JPH08131848A - Catalyst carrier for purification of exhaust gas - Google Patents
Catalyst carrier for purification of exhaust gasInfo
- Publication number
- JPH08131848A JPH08131848A JP6306801A JP30680194A JPH08131848A JP H08131848 A JPH08131848 A JP H08131848A JP 6306801 A JP6306801 A JP 6306801A JP 30680194 A JP30680194 A JP 30680194A JP H08131848 A JPH08131848 A JP H08131848A
- Authority
- JP
- Japan
- Prior art keywords
- fin
- exhaust gas
- catalyst carrier
- view
- corrugated
- 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
- 239000003054 catalyst Substances 0.000 title claims description 19
- 238000000746 purification Methods 0.000 title description 2
- 238000005219 brazing Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
- F01N3/2807—Metal other than sintered metal
- F01N3/281—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates
- F01N3/2814—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates all sheets, plates or foils being corrugated
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は内燃機関の排気ガスを浄
化するための触媒担持体に関し、特に平板とコルゲート
板との積層体からなるものに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a catalyst carrier for purifying exhaust gas from an internal combustion engine, and more particularly to a catalyst carrier comprising a flat plate and a corrugated plate.
【０００２】[0002]
【従来の技術】夫々帯状の波形プレートと平坦なプレー
トとを重ね合わせ、それらを渦巻き状に巻回すると共
に、両プレート間をろう付け固定して、触媒物質担持マ
トリックスを製造する方法が特公昭６３−４４４６６号
として知られている。2. Description of the Related Art A method for producing a catalyst substance-supporting matrix by superposing a band-shaped corrugated plate and a flat plate, winding them spirally, and brazing and fixing the plates together Known as 63-44466.
【０００３】[0003]
【発明が解決しようとする課題】従来方法は、平坦な鋼
板と波形の鋼板との間をろう付け固定するため、その製
作が面倒であると共に、過大な熱膨張が生じると、ろう
付け部に亀裂が生じる虞がある。そこで本発明は、使用
中に熱膨張を充分吸収することができると共に、各層の
軸線移動を防止し且つ、乱流を効果的に起こす排気ガス
浄化用触媒担持体を提供することを目的とし、その目的
達成のために次の構成をとる。In the conventional method, a flat steel plate and a corrugated steel plate are fixed by brazing, so that the manufacturing thereof is troublesome, and if excessive thermal expansion occurs, the brazing part Cracks may occur. Therefore, the present invention aims to provide an exhaust gas purifying catalyst carrier that can sufficiently absorb thermal expansion during use, prevent axial movement of each layer, and effectively cause turbulence. The following structure is adopted to achieve the purpose.
【０００４】[0004]
【課題を解決するための手段】本発明の排気ガス浄化用
触媒担持体は、長手方向に波が進行するコルゲートフィ
ン１と、長手方向に平坦なプレートフィン２とを有し、
両フィン１，２が重ね合わされて、それらが渦巻き状に
形成されてコア３を構成し、該コア３の外周がケーシン
グ４で被嵌され、高温の排気ガスが前記各フィンの幅方
向に流通されるものにおいて、前記コルゲートフィン１
の波の頂部および谷部に係合用の凹部６または凸部６ａ
あるいは欠切部７が形成され、それらの凹凸または欠切
部に整合するように、前記プレートフィン２の両面に多
数の係止用の凸部５または凹部あるいは欠切部が形成さ
れたものである。また本発明の好ましい実施例は、係止
用の凸部５および前記係合用の凹部６が夫々、そのフィ
ンの幅方向両側に開口８を有するように切り起こされた
ものである。An exhaust gas purifying catalyst carrier of the present invention has a corrugated fin 1 in which a wave travels in a longitudinal direction, and a plate fin 2 flat in a longitudinal direction.
The fins 1 and 2 are overlapped with each other to form a spiral shape to form a core 3, the outer periphery of the core 3 is fitted with a casing 4, and hot exhaust gas flows in the width direction of each fin. In which the corrugated fin 1
Concave portion 6 or convex portion 6a for engaging with the crest and valley of the wave
Alternatively, notches 7 are formed, and a large number of protrusions 5 or recesses or notches for locking are formed on both surfaces of the plate fin 2 so as to match the irregularities or the notches. is there. Further, in a preferred embodiment of the present invention, the convex portion 5 for locking and the concave portion 6 for engagement are cut and raised so as to have openings 8 on both sides in the width direction of the fin.
