JP2001066217A - Method for inspecting weld of lined tank - Google Patents

Method for inspecting weld of lined tank

Info

Publication number
JP2001066217A
JP2001066217A JP24379099A JP24379099A JP2001066217A JP 2001066217 A JP2001066217 A JP 2001066217A JP 24379099 A JP24379099 A JP 24379099A JP 24379099 A JP24379099 A JP 24379099A JP 2001066217 A JP2001066217 A JP 2001066217A
Authority
JP
Japan
Prior art keywords
synthetic resin
water
welding
weld
plate
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
Application number
JP24379099A
Other languages
Japanese (ja)
Inventor
Masahisa Sonko
昌久 孫工
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sekisui Chemical Co Ltd
Original Assignee
Sekisui Chemical Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sekisui Chemical Co Ltd filed Critical Sekisui Chemical Co Ltd
Priority to JP24379099A priority Critical patent/JP2001066217A/en
Publication of JP2001066217A publication Critical patent/JP2001066217A/en
Pending legal-status Critical Current

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00Energy generation of nuclear origin
    • Y02E30/30Nuclear fission reactors

Abstract

PROBLEM TO BE SOLVED: To provide a method for inspecting weld of lining tank which does not make waterproof tests troublesome nor imperfect. SOLUTION: In a method for inspecting weld of a lining tank which is lined with a plurality of synthetic resin plates 1, 1,... joined to each other by welding, both end sections of a synthetic resin coating sheet 3 are welded to both synthetic resin plates 1 and 1 astride the weld 2 between the plates 1 and 1, and a water pressure is applied to the weld 2 by joining the front end of a water pipe 5 to a through hole 32 formed through the coating sheet 3 and sending water to the pipe 5.

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明が属する技術分野】本発明は、例えば、複数枚の
合成樹脂板を溶接により接合して内張りしたライニング
槽の溶接検査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 inspecting the welding of a lining tank in which a plurality of synthetic resin plates are joined by welding and lined.

【0002】[0002]

【従来の技術】従来、複数枚の合成樹脂板を溶接により
接合して内張りしたライニング槽に溶接検査方法におい
ては、ライニング槽内に水を溜めて合成樹脂板の溶接部
の水漏れの有無を検査をしていた。或いは、ライニング
槽内に水を溜めることなく合成樹脂板の溶接部に一々ピ
ンホールテスターを当てて水漏れの有無を検査をしてい
た。
2. Description of the Related Art Conventionally, in a welding inspection method for a lining tank in which a plurality of synthetic resin plates are joined by welding and lined, water is accumulated in the lining tank to check whether or not water leaks from a welded portion of the synthetic resin plate. Had been inspected. Alternatively, a pinhole tester is applied to the welded portion of the synthetic resin plate one by one without storing water in the lining tank to inspect for water leakage.

【0003】[0003]

【発明が解決しようとする課題】しかしながら、従来の
ように、溶接部の水漏れの有無を検査するためにライニ
ング槽内に一々水を溜めるのは、水を溜める作業や抜く
作業が必要であり、煩瑣であった。
However, as in the prior art, it is necessary to collect and drain water in the lining tank in order to check the presence or absence of water leakage at the welded portion. It was complicated.

【0004】又、合成樹脂板の溶接部に一々ピンホール
テスターを当てて水漏れの有無を検査する方法において
は、溶接部が長大な場合には、ピンホールテスターを当
てる箇所が長大となり、ピンホールテスターを当てない
箇所が増加し、水漏れ検査が不完全とならざるを得な
い。
Further, in the method of inspecting the presence or absence of water leakage by applying a pinhole tester to a welded portion of a synthetic resin plate one by one, if the welded portion is long, the location to which the pinhole tester is applied becomes long, The number of places where a hole tester is not applied increases, and water leak inspection must be incomplete.

