JPH09314667A - Bonding of plate materials - Google Patents
Bonding of plate materialsInfo
- Publication number
- JPH09314667A JPH09314667A JP8138857A JP13885796A JPH09314667A JP H09314667 A JPH09314667 A JP H09314667A JP 8138857 A JP8138857 A JP 8138857A JP 13885796 A JP13885796 A JP 13885796A JP H09314667 A JPH09314667 A JP H09314667A
- Authority
- JP
- Japan
- Prior art keywords
- shell
- joining
- reinforced plastic
- plate
- outer shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Moulding By Coating Moulds (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
(57)【要約】
【課題】 板材同士を簡便に接合することができ、接合
部分の信頼性を高めることのできる板材の接合方法を提
供する。
【解決手段】 強化プラスチック板２，３の縁部を対向
させて突き合わせ、その突き合わせ部分Ｓを覆うように
して被覆テープ材４を貼り付け、その被覆テープ材４上
からハンドレイアップまたはスプレーアップを施せば、
強化プラスチック板２，３を突き合わせた隙間から樹脂
が侵入することなく、強化プラスチック板同士を接合一
体化することができる。
(57) [Abstract] [PROBLEMS] To provide a method for joining plate materials, which allows plate materials to be easily joined to each other and enhances reliability of a joined portion. SOLUTION: The edge portions of reinforced plastic plates 2 and 3 are opposed to each other and abutted, a covering tape material 4 is attached so as to cover the abutting portion S, and a hand layup or a spray up is performed on the covering tape material 4. If given,
The reinforced plastic plates can be joined and integrated with each other without the resin invading through the gap where the reinforced plastic plates 2 and 3 are butted.
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、板材を接合して広
面を形成する方法に関し、より詳しくは二重殻地下タン
クの外殻接合に好適である板材の接合方法に関するもの
である。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for joining plate materials to form a wide surface, and more particularly to a method for joining plate materials suitable for joining outer shells of a double shell underground tank.
【０００２】[0002]
【従来の技術】従来、板材として例えばＦＲＰ板を接合
し広面を形成する一般的な方法としては、ＦＲＰ接合部
をガラス繊維基材（強化用繊維）と不飽和ポリエステル
樹脂（液状熱硬化性樹脂）とで積層する方法、或いは、
枠内にＦＲＰ板を嵌め込む方法が知られている。2. Description of the Related Art Conventionally, as a general method for joining a FRP plate as a plate material to form a wide surface, a glass fiber base material (reinforcing fiber) and an unsaturated polyester resin (liquid thermosetting resin) are used for the FRP joint portion. ) And a method of laminating with, or
A method of fitting an FRP plate in a frame is known.
【０００３】より具体的に、給油所等に埋設される地下
タンクの外殻を例に取り説明すると、図３に示すように
金属製内殻５０と強化プラスチック製外殻５１からなる
ＳＦ二重殻仕様が導入されつつある。この種のＳＦタン
クの液相部における内殻５０と外殻５１との間に形成さ
れる微小な隙間（液漏れ検知層）５２は、液漏れ検知装
置５３の検知管５４と連通している。そしてその検知管
５４の下端には漏洩検知センサ５５が配置されている。
また、気相部においては内殻５０と外殻５１は接着固定
されている。このような構成により、液相部で液漏れが
生じると、その液は液漏れ検知層５２を伝って漏洩検知
センサ５５に到達し、検知管５４を介して外部の検知装
置５３で検知できるようになっている。More specifically, the outer shell of an underground tank buried in a gas station or the like will be described as an example. As shown in FIG. 3, an SF double shell consisting of a metal inner shell 50 and a reinforced plastic outer shell 51. Shell specifications are being introduced. A minute gap (liquid leakage detection layer) 52 formed between the inner shell 50 and the outer shell 51 in the liquid phase portion of this kind of SF tank communicates with the detection pipe 54 of the liquid leakage detection device 53. . A leak detection sensor 55 is arranged at the lower end of the detection tube 54.
Further, in the gas phase portion, the inner shell 50 and the outer shell 51 are adhesively fixed. With such a configuration, when liquid leakage occurs in the liquid phase portion, the liquid reaches the leakage detection sensor 55 through the liquid leakage detection layer 52 and can be detected by the external detection device 53 via the detection pipe 54. It has become.