【０００５】[0005]
【実施例】次に、図面に基づいて本発明の各実施例につ
き説明する。図１〜図３は本発明の第一実施例であっ
て、図１はその要部分解説明図、図２は同担持体の製造
工程を示す説明図、図３はその組立状態の要部縦断面図
（図１の III− III方向）である。この実施例の触媒担
持体は長手方向に波が進行するコルゲートフィン１と同
様に長手方向に平坦なプレートフィン２とを有し、コル
ゲートフィン１の波の頂部および底部外面には夫々凹部
６が形成されている。また、プレートフィン２は夫々の
凹部６に整合する位置でその両面に帯状の凸部５が長手
方向に連続して形成されている。そして、凸部５と凹部
６とが夫々整合し、図２に示す如く渦巻き状に巻回され
るものである。それにより、各層間は軸方向に固定され
る。即ち、図３に示す如く凹部６と凸部５とが嵌着しそ
れによりコルゲートフィン１とプレートフィン２との軸
方向への相対移動を阻止するものである。そして、図６
に示す如く外周にケーシング４が嵌着される。図３の実
施例ではそのケーシング４に設けられた凹部および凸部
が夫々プレートフィン２の凹凸に整合する。なお、図３
においてはケーシング４及び凸部５は環状で且つ断面が
なだらかな山形に形成されている。Embodiments of the present invention will now be described with reference to the drawings. 1 to 3 show a first embodiment of the present invention, FIG. 1 is an exploded view of essential parts thereof, FIG. 2 is an explanatory view showing a manufacturing process of the carrier, and FIG. It is a longitudinal cross-sectional view (III-III direction of FIG. 1). The catalyst carrier of this example has corrugated fins 1 in which the waves propagate in the longitudinal direction and plate fins 2 that are flat in the longitudinal direction, and the corrugated fins 1 have concave portions 6 on the outer surfaces of the top and bottom of the waves. Has been formed. In addition, the plate fins 2 have strip-shaped projections 5 continuously formed in the longitudinal direction on both surfaces of the plate fins 2 at positions aligned with the respective recesses 6. Then, the convex portion 5 and the concave portion 6 are aligned with each other, and are spirally wound as shown in FIG. Thereby, the layers are fixed in the axial direction. That is, as shown in FIG. 3, the concave portion 6 and the convex portion 5 are fitted to each other, thereby preventing relative movement of the corrugated fin 1 and the plate fin 2 in the axial direction. And FIG.
The casing 4 is fitted on the outer periphery as shown in FIG. In the embodiment of FIG. 3, the concave and convex portions provided on the casing 4 are aligned with the concave and convex portions of the plate fin 2, respectively. Note that FIG.
In, the casing 4 and the convex portion 5 are formed in an annular shape with a gentle cross section.
【０００６】次に図４の実施例では、ケーシング４及び
コルゲートフィン１，プレートフィン２の夫々の凸部５
及び凹部６が台形状に形成されている。さらに、図５の
実施例においては、夫々の凸部５及び凹部６が三角波状
に形成されている。そして、これらコルゲートフィン１
及びプレートフィン２を渦巻き状に形成することにより
コア３を構成する。又、図７の如くコア３のプレートフ
ィン２の最も外側の端部９を折り曲げ、その折り曲げ部
をケーシング４の係止孔10に嵌入することにより、コア
３全体とケーシング４とを軸方向に固定することもでき
る。あるいは、図８の如くコア３の両端にストッパ12を
設けても良い。又、このストッパ１２のステー部分を図
２７に示す如く湾曲させることができる。それにより、
熱膨張に耐え得るものとなる。なお、このストッパ１２
はケーシング４にろう付けしても、或いはステー用の図
示しない環状凹部をケーシング内面に形成し、そこに嵌
着するようにしてもよい。Next, in the embodiment shown in FIG. 4, the convex portions 5 of the casing 4 and the corrugated fins 1 and the plate fins 2 are formed.
