detects the oxygen concentration in the degreasing furnace main body, and adjusts the gas concentration in the degreasing furnace main body according to the detection result of the sensor. The degreasing container is rotatably held by a holding device in order to promote uniformity of temperature within the degreasing container.
本考案においては、窒素、アルゴン等の不活性
雰囲気ガスを炉内へ導入する雰囲気ガス導入手段
に炉内の酸素濃度を検出するセンサおよび酸素濃
度設定用制御部を配設し不活性ガスの消費を必要
最小限に制御する構成をとつている。更に、脱脂
容器を回転可能に保持し、容器内の温度分布を均
一化している。 In this invention, a sensor for detecting the oxygen concentration in the furnace and a control unit for setting the oxygen concentration are installed in the atmospheric gas introduction means that introduces an inert atmosphere gas such as nitrogen or argon into the furnace, thereby reducing the consumption of inert gas. The structure is designed to control the amount of energy to the minimum necessary. Furthermore, the degreasing container is held rotatably to equalize the temperature distribution within the container.
（考案の構成の詳細な説明）
ここで脱脂炉本体とはセラミツク射出成形体か
ら樹脂成分を飛散させるための高温加熱炉であ
る。一般に箱形状をした耐火物からなる炉であ
り、空気導入口と空気排出口が設けられ一側面が
開閉可能とされている。例えば空気導入口近傍に
は加熱手段としてのヒータとヒータにより加熱さ
れた空気を炉内へ流す送風器（後述）が取付けら
れている。(Detailed explanation of the structure of the invention) Here, the degreasing furnace body is a high-temperature heating furnace for scattering resin components from a ceramic injection molded body. It is generally a box-shaped furnace made of refractory material, with an air inlet and an air outlet, and one side that can be opened and closed. For example, a heater as a heating means and a blower (described later) for flowing air heated by the heater into the furnace are installed near the air inlet.
脱脂容器とは、上記した脱脂炉本体に搬入、搬
出される容器であり、中は例えば網板などが設け
られ、この板上にセラミツク射出成形体が載置さ
れる。この脱脂容器は加熱手段からの熱ガスが容
器内で温度差を生じることなく均一に対流伝導さ
れるよう特に回転機構により例えば垂直軸を中心
に回転可能に炉内で保持されるようになつてい
る。なお、脱脂容器は、必要に応じ複数個設置さ
れる場合がある。また脱脂容器には雰囲気ガス導
入及び容器内の空気吸引用の管と容器内からのガ
スの排出用の管とが嵌挿されている。 The degreasing container is a container that is carried into and out of the above-mentioned degreasing furnace main body, and is provided with, for example, a net plate inside, and the ceramic injection molded body is placed on this plate. This degreasing container is held in the furnace rotatably, for example around a vertical axis, by a rotating mechanism so that the hot gas from the heating means is convectively conducted uniformly within the container without creating a temperature difference. There is. Note that a plurality of degreasing containers may be installed as necessary. Further, a pipe for introducing atmospheric gas and suctioning air from inside the container, and a pipe for discharging gas from inside the container are fitted into the degreasing container.
吸引手段とは、真空ポンプおよびこれを制御す
る電磁弁を備えた管状部材で、その端部は上記の
ように脱脂容器内へ嵌挿され、射出成形体の脱脂
作業に先立ち、容器内の空気を真空ポンプを作動
させて吸引し容器内を真空にする。 The suction means is a tubular member equipped with a vacuum pump and a solenoid valve to control the vacuum pump.The end of the suction means is inserted into the degreasing container as described above, and the air in the container is sucked out before degreasing the injection molded product. Activate the vacuum pump to suck it out and create a vacuum inside the container.
雰囲気ガス導入手段とは、上記した吸引手段に
より真空状態にされた脱脂容器内へ窒素、アルゴ
ン等の不活性雰囲気ガスが容器内が所定の圧力
（例えば１気圧）になるまで導入するため容器内
に嵌挿された管状部材およびバルブなどからなる
ものである。 The atmospheric gas introducing means is used to introduce an inert atmospheric gas such as nitrogen or argon into the degreasing container which has been evacuated by the suction means described above until the inside of the container reaches a predetermined pressure (for example, 1 atm). It consists of a tubular member and a valve inserted into the pipe.