【０００４】この種のＳＦタンクの外殻を形成する方法
としては、液状熱硬化性樹脂を強化用繊維に含浸・脱泡
し積層する方法が知られており、その積層方法にはハン
ドレイアップ法またはスプレーアップ法がある。またこ
のようなハンドレイアップ法やスプレーアップ法に対し
て、強化プラスチック成形板を利用して工期を短縮し得
る施工方法も提案されている。詳しくは、複数の強化プ
ラスチック成形板を予め内殻形状に沿わせて湾曲加工
し、内殻接合線である溶着ビードを避けてその内殻上に
強化プラスチック成形板を離間配置し、対向する周方向
各端部に対しハンドレイアップを施し、それにより強化
プラスチック成形板の端部を接合するというものであ
る。As a method of forming the outer shell of this kind of SF tank, a method of impregnating and defoaming a reinforcing fiber with a liquid thermosetting resin and laminating it is known. Method or spray-up method. In addition, a construction method that can shorten the construction period by using a reinforced plastic molding plate has been proposed in contrast to the hand layup method and the spray up method. Specifically, a plurality of reinforced plastic molded plates are curved in advance along the inner shell shape, the welded beads that are the inner shell joining lines are avoided, and the reinforced plastic molded plates are spaced apart from each other on the inner shell. Hand lay-up is applied to each end of the direction, thereby joining the ends of the reinforced plastic molded plate.
【０００５】[0005]
【発明が解決しようとする課題】しかしながら、上記強
化プラスチック成形板をハンドレイアップ法またはスプ
レーアップ法で接合する場合、まず、溶着ビード部分に
パテを充填し、樹脂が内殻に侵入することを防止しつつ
外殻各端部に跨るようにしてＦＲＰ層を形成し、接合し
た各端部における接合強度の信頼性を高める必要があ
り、そのためには慎重なマスキング作業及びＦＲＰ積層
による接着・接合が重要であり、依然として多くの作業
工数が必要とされていた。However, when the above-mentioned reinforced plastic molded plates are joined by the hand lay-up method or the spray-up method, first, the weld bead portion is filled with putty to prevent the resin from entering the inner shell. It is necessary to form the FRP layer so as to straddle each end of the outer shell while preventing it, and to enhance the reliability of the joining strength at each joined end. For that purpose, careful masking work and adhesion / joining by FRP lamination are required. Was important and still required a lot of man-hours.
【０００６】本発明は以上のような従来のＳＦタンクの
外殻接合作業における課題を考慮してなされたものであ
り、板材の接合作業を簡便に行うことができ、しかも接
合部分の接合を確実にして信頼性を高めることができる
板材の接合方法を提供するものである。The present invention has been made in consideration of the above problems in the outer shell joining work of the SF tank, and the joining work of the plate materials can be easily performed, and the joining of the joining portions can be ensured. It is intended to provide a method of joining plate materials that can improve reliability.
【０００７】[0007]
【課題を解決するための手段】本発明は、板材の縁部を
対向させて突き合わせ、その突き合わせ部分を覆うよう
にして被覆テープ材を貼り付け、その被覆テープ材を含
む前記板材の突き合わせ部分に接着層を形成することに
より、板材同士を接合一体化する板材の接合方法であ
る。SUMMARY OF THE INVENTION According to the present invention, an edge portion of a plate material is abutted against each other and a covering tape material is attached so as to cover the abutting portion, and the covering tape material including the covering tape material is abutted on the abutting portion. This is a method for joining plate materials in which plate materials are joined and integrated by forming an adhesive layer.
【０００８】上記板材の具体例としては、ＦＲＰ板が示
される。また、上記接着層は、樹脂をガラス繊維基材に
含浸積層して接着補強したものが示される。An FRP plate is shown as a specific example of the plate material. Further, the above-mentioned adhesive layer is shown as one in which a resin is impregnated and laminated on a glass fiber base material to be adhesively reinforced.
【０００９】さらに、上記ＦＲＰ板の具体例としては、
二重殻構造体の内殻外面に沿わせて被覆される外殻が示
される。その二重殻構造体の代表例としては、金属製内
殻と強化プラスチック製外殻から構成される二重殻地下
タンクが示される。なお、上記金属製内殻は、自動溶接
により構成されたものであって溶着ビードをその内壁側
に有するものを使用することが好ましい。Further, as a specific example of the FRP plate,
The outer shell is shown coated along the outer surface of the inner shell of the double shell structure. A typical example of the double shell structure is a double shell underground tank composed of a metal inner shell and a reinforced plastic outer shell. In addition, it is preferable to use the metal inner shell which is formed by automatic welding and has a welding bead on the inner wall side thereof.