Also, the recess 6 is formed in a trapezoidal shape. Further, in the embodiment of FIG. 5, the respective convex portions 5 and concave portions 6 are formed in a triangular wave shape. And these corrugated fins 1
The core 3 is formed by forming the plate fin 2 in a spiral shape. Further, as shown in FIG. 7, the outermost end 9 of the plate fin 2 of the core 3 is bent, and the bent portion is fitted into the locking hole 10 of the casing 4, whereby the entire core 3 and the casing 4 are axially moved. It can also be fixed. Alternatively, stoppers 12 may be provided at both ends of the core 3 as shown in FIG. Further, the stay portion of the stopper 12 can be curved as shown in FIG. Thereby,
It can withstand thermal expansion. In addition, this stopper 12
May be brazed to the casing 4, or an annular recess (not shown) for the stay may be formed on the inner surface of the casing and fitted therein.
【０００７】次に図９の実施例は、コルゲートフィン１
の波の頂部および谷部に夫々欠切部７を形成したもので
ある。そして図１０の如く、その欠切部７にプレートフ
ィン２の凸部５が嵌着される。なお、この場合にプレー
トフィンの凸部５はなだらかな山形に形成されている
が、図２３，図２４に示す如くその凸部を台形状又は鋸
歯状に形成してもよい。次に図１１は、図１の実施例の
構成に加えてコルゲートフィン１の頂部および谷部に夫
々凸部６ａを突設させたものである。そして、コルゲー
トフィン１とプレートフィン２との嵌着状態を図１２の
如く構成したものである。この場合にも凸部６ａを図２
１及び図２２に示す如く、台形状または鋸歯状に形成し
てもよい。Next, the embodiment shown in FIG. 9 has a corrugated fin 1
The notch 7 is formed at each of the top and the valley of the wave. Then, as shown in FIG. 10, the convex portion 5 of the plate fin 2 is fitted into the cutout portion 7. In this case, the convex portion 5 of the plate fin is formed in a gentle mountain shape, but the convex portion may be formed in a trapezoidal shape or a sawtooth shape as shown in FIGS. Next, FIG. 11 shows a configuration in which, in addition to the configuration of the embodiment of FIG. 1, convex portions 6a are provided at the top and the valley of the corrugated fin 1, respectively. The corrugated fin 1 and the plate fin 2 are fitted together as shown in FIG. Also in this case, the convex portion 6a is not shown in FIG.
As shown in FIG. 1 and FIG. 22, it may be formed in a trapezoidal shape or a sawtooth shape.
【０００８】次に図１３及び図１４は他の実施例であ
り、この実施例ではコルゲートフィン１の頂部および谷
部に形成された凹部６の両側に開口８が形成されてい
る。そして、この凹部６にプレートフィン２の凸部５が
図１４の如く嵌着するものである。また、図１５の実施
例では前記図１３の実施例の凹部６に加えて波の頂部お
よび谷部に夫々凸部６ａが突設され且つその凸部６ａの
両側が開口するように切り起こされたものである。そし
て、図１６の如くコルゲートフィン１とプレートフィン
２とが係合するものである。次に図１７及び図１８は本
発明のさらに他の実施例であり、この実施例はプレート
フィン２の長手方向に多数の凸部５が切り起こしにより
不連続に配列され、その両側に開口８が形成されてい
る。そして、夫々の凸部５がコルゲートフィン１の凹部
６に図１８の如く嵌着され、排気ガス13が矢印の如く流
通し、その攪拌を促すと共に排気ガス13の接触面積を増
大させるものである。Next, FIGS. 13 and 14 show another embodiment. In this embodiment, openings 8 are formed on both sides of a recess 6 formed at the top and the valley of the corrugated fin 1. Then, the convex portion 5 of the plate fin 2 is fitted into the concave portion 6 as shown in FIG. In addition, in the embodiment of FIG. 15, in addition to the recess 6 of the embodiment of FIG. 13, projections 6a are respectively provided at the crest and the valley of the wave, and both sides of the projection 6a are cut and raised. It is a thing. Then, as shown in FIG. 16, the corrugated fins 1 and the plate fins 2 are engaged with each other. Next, FIGS. 17 and 18 show still another embodiment of the present invention. In this embodiment, a large number of convex portions 5 are discontinuously arranged by cutting and raising in the longitudinal direction of the plate fin 2, and openings 8 are formed on both sides thereof. Are formed. Then, the respective convex portions 5 are fitted into the concave portions 6 of the corrugated fins 1 as shown in FIG. 18, and the exhaust gas 13 flows as shown by the arrows to promote its stirring and increase the contact area of the exhaust gas 13. .