【0005】本発明は、従来のライニング槽の溶接検査
方法における叙上の問題点に着目してなされたものであ
り、その目的とするところは、上記の問題を解決し、水
漏れ検査が煩瑣ではなく、水漏れ検査が不完全となる恐
れのないライニング槽の溶接検査方法を提供することに
ある。
The present invention has been made in view of the above-mentioned problems in the conventional method for inspecting the welding of a lining tank. The object of the present invention is to solve the above-mentioned problems and to make the inspection of water leakage complicated. Rather, it is an object of the present invention to provide a method for inspecting the welding of a lining tub without the risk of incomplete water leak inspection.

【0006】[0006]

【課題を解決するための手段】上記目的を達成するため
に、本発明のライニング槽の溶接検査方法は、複数枚の
合成樹脂板を溶接により接合して内張りしたライニング
槽の溶接検査方法であって、合成樹脂板溶接部の上から
合成樹脂板溶接部を跨がるように合成樹脂被覆板の両端
部を双方の合成樹脂板に溶接し、合成樹脂被覆板に穿設
された透孔に送水管の先端を接合し、送水管に送水する
ことにより合成樹脂板溶接部に水圧を加えることを特徴
とするものである。
Means for Solving the Problems To achieve the above object, a method for inspecting welding of a lining tank according to the present invention is a method for inspecting welding of a lining tank in which a plurality of synthetic resin plates are joined by welding and lined. Then, weld both ends of the synthetic resin coated plate to both synthetic resin plates so as to straddle the synthetic resin plate welded portion from above the synthetic resin plate welded portion, and insert it into the through hole formed in the synthetic resin coated plate. The present invention is characterized in that a water pressure is applied to a welded portion of a synthetic resin plate by joining a tip of a water pipe and sending water to the water pipe.

【0007】本発明において、合成樹脂板や合成樹脂被
覆板の材質となる合成樹脂としては、特に限定されない
が、例えば、硬質塩化ビニル樹脂、ポリエチレン、ポリ
プロピレン、ポリカーボネート、ABS樹脂等が使用で
きる。
In the present invention, the synthetic resin used as the material of the synthetic resin plate or the synthetic resin coated plate is not particularly limited, but for example, hard vinyl chloride resin, polyethylene, polypropylene, polycarbonate, ABS resin and the like can be used.

【0008】又、本発明においては、溶接方法として
は、溶剤による溶接方法や加熱による溶接方法が使用で
き、加熱による溶接方法としては、熱風溶接、加熱器具
による溶接、赤外線溶接等の外部からの加熱による溶接
方法や高周波溶接、超音波溶接等の内部からの加熱によ
る溶接方法が使用できる。
In the present invention, a welding method using a solvent or a welding method using heating can be used as the welding method. Examples of the welding method using heating include external heating such as hot air welding, welding using a heating tool, and infrared welding. A welding method by heating, a welding method by heating from the inside, such as high-frequency welding and ultrasonic welding, can be used.

【0009】〔作用〕本発明のライニング槽の溶接検査
方法においては、合成樹脂板溶接部の上から合成樹脂板
溶接部を跨がるように合成樹脂被覆板の両端部を双方の
合成樹脂板に溶接し、合成樹脂被覆板に穿設された透孔
に送水管の先端を接合し、送水管に送水することにより
合成樹脂板溶接部に水圧を加えるものであるから、合成
樹脂板の溶接部が不完全に溶接されている場合には、水
漏れが生じ、水漏れの有無を検査することができる。
In the method for inspecting the welding of a lining tank according to the present invention, both ends of the synthetic resin coated plate are joined so as to straddle the synthetic resin plate weld from above the synthetic resin plate weld. To weld the synthetic resin plate by applying water pressure to the welded portion of the synthetic resin plate by joining the tip of the water pipe to the through hole formed in the synthetic resin coated plate and sending water to the water pipe. If the part is incompletely welded, water leakage will occur and it can be checked for water leakage.