ガス排出手段とは、脱脂容器内に導入された不
活性雰囲気ガスの圧力が所定値に達したらバルブ
を制御することによりガスを炉外へ排出するため
脱脂容器内へ嵌挿された管状部材およびバルブな
どのことである。 The gas exhaust means is a tubular member inserted into the degreasing container to discharge the gas out of the furnace by controlling a valve when the pressure of the inert atmosphere gas introduced into the degreasing container reaches a predetermined value. This refers to things like valves.
加熱手段とは、脱脂炉内を所定温度まで昇温さ
せるためのヒータ、バーナ等のことで、一般に炉
本体内に配置される。 The heating means is a heater, a burner, etc. for raising the temperature inside the degreasing furnace to a predetermined temperature, and is generally arranged within the furnace main body.
送風炉とは、上記加熱手段により発生した熱ガ
スを炉内へ流すため案内するフアン等のことで、
通常、炉内の一方の側に設置される。 A blast furnace is a fan or the like that guides the hot gas generated by the heating means to flow into the furnace.
Usually installed on one side within the furnace.
酸素濃度センサとは、脱脂炉内の酸素濃度を検
出し、その結果を不活性ガスの導入量を適量に調
整制御しガスの浪費を防止する制御部へフイード
バツクするためのものであり、例えば上記排出手
段に連通して設けられる。 The oxygen concentration sensor is a device that detects the oxygen concentration in the degreasing furnace and feeds the result back to the control unit that adjusts and controls the amount of inert gas introduced to an appropriate amount and prevents wastage of gas. It is provided in communication with the discharge means.
制御部とは、上記センサと動作的に結合され、
センサの出力に応じて不活性ガスの供給を調整す
る例えば電磁バルブを含む部分のことである。 The control unit is operatively coupled to the sensor,
This is a part that includes, for example, an electromagnetic valve that adjusts the supply of inert gas according to the output of the sensor.
［考案の実施例］ 本考案の実施例を図面に基づいて説明する。[Example of idea] Embodiments of the present invention will be described based on the drawings.
第１図は本考案装置の１実施例を示す概略構成
図である。 FIG. 1 is a schematic diagram showing one embodiment of the device of the present invention.
実施例装置の脱脂炉本体１は箱形状をした耐火
物からなり、空気導入及び吸引口２と空気排出口
３を設けた。脱脂炉本体１の空気導入及び吸引口
２近傍には加熱手段としてのヒータ４とヒータ４
により加熱された空気を炉内へ循環させる送風器
５を取付けた。 The degreasing furnace body 1 of the embodiment apparatus is made of a box-shaped refractory material, and is provided with an air introduction and suction port 2 and an air discharge port 3. In the vicinity of the air introduction and suction port 2 of the degreasing furnace main body 1, a heater 4 and a heater 4 are installed as heating means.
A blower 5 was installed to circulate heated air into the furnace.
密閉脱脂容器６内には、開閉可能な一側面（図
示せず）を通じて射出成形体７をセツトした。射
出成形体７は、窒化珪素を主成分とし、焼結助剤
を5wt％添加し、混粉した後、有機バインダ17wt
％添加して混練して混練物をターボチヤージ用ロ
ータ形状に射出成形したものである。 An injection molded article 7 was set in the sealed degreasing container 6 through one side (not shown) which could be opened and closed. Injection molded body 7 is made of silicon nitride as a main component, 5 wt% of sintering aid is added, mixed powder, and then 17 wt of organic binder is added.
% was added and kneaded, and the kneaded product was injection molded into the shape of a turbocharger rotor.