【０００９】また図１９は、コルゲートフィン１の頂部
および谷部に三角状の欠切部７が形成され、その欠切部
７に整合するようにプレートフィン２の両面に切り起こ
し部14が切り起こし形成されている。そして、その切り
起こし部14と欠切部７とが図２０の如く係合されるもの
である。そして、排気ガス13は矢印の如くコルゲートフ
ィン１の表面側と裏面側とを貫通するように流通する。
同様に図２５又は図２６の如く、切り起こし部形状を他
の形状に形成してもよい。In FIG. 19, triangular cutouts 7 are formed at the top and valley of the corrugated fin 1, and cut-and-raised portions 14 are cut on both sides of the plate fin 2 so as to be aligned with the cutouts 7. Raised and formed. The cut-and-raised portion 14 and the cutout portion 7 are engaged with each other as shown in FIG. Then, the exhaust gas 13 flows so as to penetrate the front side and the back side of the corrugated fin 1 as indicated by the arrow.
Similarly, as shown in FIG. 25 or 26, the shape of the cut-and-raised portion may be formed in another shape.
【００１０】[0010]
【発明の作用・効果】本発明の排気ガス浄化用触媒担持
体は、コルゲートフィン１の波の頂部および谷部に係合
用の凹部６あるいは欠切部７が形成され、それに整合す
る係止用の凸部５等がプレートフィン２の両面に設けら
れたから、両者が互いに嵌合し、両部材を効率的に且つ
確実に係合させ、渦巻き状の層の軸線移動を防止すると
共に、乱流を効果的に起こさせることができる。次に、
係止用の凸部５及び係合用の凹部６が夫々、そのフィン
の幅方向両側に開口８を形成するように切り起こしたも
のにおいては、その係合部における排気ガスの流通を円
滑に確保すると共に、担持体との接触面積を増加し、排
気ガス浄化作用を効率良く行うことができる。In the catalyst carrier for purifying exhaust gas of the present invention, the corrugated fins 1 are formed with engaging recesses 6 or cutouts 7 at the top and the bottom of the corrugated fin 1, and are engaged with the corrugated fins 1 to engage with them. Since the convex portions 5 and the like are provided on both sides of the plate fin 2, they are fitted to each other to efficiently and surely engage both members, prevent axial movement of the spiral layer, and prevent turbulent flow. Can be caused effectively. next,
In the case where the engaging convex portion 5 and the engaging concave portion 6 are cut and raised so as to form the openings 8 on both sides in the width direction of the fin, the exhaust gas is smoothly flowed in the engaging portion. In addition, the contact area with the carrier can be increased, and the exhaust gas purification action can be efficiently performed.
【図１】本発明の第一実施例の触媒担持体の要部分解説
明図。FIG. 1 is an exploded view of a main part of a catalyst carrier according to a first embodiment of the present invention.
【図２】図１のコア３の製造方法を示す説明図。FIG. 2 is an explanatory view showing a method of manufacturing the core 3 of FIG.
【図３】同触媒担持体の縦断面略図であって、図１を I
II− III方向に切断したもの。FIG. 3 is a schematic vertical cross-sectional view of the catalyst carrier, showing FIG.
Cut in the II-III direction.
【図４】本発明の第二実施例の横断面略図であって、図
３と同様の方向から見たもの。FIG. 4 is a schematic cross-sectional view of the second embodiment of the present invention, viewed from the same direction as in FIG.
【図５】同第三実施例の縦断面図。FIG. 5 is a vertical sectional view of the third embodiment.
【図６】本発明の触媒担持体の正面図。FIG. 6 is a front view of the catalyst carrier of the present invention.
【図７】図６における VII部拡大図。7 is an enlarged view of part VII in FIG.
【図８】本発明の触媒担持体の外観を示す他の実施例の
斜視図。FIG. 8 is a perspective view of another embodiment showing the appearance of the catalyst carrier of the present invention.