【0010】従って、従来のようにライニング槽内に水
を溜めなくとも水漏れの有無を検査することができる。
又、合成樹脂被覆板によって広い範囲の合成樹脂板の溶
接部を覆うことにより送水管による水圧が広い範囲の合
成樹脂板の溶接部に及ぶので、広い範囲の合成樹脂板の
溶接部の水漏れを容易にチェックすることができる。
Therefore, it is possible to inspect the presence or absence of water leakage without storing water in the lining tank as in the prior art.
In addition, since the synthetic resin-coated plate covers the welded portion of the synthetic resin plate over a wide range, the water pressure of the water pipe extends over the welded portion of the synthetic resin plate over a wide range, so that water leaks from the welded portion of the synthetic resin plate over a wide range. Can be easily checked.

【0011】[0011]

【発明の実施の形態】次に、本発明の実施の形態を図面
を参照しながら説明する。図1は本発明に係る本発明の
ライニング槽の溶接検査方法の実施態様の要部を示す斜
視図、図2は図1に示す態様の断面図である。図1、2
において、1、1は隣接する硬質塩化ビニル樹脂板であ
り、隣接する硬質塩化ビニル樹脂板1、1は突き合わせ
溶接により接合されている。2は硬質塩化ビニル樹脂板
1、1の溶接接合部である。
Next, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a perspective view showing an essential part of an embodiment of a lining tank welding inspection method according to the present invention according to the present invention, and FIG. 2 is a sectional view of the embodiment shown in FIG. Figures 1 and 2
, 1 and 1 are adjacent hard vinyl chloride resin plates, and the adjacent hard vinyl chloride resin plates 1 and 1 are joined by butt welding. Reference numeral 2 denotes a welded joint between the hard vinyl chloride resin plates 1 and 1.

【0012】このようにして複数枚の硬質塩化ビニル樹
脂板1、1・・が溶接接合されることにより図3に示す
ようにライニング槽が形成される。図2、3において、
Cはライニング槽が設置されるコンクリート層、CSは
支持用チャンネル鋼、Sはライニング槽の本体である鋼
板、Gは硬質塩化ビニル樹脂板1と鋼板Sとの間に介在
されるゴムライニング層である。図4、5に拡大して示
すように、硬質塩化ビニル樹脂板1と鋼板Sとは鋼板S
に穿設されたねじ孔S1にボルトBがねじ込まれるとに
より取付けられている。12は硬質塩化ビニル樹脂製の
キャップであり、キャップ12によりボルトBの頭部が
被覆されている。
A plurality of hard vinyl chloride resin plates 1, 1,... Are thus welded and joined to form a lining tank as shown in FIG. 2 and 3,
C is a concrete layer in which a lining tank is installed, CS is a supporting channel steel, S is a steel plate which is the main body of the lining tank, and G is a rubber lining layer interposed between the hard vinyl chloride resin plate 1 and the steel plate S. is there. As shown in FIGS. 4 and 5 in an enlarged manner, the rigid polyvinyl chloride resin sheet 1 and the steel sheet S
Is mounted by screwing a bolt B into a screw hole S1 formed in the hole. Reference numeral 12 denotes a hard vinyl chloride resin cap, and the cap 12 covers the head of the bolt B.

【0013】尚、図3〜5において、11は硬質塩化ビ
ニル樹脂板1の折曲げ部、Aは溶接接合部2の直下に設
けられたピンホール確認用のアルミ箔又はニクロム線、
13は溶接部、C1はエポキシ樹脂塗料層、G1はコー
キングである。
3 to 5, reference numeral 11 denotes a bent portion of the hard vinyl chloride resin plate 1, A denotes an aluminum foil or nichrome wire for pinhole confirmation provided immediately below the welded joint 2,
13 is a welded part, C1 is an epoxy resin paint layer, and G1 is caulking.

【0014】図1において、3は硬質塩化ビニル樹脂製
の被覆板であり、図1に示すように、被覆板3を隣接す
る硬質塩化ビニル樹脂板1、1の上から硬質塩化ビニル
樹脂板1、1の溶接接合部2を跨がるように設置し、被
覆板3の両端部を双方の硬質塩化ビニル樹脂板1、1の
上面に重ね溶接する。4は被覆板3と硬質塩化ビニル樹
脂板1との重ね溶接部である。
In FIG. 1, reference numeral 3 denotes a cover plate made of a hard vinyl chloride resin, and as shown in FIG. 1 and 2 are placed so as to straddle the welded joint 2, and both ends of the cover plate 3 are overlapped and welded to the upper surfaces of the hard vinyl chloride resin plates 1 and 1. Reference numeral 4 denotes a lap weld between the cover plate 3 and the hard vinyl chloride resin plate 1.