密閉容器６内へ射出成形体７をセツトした状態
で吸引手段である真空ポンプ８及び電磁弁９を作
動させ密閉容器６内を１トン以下の圧力にし、次
いで窒素ガスを置換した。排出手段である圧力調
整弁１０を１気圧に設定し、空気排出口３の近傍
の排出管内に配置したセンサ１１により密閉容器
６内の酸素濃度が３％以上になつた場合に窒素ガ
スが不活性ガス供給装置１２、電磁弁１３、ガス
導入および空気吸引管１４を経て密閉容器６内へ
導入されるようにした。上記酸素濃度の設定値は
好ましくは１％以下とする。 With the injection molded article 7 set in the closed container 6, the vacuum pump 8 and the electromagnetic valve 9, which are suction means, were operated to bring the inside of the closed container 6 to a pressure of 1 ton or less, and then nitrogen gas was substituted. The pressure regulating valve 10, which is the exhaust means, is set to 1 atm, and the sensor 11 placed in the exhaust pipe near the air outlet 3 detects that nitrogen gas is depleted when the oxygen concentration in the closed container 6 reaches 3% or more. The active gas was introduced into the closed container 6 through an active gas supply device 12, a solenoid valve 13, and a gas introduction and air suction pipe 14. The set value of the oxygen concentration is preferably 1% or less.
一方、回転テーブル１５を1rpmで、容器６内
のサンプルに振動を与えないようゆつくり回転さ
せた。この回転により、テーブル１５に載置され
た密閉脱脂容器６もゆつくりの回転する。同時に
脱脂炉内を加熱手段であるヒータ４により２〜10
℃／hrの昇温速度で500℃まで加熱し脱脂を行つ
た。その後、焼成炉で1750℃、４時間窒素加圧雰
囲気で焼成した。これにより良好な品質のセラミ
ツク製品が得られた。 On the other hand, the rotary table 15 was slowly rotated at 1 rpm so as not to give vibration to the sample in the container 6. Due to this rotation, the sealed degreasing container 6 placed on the table 15 also rotates slowly. At the same time, the inside of the degreasing furnace is heated by the heater 4, which is a heating means.
Degreasing was performed by heating to 500°C at a temperature increase rate of °C/hr. Thereafter, it was fired in a firing furnace at 1750°C for 4 hours in a nitrogen pressurized atmosphere. This resulted in a ceramic product of good quality.
［考案の効果］
本案によれば、脱脂炉内への不活性ガス導入を
酸素センサにより適切な酸素濃度に設定出来るた
め、良好な製品を得られるばかりでなく、必要以
上に不活性ガスを消費することなく製品コストの
低減、又、作業上の安全性も向上させることが出
来る。[Effects of the invention] According to the present invention, since the inert gas introduced into the degreasing furnace can be set to an appropriate oxygen concentration using an oxygen sensor, not only can a good product be obtained, but also unnecessary inert gas consumption can be avoided. It is possible to reduce product costs and improve work safety without having to do so.
さらに、射出成形体をセツトした密閉脱脂容器
を回転可能にしたため、従来方法では容器内の温
度差が10℃以上あつたものを３℃以下におさえる
ことが可能となり、均一な温度分布による加熱に
よつてバラツキのない良好な製品を製造すること
が出来るなど実用上の効果を有する。 Furthermore, since the sealed degreasing container in which the injection molded product is set can be rotated, it is now possible to suppress the temperature difference inside the container to 3°C or less, which was 10°C or more using conventional methods, resulting in a uniform temperature distribution for heating. Therefore, it has practical effects such as being able to manufacture good products without variations.
第１図は、本考案装置の１実施例を示す概略説
明図である。
１……脱脂炉本体、２……空気導入及び吸引口
（空気導入口）、３……空気排出口、４……ヒータ
（加熱手段）、５……送風器、６……密閉脱脂容器
（脱脂容器）、７……射出成形体、８……真空ポン
プ（吸引手段）、９……電磁弁（吸引手段）、１０
……圧力調節弁、１１……センサ、１２……不活
性ガス供給装置（雰囲気ガス導入手段）、１３…
…電磁弁（雰囲気ガス導入手段）、１４……ガス
導入及び空気吸引管（雰囲気ガス導入手段／吸引
手段）、１５……回転テーブル（保持装置）。
FIG. 1 is a schematic explanatory diagram showing one embodiment of the device of the present invention. 1... Degreasing furnace main body, 2... Air introduction and suction port (air inlet), 3... Air outlet, 4... Heater (heating means), 5... Air blower, 6... Sealed degreasing container ( degreasing container), 7... injection molded body, 8... vacuum pump (suction means), 9... solenoid valve (suction means), 10
...Pressure control valve, 11...Sensor, 12...Inert gas supply device (atmospheric gas introduction means), 13...