【００１０】上記二重殻地下タンクの外殻接合方法に用
いられる板材は、強化プラスチックシートを連続法で製
造する際に、必要により樹脂の熱歪温度以上の温度を付
与し、ロール状に巻き取ることによって湾曲成形したも
のを適用することができる。また、例えばフィラメント
ワインディング法にて内周長さが金属製内殻の内周長さ
よりも若干短いパイプを成形し、そのパイプを軸方向に
沿ってスリット状に切開することによっても得ることが
できる。The plate material used in the outer shell joining method of the double-shell underground tank is wound in a roll by giving a temperature higher than the heat distortion temperature of the resin, if necessary, when the reinforced plastic sheet is manufactured by the continuous method. By taking it, it is possible to apply a curved molding. Alternatively, for example, it can be obtained by forming a pipe having an inner peripheral length slightly shorter than the inner peripheral length of the metal inner shell by a filament winding method and cutting the pipe into a slit shape along the axial direction. .
【００１１】上記外殻板材の製造に使用される樹脂は熱
硬化性樹脂であり、例えばイソフタル酸系不飽和ポリエ
ステル樹脂，ビスフェノール系不飽和ポリエステル樹
脂，ビニルエステル樹脂またはエポキシ樹脂が好まし
い。また、ガラス繊維基材としては、例えばガラスチョ
ップドストランドマット，ガラスロービング，処理ガラ
スクロスまたはガラスロービングクロス等のガラス繊維
が使用できる。The resin used for producing the outer shell plate material is a thermosetting resin, and is preferably an isophthalic acid type unsaturated polyester resin, a bisphenol type unsaturated polyester resin, a vinyl ester resin or an epoxy resin. As the glass fiber base material, glass fibers such as glass chopped strand mat, glass roving, treated glass cloth or glass roving cloth can be used.
【００１２】二重殻地下タンクの外殻を接合する本発明
は、外壁面側に溶接ビードが形成されておらずフラット
に構成されている金属製内殻を積極的に利用するもので
あり、その内殻上に外殻としての強化プラスチック板を
被覆し、周方向端部を突合せ、その突合わせ部分を被覆
テープで被覆し、被覆テープ上からその突合せ部分にハ
ンドレイアップまたはスプレーアップを施し、接合一体
化するものである。なお、上記ハンドレイアップまたは
スプレーアップを施すことにより、ＦＲＰ層を積層形成
することが好ましい。The present invention for joining the outer shell of a double shell underground tank positively utilizes a metal inner shell which is flat and has no weld beads formed on the outer wall surface side. The inner shell is covered with a reinforced plastic plate as an outer shell, the circumferential ends are abutted, the abutted portion is covered with a covering tape, and the hand layup or spray-up is applied to the abutted portion from above the covering tape. , Are joined and integrated. In addition, it is preferable that the FRP layer is laminated and formed by performing the above hand layup or spray up.
【００１３】[0013]
【発明の実施の形態】以下、図面に示した実施例に基づ
いて本発明を詳細に説明する。本発明が適用される二重
殻構造体として、金属製内殻と強化プラスチック製外殻
からなるＳＦタンクを例に取り説明する。ＳＦタンクで
は、液相部において内殻と外殻との間に微小な隙間を確
保し、毛細管現象を利用して液漏れを検知するようにな
っている。従って、液相部については内殻と外殻が接着
しない構造が必要となる。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail based on embodiments shown in the drawings. As a double-shell structure to which the present invention is applied, an SF tank including a metal inner shell and a reinforced plastic outer shell will be described as an example. In the SF tank, a minute gap is secured between the inner shell and the outer shell in the liquid phase portion, and liquid leakage is detected by utilizing the capillary phenomenon. Therefore, the liquid phase part needs a structure in which the inner shell and the outer shell do not adhere to each other.