【0015】被覆板3の下面には凹溝31が設けられ、
被覆板3の下面が硬質塩化ビニル樹脂板1、1の溶接接
合部2の盛り肉に接触しないようになっている。
A concave groove 31 is provided on the lower surface of the cover plate 3,
The lower surface of the cover plate 3 does not contact the fill of the welded joint 2 of the hard vinyl chloride resin plates 1, 1.

【0016】被覆板3には透孔32を穿設し、透孔32
に二点鎖線で示す送水管5の一端を接合し、送水管5の
他端を図示しない送水ポンプに接続し、送水管5に送水
することにより溶接接合部2及び重ね溶接部4に例えば
1kgf/cm2 程度の水圧を加える。
A through hole 32 is formed in the cover plate 3 and the through hole 32 is formed.
, One end of a water pipe 5 indicated by a two-dot chain line is connected, the other end of the water pipe 5 is connected to a water pump (not shown), and water is supplied to the water pipe 5 so that a 1 kgf / Cm 2 water pressure.

【0017】溶接接合部2及び重ね溶接部4のいずれか
が不完全であれば、溶接接合部2及び重ね溶接部4のい
ずれかから水漏れが生じるので、溶接接合部2及び重ね
溶接部4を検査することができる。
If any one of the weld joint 2 and the lap weld 4 is incomplete, water leaks from either the weld joint 2 or the lap weld 4, so that the weld joint 2 and the lap weld 4 are incomplete. Can be inspected.

【0018】図6は本発明方法を図3に示すライニング
層に適用した場合の展開説明図である。図6に示すよう
に、千鳥状に配置された複数枚の硬質塩化ビニル樹脂板
1、1・・の溶接接合部2の上に図1、2に示すよう
に、被覆板3を設置し重ね溶接する。ほぼ中央の被覆板
3の透孔32に送水管5の一端を接合し、送水管5の他
端に図示しない送水ポンプを接合することにより送水管
5に送水すると溶接接合部2に水圧が加わり、溶接接合
部2からの漏水の有無を確認することにより溶接接合部
2及び重ね溶接部を検査することができる。尚、33は
被覆板3に設けられた水止め部である。
FIG. 6 is a development explanatory view when the method of the present invention is applied to the lining layer shown in FIG. As shown in FIG. 6, as shown in FIGS. 1 and 2, a cover plate 3 is placed on a welded joint 2 of a plurality of hard vinyl chloride resin plates 1, 1... Weld. One end of the water pipe 5 is joined to the through hole 32 of the substantially central covering plate 3, and a water pump (not shown) is joined to the other end of the water pipe 5. When water is supplied to the water pipe 5, water pressure is applied to the welded joint 2. By checking the presence or absence of water leakage from the welded joint 2, the welded joint 2 and the lap weld can be inspected. Reference numeral 33 denotes a water stop provided on the cover plate 3.

【0019】尚、ライニング層の上方のコンクリート層
の高さH1は1250mm、ライニング層の高さH2は
5650mm、塩化ビニル樹脂板1の長辺の長さは20
00mm、短辺の長さは1000mm、厚さTは5mm
である。
The height H1 of the concrete layer above the lining layer is 1250 mm, the height H2 of the lining layer is 5650 mm, and the length of the long side of the polyvinyl chloride resin plate 1 is 20 mm.
00mm, short side length is 1000mm, thickness T is 5mm
It is.

【0020】以上、本発明の実施の形態を図により説明
したが、本発明の具体的な構成は図示の実施の形態に限
定されるものではなく、本発明の主旨を逸脱しない範囲
の設計変更は本発明に含まれる。
Although the embodiment of the present invention has been described with reference to the drawings, the specific configuration of the present invention is not limited to the illustrated embodiment, and the design change within a scope not departing from the gist of the present invention. Are included in the present invention.