【図９】本発明の触媒担持体のコア部分解説明図であっ
て、他の実施例を示す。FIG. 9 is an exploded view of the core portion of the catalyst carrier of the present invention, showing another embodiment.
【図１０】図９の実施例を組み立てた状態の触媒担持体
の縦断面図略図。FIG. 10 is a schematic vertical cross-sectional view of the catalyst carrier in the assembled state of the embodiment of FIG.
【図１１】触媒担持体のさらに他の実施例の分解説明
図。FIG. 11 is an exploded explanatory view of still another embodiment of the catalyst carrier.
【図１２】同縦断面図。FIG. 12 is a vertical sectional view of the same.
【図１３】さらに他の実施例の分解斜視図。FIG. 13 is an exploded perspective view of yet another embodiment.
【図１４】同縦断面略図。FIG. 14 is a schematic vertical sectional view of the same.
【図１５】さらに他の実施例の分解斜視図。FIG. 15 is an exploded perspective view of still another embodiment.
【図１６】同組立状態の縦断面図。FIG. 16 is a vertical cross-sectional view of the assembled state.
【図１７】さらに他の実施例の分解斜視図。FIG. 17 is an exploded perspective view of yet another embodiment.
【図１８】同組立状態の縦断面図。FIG. 18 is a vertical cross-sectional view of the assembled state.
【図１９】さらに他の実施例の分解斜視図。FIG. 19 is an exploded perspective view of still another embodiment.
【図２０】同組立状態の縦断面略図。FIG. 20 is a schematic vertical sectional view in the assembled state.
【図２１】さらに他の実施例の縦断面図。FIG. 21 is a vertical cross-sectional view of still another embodiment.
【図２２】さらに他の実施例の縦断面図。FIG. 22 is a vertical cross-sectional view of still another embodiment.
【図２３】さらに他の実施例の縦断面図。FIG. 23 is a vertical cross-sectional view of still another embodiment.
【図２４】さらに他の実施例の縦断面図。FIG. 24 is a vertical cross-sectional view of still another embodiment.
【図２５】さらに他の実施例の縦断面図。FIG. 25 is a vertical cross-sectional view of still another embodiment.
【図２６】さらに他の実施例の縦断面図。FIG. 26 is a vertical cross-sectional view of still another embodiment.
【図２７】本発明の触媒担持体の外観を示す他の実施例
の正面図。FIG. 27 is a front view of another embodiment showing the appearance of the catalyst carrier of the present invention.
１ コルゲートフィン ２ プレートフィン ３ コア ４ ケーシング ５ 凸部 ６ 凹部 ６ａ 凸部 ７ 欠切部 ８ 開口 ９ 端部 10 係止孔 11 環状凹部 12 ストッパ 13 排気ガス 14 切り起こし部 1 Corrugated fin 2 Plate fin 3 Core 4 Casing 5 Convex portion 6 Recessed portion 6a Recessed portion 6a Convex portion 7 Notched portion 8 Opening 9 End portion 10 Locking hole 11 Annular recessed portion 12 Stopper 13 Exhaust gas 14 Cut and raised portion
フロントページの続き (51)Int.Cl.6 識別記号 庁内整理番号 ＦＩ 技術表示箇所 Ｂ２３Ｋ 1/00 ３３０ Ｐ Ｆ０１Ｎ 3/28 ＺＡＢ Ｚ Continuation of front page (51) Int.Cl. 6 Identification code Office reference number FI Technical display location B23K 1/00 330 P F01N 3/28 ZAB Z
Claims (2)
ン１と、長手方向に平坦なプレートフィン２とを有し、
両フィン１，２が重ね合わされて、それらが渦巻き状に
形成されてコア３を構成し、 該コア３の外周がケーシング４で被嵌され、高温の排気
ガスが前記各フィンの幅方向に流通される排気ガス浄化
用触媒担持体において、 前記コルゲートフィン１の波の頂部および谷部に係合用
の凹部６または凸部６ａあるいは欠切部７が形成され、 それらの凹凸または欠切部に整合するように、前記プレ
ートフィン２の両面に多数の係止用の凸部５または凹部
あるいは欠切部が形成された排気ガス浄化用触媒担持
体。1. A corrugated fin 1 in which a wave travels in the longitudinal direction, and a plate fin 2 that is flat in the longitudinal direction,
The fins 1 and 2 are overlapped with each other and are formed in a spiral shape to form a core 3, the outer periphery of the core 3 is fitted with a casing 4, and hot exhaust gas flows in the width direction of each fin. In the exhaust gas purifying catalyst carrier to be formed, a concave portion 6 or a convex portion 6a for engagement or a cutout portion 7 is formed at the top and the valley of the corrugated fin 1 and is aligned with the unevenness or the cutout portion. As described above, an exhaust gas purifying catalyst carrier having a large number of locking projections 5 or recesses or cutouts formed on both sides of the plate fin 2.