【００１４】そこで、外殻を突合せ接合する際には、そ
の突合せ部分（周方向目地となる部分）に施されるハン
ドレイアップによって樹脂が内殻まで侵入しないように
マスキングが行われる。具体的には、強化プラスチック
成形板の突合せ部分に跨って被覆テープ材としての両面
粘着テープを巻き付け、その上からハンドレイアップを
行なうことによって樹脂の侵入を防止している。Therefore, when the outer shells are butt-joined, masking is performed so that the resin does not enter the inner shells by the hand lay-up applied to the butt portions (portions that become joints in the circumferential direction). Specifically, a double-sided pressure-sensitive adhesive tape as a covering tape material is wound over the abutted portion of the reinforced plastic molded plate, and hand lay-up is performed from above to prevent the resin from entering.
【００１５】なお、両面粘着テープを使用する理由は、
テープ層に対し樹脂をある程度含浸させることにより樹
脂層と一体とし、テープ表面を境界として樹脂層が剥離
し強度低下を招くことを防止することにある。The reason for using the double-sided adhesive tape is as follows.
The tape layer is impregnated with resin to some extent so as to be integrated with the resin layer and to prevent the resin layer from peeling off at the tape surface as a boundary and causing a decrease in strength.
【００１６】図１は本実施例による外殻接合方法の手順
を示したものである。図１( ａ) において、まず、内殻
１の胴部外壁に沿わせて強化プラスチック成形板からな
る外殻（板材）２，３を取り付け、各強化プラスチック
成形板２，３における円周方向端部２ａ，３ａを突き合
わせる。FIG. 1 shows the procedure of the outer shell joining method according to this embodiment. In FIG. 1 (a), first, the outer shells (plate materials) 2 and 3 made of a reinforced plastic molded plate are attached along the outer wall of the body of the inner shell 1, and the circumferential ends of the reinforced plastic molded plates 2 and 3 are attached. The parts 2a and 3a are butted.
【００１７】突き合わせによって生じた目地Ｓに沿って
且つその目地Ｓを覆うようにして両面粘着テープ４を貼
り付け、それにより、後述するハンドレイアップの際に
樹脂が内殻１に侵入しないようマスキングを行う。A double-sided adhesive tape 4 is attached along the joint S formed by the butting so as to cover the joint S, thereby masking the resin so as not to enter the inner shell 1 at the time of hand layup described later. I do.
【００１８】次いで図１( ｂ) に示すように、両面粘着
テープ４上にガラス繊維基材としてのガラスロービング
マット５を敷設し、ローラ６または図示しないスプレー
を用いて樹脂を塗布し、加熱硬化させる。このようにし
て得られるＦＲＰ層（接着層）を、強化プラスチック成
形板２，３の厚さに対応して所定の厚さが得られるよう
積層することにより、強化プラスチック成形板の突合せ
部分を接合し一体化させる。なお、図１中、符号１ａは
内殻１の内壁側に形成されている溶着ビードを示してい
る。Next, as shown in FIG. 1 (b), a glass roving mat 5 as a glass fiber base material is laid on the double-sided adhesive tape 4, a resin is applied by using a roller 6 or a spray not shown, and heat-cured. Let The FRP layers (adhesive layers) thus obtained are laminated so that a predetermined thickness can be obtained corresponding to the thickness of the reinforced plastic molding plates 2 and 3 to join the abutted portions of the reinforced plastic molding plates. And integrate. In FIG. 1, reference numeral 1a indicates a weld bead formed on the inner wall side of the inner shell 1.
【００１９】図２は本実施例によって接合された外殻接
合部分を示したものである。金属製内殻１の厚さｔ1 は
６mmであり、強化プラスチック成形板２，３からなる外
殻の厚さｔ2 は２．５mmである。強化プラスチック成形
板２，３上にハンドレイアップまたはスプレーアップに
よって形成される接着層は、３層のＦＲＰ層７ａ，７
ｂ，７ｃの積層構造からなり、硬化後における幅Ｗ2 は
約４００mmに調整され、厚さｔ3 は約７．５mmに調整さ
れる。なお、図中、符号５ａ，５ｂ，５ｃは、それぞれ
幅１５０mm，幅２５０mm，幅３５０mmからなるガラスロ
ービングマットである。FIG. 2 shows an outer shell joint portion joined by this embodiment. The thickness t 1 of the metal inner shell 1 is 6 mm, and the thickness t 2 of the outer shell made of the reinforced plastic molding plates 2 and 3 is 2.5 mm. The adhesive layer formed on the reinforced plastic molded plates 2 and 3 by hand lay-up or spray-up is composed of three FRP layers 7a and 7
It has a laminated structure of b and 7c, and the width W 2 after curing is adjusted to about 400 mm, and the thickness t 3 is adjusted to about 7.5 mm. In the figure, reference numerals 5a, 5b and 5c are glass roving mats having a width of 150 mm, a width of 250 mm and a width of 350 mm, respectively.