... Solenoid valve (atmospheric gas introducing means), 14... Gas introduction and air suction pipe (atmospheric gas introducing means/suction means), 15... Rotary table (holding device).
Claims (1)
つの開閉可能な側面を備えた脱脂炉本体と、 該脱脂炉本体に搬入、搬出されセラミツク射
出成形体を収納する脱脂容器と、 該脱脂容器に連結され、該脱脂容器内部から
空気を吸い出す吸引手段と、 該脱脂容器に連結され、該脱脂容器内部の雰
囲気を調整する雰囲気ガス導入手段と、 該脱脂容器に連結され、該脱脂容器内部のガ
スを排出するガス排出手段と、 該脱脂炉本体の一部に設置され、該脱脂炉本
体内部空気の加熱手段と、 該脱脂炉本体の内部に設置され、該加熱手段
により加熱された熱ガスの流れを該脱脂炉本体
内へ案内する送風器とを有し、 該雰囲気ガス導入手段は、該脱脂炉本体内の
酸素濃度を検出するセンサおよび該センサの検
出結果に応じて該脱脂炉本体内のガス濃度をフ
イードバツク調整する制御部を具備しており、
また該脱脂容器は、その脱脂容器内の温度の均
一化を促進するため回転可能に保持装置により
保持されていることを特徴とするセラミツク射
出成形体の脱脂装置。 (2) 上記雰囲気ガスは不活性ガスである実用新案
登録請求の範囲第１項記載のセラミツク射出成
形体の脱脂装置。[Scope of Claim for Utility Model Registration] (1) A degreasing furnace body having an air inlet, an air outlet, and at least one side surface that can be opened and closed, and a ceramic injection molded article that is carried into and taken out of the degreasing furnace body. a degreasing container; a suction means connected to the degreasing container and sucking out air from inside the degreasing container; an atmospheric gas introducing means connected to the degreasing container and adjusting the atmosphere inside the degreasing container; a gas exhaust means for discharging the gas inside the degreasing container; a means for heating the air inside the degreasing furnace body, installed in a part of the degreasing furnace body; and a means for heating the air inside the degreasing furnace body, installed inside the degreasing furnace body. a blower for guiding a flow of hot gas heated by means into the degreasing furnace main body; It is equipped with a control unit that feedback-adjusts the gas concentration within the degreasing furnace body according to the
A degreasing apparatus for a ceramic injection molded article, wherein the degreasing container is rotatably held by a holding device to promote uniformity of temperature within the degreasing container. (2) The degreasing apparatus for ceramic injection molded bodies according to claim 1, wherein the atmospheric gas is an inert gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6795886U JPH0410197Y2 (en) | 1986-05-06 | 1986-05-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6795886U JPH0410197Y2 (en) | 1986-05-06 | 1986-05-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62180038U JPS62180038U (en) | 1987-11-16 |
| JPH0410197Y2 true JPH0410197Y2 (en) | 1992-03-13 |
Family
ID=30907337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6795886U Expired JPH0410197Y2 (en) | 1986-05-06 | 1986-05-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0410197Y2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0711132Y2 (en) * | 1989-03-25 | 1995-03-15 | スズキ株式会社 | Sintering equipment |
| JP4519302B2 (en) * | 2000-10-24 | 2010-08-04 | 株式会社ダイヤメット | Sintered product manufacturing apparatus and method |
| JP6561818B2 (en) * | 2015-12-15 | 2019-08-21 | 富士電機機器制御株式会社 | Heat treatment equipment |
| CN118647590A (en) * | 2022-05-13 | 2024-09-13 | 株式会社岛津制作所 | Degreasing device |
-
1986
- 1986-05-06 JP JP6795886U patent/JPH0410197Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62180038U (en) | 1987-11-16 |
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