そのフィンの幅方向両側に開口８が形成されるように切
り起こされた排気ガス浄化用触媒担持体。2. The locking projection 5 and the engagement recess 6 according to claim 1, respectively.
An exhaust gas purifying catalyst carrier that is cut and raised so that openings 8 are formed on both sides of the fin in the width direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6306801A JPH08131848A (en) | 1994-11-15 | 1994-11-15 | Catalyst carrier for purification of exhaust gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6306801A JPH08131848A (en) | 1994-11-15 | 1994-11-15 | Catalyst carrier for purification of exhaust gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH08131848A true JPH08131848A (en) | 1996-05-28 |
Family
ID=17961427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6306801A Pending JPH08131848A (en) | 1994-11-15 | 1994-11-15 | Catalyst carrier for purification of exhaust gas |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH08131848A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012524659A (en) * | 2009-04-24 | 2012-10-18 | エミテック ゲゼルシヤフト フユア エミツシオンス テクノロギー ミツト ベシユレンクテル ハフツング | Sheet metal layer with diffusion preventing structure and metal honeycomb body including at least one such sheet metal layer |
| US8296946B2 (en) | 2006-07-14 | 2012-10-30 | Emitec Gesellschaft Fuer Emissionstechnologie Mbh | Method for generating openings in a metal foil |
| JP2016107254A (en) * | 2014-12-02 | 2016-06-20 | 淳靖股▲ふん▼有限公司 | Filter core and method for manufacturing the same |
| JP2020501062A (en) * | 2016-10-31 | 2020-01-16 | ワットロー・エレクトリック・マニュファクチャリング・カンパニー | High power density adiabatic exhaust heating system |
| WO2022117474A1 (en) * | 2020-12-03 | 2022-06-09 | Vitesco Technologies GmbH | Catalytic converter for exhaust-gas aftertreatment |
-
1994
- 1994-11-15 JP JP6306801A patent/JPH08131848A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8296946B2 (en) | 2006-07-14 | 2012-10-30 | Emitec Gesellschaft Fuer Emissionstechnologie Mbh | Method for generating openings in a metal foil |
| JP2012524659A (en) * | 2009-04-24 | 2012-10-18 | エミテック ゲゼルシヤフト フユア エミツシオンス テクノロギー ミツト ベシユレンクテル ハフツング | Sheet metal layer with diffusion preventing structure and metal honeycomb body including at least one such sheet metal layer |
| JP2016107254A (en) * | 2014-12-02 | 2016-06-20 | 淳靖股▲ふん▼有限公司 | Filter core and method for manufacturing the same |
| JP2020501062A (en) * | 2016-10-31 | 2020-01-16 | ワットロー・エレクトリック・マニュファクチャリング・カンパニー | High power density adiabatic exhaust heating system |
| US11131227B2 (en) | 2016-10-31 | 2021-09-28 | Watlow Electric Manufacturing Company | High power density insulated exhaust heating system |
| US11408314B2 (en) | 2016-10-31 | 2022-08-09 | Watlow Electric Manufacturing Company | High power density insulated exhaust heating system |
| JP2022119845A (en) * | 2016-10-31 | 2022-08-17 | ワットロー・エレクトリック・マニュファクチャリング・カンパニー | Heating apparatus |
| US11585252B2 (en) | 2016-10-31 | 2023-02-21 | Watlow Electric Manufacturing Company | High power density insulated exhaust heating system |
| WO2022117474A1 (en) * | 2020-12-03 | 2022-06-09 | Vitesco Technologies GmbH | Catalytic converter for exhaust-gas aftertreatment |
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