【００２０】胴部外壁がフラットである内殻に対し、強
化プラスチック成形板を被覆してその周方向端部を突き
合せし、ハンドレイアップまたはスプレーアップを施す
ことにより、その突合せ部分を接合、一体化する本実施
例によれば、従来の接合方法の如く、内殻の胴部外壁に
形成された溶接ビードを避けて強化プラスチック成形板
の幅寸法を決める必要がなく、例えば溶接ビードの間隔
1524mmに制約されて従来1500mm幅で成形していたもの
を、成形機の能力が許す範囲で例えば約１．５倍に拡張
することができる。それにより、外殻を構成する強化プ
ラスチック成形板の使用枚数を削減することができると
ともに、外殻接合箇所を削減することができるため、外
殻接合作業を簡素化することが可能になる。しかも、接
合部分については突合せとすることができ、ハンドレイ
アップまたはスプレーアップの範囲が極めて縮小される
ため、接合部分の強度について信頼性を高めることがで
きる。The inner wall of which the outer wall of the body is flat is covered with a reinforced plastic molding plate, the circumferential ends thereof are butted, and hand laid up or sprayed up to join the butted parts. According to this embodiment of integration, unlike the conventional joining method, it is not necessary to avoid the welding beads formed on the outer wall of the body of the inner shell and to determine the width dimension of the reinforced plastic molded plate.
It is possible to expand what was conventionally molded with a width of 1500 mm with a limitation of 1524 mm to about 1.5 times as much as the capacity of the molding machine allows. As a result, the number of reinforced plastic molding plates constituting the outer shell can be reduced and the outer shell joining portion can be reduced, so that the outer shell joining work can be simplified. Moreover, the joints can be butt-matched, and the range of hand lay-up or spray-up can be greatly reduced, so that the reliability of the strength of the joints can be improved.
【００２１】なお、本発明の被覆テープ材は、上記実施
例では両面粘着テープで構成したが、これに限らず、片
面に接着剤が塗布された不織布または布テープ等、要す
るに樹脂の浸透を防ぐことができ、且つ接着性を有する
テープ材であれば、任意のものを使用することができ
る。Although the coated tape material of the present invention is composed of the double-sided adhesive tape in the above-mentioned embodiment, the present invention is not limited to this, and it is possible to prevent the penetration of resin, such as a non-woven fabric or a cloth tape having an adhesive applied on one side. Any tape material can be used as long as it is a tape material having adhesiveness.
【００２２】また、本発明は上述したように、給油所に
埋設される二重殻構造のＳＦタンクに好適に実施するこ
とができるが、これに限らず、各種燃料を貯蔵する容器
や溶剤を貯蔵する容器等を内殻とする二重殻構造体に適
用することができる。また、強化プラスチック板同士の
接合作業を始めとして、二重構造管における外殻の接合
作業、エキスパンション部における外殻の接合作業等、
要するに各種板材の接合に適用することができる。ま
た、本発明の板材は上記ＦＲＰ板に限らず、ＰＰ、Ｐ
Ｅ、スレート、塩化ビニル、ガラス、鉄板等が含まれ
る。Further, as described above, the present invention can be suitably applied to a double-shell structure SF tank buried in a gas filling station, but is not limited to this, and a container for storing various fuels or a solvent can be used. It can be applied to a double-shell structure having a storage container or the like as an inner shell. Also, starting with the work of joining the reinforced plastic plates together, the work of joining the outer shell in the double structure pipe, the work of joining the outer shell in the expansion section, etc.
In short, it can be applied to joining various plate materials. Further, the plate material of the present invention is not limited to the above FRP plate, but PP, P
E, slate, vinyl chloride, glass, iron plate, etc. are included.