【0021】例えば、図6に示すように、被覆板3の1
か所から送水管5により送水するようにする代わりに被
覆板3の複数箇所から送水するようにしてもよい。
For example, as shown in FIG.
Water may be sent from a plurality of locations on the cover plate 3 instead of being sent from the location by the water pipe 5.

【0022】[0022]

【発明の効果】本発明に係るライニング層の溶接検査方
法においては、合成樹脂板溶接部の上から合成樹脂板溶
接部を跨がるように合成樹脂被覆板の両端部を双方の合
成樹脂板に溶接し、合成樹脂被覆板に穿設された透孔に
送水管の先端を接合し、送水管に送水することにより合
成樹脂板溶接部に水圧を加えるものであるから、合成樹
脂板の溶接部が不完全に溶接されている場合には、水漏
れが生じ、水漏れの有無を検査することができる。
In the method for inspecting the welding of a lining layer according to the present invention, both ends of the synthetic resin coated plate are joined so as to straddle the synthetic resin plate weld from above the synthetic resin plate weld. To weld the synthetic resin plate by applying water pressure to the welded portion of the synthetic resin plate by joining the tip of the water pipe to the through hole formed in the synthetic resin coated plate and sending water to the water pipe. If the part is incompletely welded, water leakage will occur and it can be checked for water leakage.

【0023】従って、従来のようにライニング槽内に水
を溜めなくとも水漏れの有無を検査することができる。
又、合成樹脂被覆板によって広い範囲の合成樹脂板の溶
接部を覆うことにより送水管による水圧が広い範囲の合
成樹脂板の溶接部に及ぶので、広い範囲の合成樹脂板の
溶接部の水漏れを容易にチェックすることができる。
Therefore, it is possible to inspect the presence or absence of water leakage without storing water in the lining tank as in the prior art.
In addition, since the synthetic resin-coated plate covers the welded portion of the synthetic resin plate over a wide range, the water pressure of the water pipe extends over the welded portion of the synthetic resin plate over a wide range, so that water leaks from the welded portion of the synthetic resin plate over a wide range. Can be easily checked.

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明に係るライニング層の溶接検査方法の実
施態様を示す斜視図。
FIG. 1 is a perspective view showing an embodiment of a lining layer welding inspection method according to the present invention.

【図2】図1に示す実施態様の断面図。FIG. 2 is a cross-sectional view of the embodiment shown in FIG.

【図3】本発明方法により検査しようとするライニング
層の要部を示す断面図。
FIG. 3 is a sectional view showing a main part of a lining layer to be inspected by the method of the present invention.

【図4】図3の円IVの部分を拡大して示す断面図。FIG. 4 is an enlarged cross-sectional view showing a circle IV of FIG. 3;

【図5】図3の円Vの部分を拡大して示す断面図。FIG. 5 is an enlarged sectional view showing a circle V in FIG. 3;

【図6】本発明に係るライニング層の溶接検査方法の実
施態様を示す展開説明図。
FIG. 6 is a development explanatory view showing an embodiment of a lining layer welding inspection method according to the present invention.

【符号の説明】[Explanation of symbols]

1 硬質塩化ビニル樹脂板 11 折曲げ部 12 キャップ 2 溶接接合部 3 被覆板 31 凹溝 32 透孔 33 水止め部 4 重ね溶接部 5 送水管 A アルミ箔又はニクロム線 B ボルト C コンクリート層 CS チャンネル鋼 S 鋼板 DESCRIPTION OF SYMBOLS 1 Hard vinyl chloride resin plate 11 Bent part 12 Cap 2 Welding joint part 3 Covering plate 31 Groove 32 Through hole 33 Water stop part 4 Lap weld part 5 Water pipe A Aluminum foil or nichrome wire B Bolt C Concrete layer CS Channel steel S steel plate