【００２３】[0023]
【発明の効果】以上説明したことから明らかなように、
本発明によれば、突き合わせ部分の隙間に接着剤を侵入
させることなく板材同士を接合することができるという
長所を有する。また、本発明を二重殻地下タンクの外殻
接合に適用すれば、外殻の接合作業を簡便に行うことが
できるとともに、接合部分の信頼性を高めることができ
る。As is apparent from the above description,
According to the present invention, there is an advantage that the plate materials can be joined to each other without causing the adhesive to enter the gap between the butted portions. Further, when the present invention is applied to the outer shell joining of the double shell underground tank, the joining work of the outer shell can be easily performed and the reliability of the joined portion can be improved.
【図１】本発明の外殻接合方法の一実施例を示す斜視図
である。FIG. 1 is a perspective view showing an embodiment of an outer shell joining method of the present invention.
【図２】本発明による外殻接合部分の構成を示す断面図
である。FIG. 2 is a cross-sectional view showing a configuration of an outer shell joint portion according to the present invention.
【図３】従来の二重殻構造のＳＦタンクの構造を示す縦
断面図である。FIG. 3 is a vertical cross-sectional view showing a structure of a conventional double-shell structure SF tank.
１ 内殻 ２，３ 外殻 ２ａ，３ａ 円周方向端部 ４ 両面粘着テープ ５ ガラスロービングマット ６ ローラ 1 Inner shell 2,3 Outer shell 2a, 3a Circumferential end 4 Double-sided adhesive tape 5 Glass roving mat 6 Roller
フロントページの続き (72)発明者 宮脇 毅 大阪府吹田市西御旅町５番８号 株式会社 日本触媒内Front page continuation (72) Inventor Tsuyoshi Miyawaki 5-8 Nishimitabicho, Suita City, Osaka Prefecture Nihon Shokubai Co., Ltd.
Claims (5)
の突き合わせ部分を覆うようにして被覆テープ材を貼り
付け、その被覆テープ材を含む前記板材の突き合わせ部
分に接着層を形成することにより、前記板材同士を接合
一体化することを特徴とする板材の接合方法。1. A plate material is made to face each other and abutted against each other, a covering tape material is attached so as to cover the abutting portion, and an adhesive layer is formed at the abutting portion of the plate material including the covering tape material, A method for joining plate materials, characterized in that the plate materials are joined and integrated.
の接合方法。2. The joining method according to claim 1, wherein the plate material is made of FRP.
含浸積層して接着補強したものである請求項２記載の接
合方法。3. The joining method according to claim 2, wherein the adhesive layer is obtained by impregnating and laminating a resin on a glass fiber base material to bond and reinforce it.
沿わせて被覆される外殻である請求項２記載の接合方
法。4. The joining method according to claim 2, wherein the plate member is an outer shell that is coated along the outer surface of the inner shell of the double shell structure.
プラスチック製外殻から構成される二重殻地下タンクで
ある請求項４記載の接合方法。5. The joining method according to claim 4, wherein the double shell structure is a double shell underground tank composed of a metal inner shell and a reinforced plastic outer shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13885796A JP3255014B2 (en) | 1996-05-31 | 1996-05-31 | Plate joining method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13885796A JP3255014B2 (en) | 1996-05-31 | 1996-05-31 | Plate joining method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH09314667A true JPH09314667A (en) | 1997-12-09 |
| JP3255014B2 JP3255014B2 (en) | 2002-02-12 |
Family
ID=15231776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13885796A Expired - Lifetime JP3255014B2 (en) | 1996-05-31 | 1996-05-31 | Plate joining method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3255014B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000102982A (en) * | 1998-09-30 | 2000-04-11 | Toray Ind Inc | FRP structure and method of manufacturing the same |
| JP2023069908A (en) * | 2021-11-08 | 2023-05-18 | 株式会社技研 | Installation structure of double-shell tank |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8580315B2 (en) | 2004-03-10 | 2013-11-12 | Esm Technologies, Llc | Anti-inflammatory activity of eggshell membrane and processed eggshell membrane preparations |
-
1996
- 1996-05-31 JP JP13885796A patent/JP3255014B2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000102982A (en) * | 1998-09-30 | 2000-04-11 | Toray Ind Inc | FRP structure and method of manufacturing the same |
| JP2023069908A (en) * | 2021-11-08 | 2023-05-18 | 株式会社技研 | Installation structure of double-shell tank |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3255014B2 (en) | 2002-02-12 |
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