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】 複数枚の合成樹脂板を溶接により接合し
て内張りしたライニング槽の溶接検査方法であって、合
成樹脂板溶接部の上から合成樹脂板溶接部を跨がるよう
に合成樹脂被覆板の両端部を双方の合成樹脂板に溶接
し、合成樹脂被覆板に穿設された透孔に送水管の先端を
接合し、送水管に送水することにより合成樹脂板溶接部
に水圧を加えることを特徴とするライニング槽の溶接検
査方法。
1. A welding inspection method for a lining tank in which a plurality of synthetic resin plates are joined by welding and lined, wherein the synthetic resin plate extends over the synthetic resin plate welding portion from above the synthetic resin plate welding portion. Both ends of the cover plate are welded to both synthetic resin plates, the tip of a water pipe is joined to a through hole formed in the synthetic resin cover plate, and water is supplied to the water pipe to apply water pressure to the weld portion of the synthetic resin plate. A method for inspecting welding of a lining tank, characterized by adding.
JP24379099A 1999-08-30 1999-08-30 Method for inspecting weld of lined tank Pending JP2001066217A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP24379099A JP2001066217A (en) 1999-08-30 1999-08-30 Method for inspecting weld of lined tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24379099A JP2001066217A (en) 1999-08-30 1999-08-30 Method for inspecting weld of lined tank

Publications (1)

Publication Number Publication Date
JP2001066217A true JP2001066217A (en) 2001-03-16

Family

ID=17109005

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24379099A Pending JP2001066217A (en) 1999-08-30 1999-08-30 Method for inspecting weld of lined tank

Country Status (1)

Country Link
JP (1) JP2001066217A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007506280A (en) * 2003-09-19 2007-03-15 キャボット マイクロエレクトロニクス コーポレイション Polishing pad with recessed window
JP2013036879A (en) * 2011-08-09 2013-02-21 Fujikura Ltd Resin container and method for detecting defective welding of resin container

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007506280A (en) * 2003-09-19 2007-03-15 キャボット マイクロエレクトロニクス コーポレイション Polishing pad with recessed window
JP2013036879A (en) * 2011-08-09 2013-02-21 Fujikura Ltd Resin container and method for detecting defective welding of resin container

Similar Documents

Publication Publication Date Title
JPS5869013A (en) Device for forming welded connected section with plastic pipe
JPS63167193A (en) Method of repairing branch section of pipe
JP2001066217A (en) Method for inspecting weld of lined tank
JPH10300620A (en) Leak detector for lining tank
JP3973774B2 (en) Method for confirming water stoppage performance of joint water stop member and joint water stop member
US6024243A (en) Double wall storage tank having an outer jacket which is sealed around an aperture and a method for making same
CN210442067U (en) Leak detection device for pressure container
CA2741768C (en) Method for creating a seal between pipe liners
JP7002140B2 (en) Suspended scaffolding
JPS5988634A (en) Leak detecting apparatus for lining tank
JP4608962B2 (en) Method for diagnosing deterioration of waterproof sheet, jig for collecting waterproof sheet used in this diagnosis method, and laying structure of waterproof sheet
CN111022939B (en) Sensor mounting structure suitable for pipeline
CN201161988Y (en) Integral multi-layer fastening type urea synthetic tower
JP4234404B2 (en) Pipe fitting and connection method using pipe fitting
CN220228234U (en) Neck flange with sealing structure
JPH0531322Y2 (en)
JPH10205659A (en) Fluid conducting buried coated steel pipe
JP3030214B2 (en) Tank lorry with chemical resistant tank
RU59195U1 (en) HOSE FOR REPAIR OF PIPELINES
FI111062B (en) Method for connecting a tube to a container and mounting device used in the method
JP2762887B2 (en) Underwater repair apparatus and method for synthetic resin-coated steel
EP0989347B1 (en) Sealed feedthrough for a pipe extending through an opening in a liquid-tight lined wall of a reservoir
JPS61191938A (en) Pressure tester
JPS6187028A (en) Repairing for flaw of polyethylene-covered steel member to be driven under water
JPH0218876Y2 (en)