JPH02184425A - Sheet of reinforced corrugated board and its producing device - Google Patents
Sheet of reinforced corrugated board and its producing deviceInfo
- Publication number
- JPH02184425A JPH02184425A JP290889A JP290889A JPH02184425A JP H02184425 A JPH02184425 A JP H02184425A JP 290889 A JP290889 A JP 290889A JP 290889 A JP290889 A JP 290889A JP H02184425 A JPH02184425 A JP H02184425A
- Authority
- JP
- Japan
- Prior art keywords
- corrugated
- paper
- roll
- sheet
- core paper
- 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
- 239000000123 paper Substances 0.000 claims description 86
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 abstract description 5
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 239000003292 glue Substances 0.000 description 13
- 239000004927 clay Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Machines For Manufacturing Corrugated Board In Mechanical Paper-Making Processes (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は１強化段ボールシート及びその製造装置に関す
るものである。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a reinforced corrugated cardboard sheet and an apparatus for manufacturing the same.
（従来の技術）
従来の段ボールシート及びその製造装置を第；（４図に
より説明すると、第３しＩは１両１ｆ１１段ポールシー
トを示し、第４図は１片面段ポールジー１〜の製造に置
を小し７ている。(Prior Art) A conventional corrugated board sheet and its manufacturing apparatus are shown in FIG. The location is 7 small.
先ず両面段ポールシー］・を第３図により説明すると、
（０１）が平滑なライ９“紙、（０２）か波形芯紙（０
３）か平滑なライナ紙で、シイ−Ｊ−ａ（＜旧）（０３
）か波形芯紙（０２）の両側段ｍ部に接着されＣいる。First, the double-sided step pole sea] will be explained with reference to Figure 3.
(01) is smooth lie 9" paper, (02) is corrugated core paper (0
3) or smooth liner paper, C-J-a (<old) (03
) is glued to both sides of the corrugated core paper (02).
このライナ紙（０１） （０３）と波形芯紙（０２）と
よりなる段ポールシートを両面段ボールシートと呼んで
いる。The corrugated pole sheet made of the liner paper (01) (03) and the corrugated core paper (02) is called a double-sided corrugated sheet.
次に片面段ホールシー］−の製造装置を第４図により説
明すると、 （０１）が平滑なニノイナわｔ、（（１２
）か、芯紙、 （０４）か歯車状の」段ロール、 （０
５）か１″４１車状の下段ロール、 （０６）が圧力１
−１−ル、（０７）が糊イ・１目ル、 （０９）か４胡
容器、（０１，０）か同不胡芥器（（１９）内のヰＡＪ
Ｉ（０８）か同糊イ・」ロール（０７）の外周面に（く
１着し）こ糊（０１０）の厚さを、ｉ＋４１整するだめ
の１−フタ１１１−ノ１ノで罫紙（０２）を−Ｌ−段ロ
ール（０４）と下段ロール（０５）との間−、ダｉき、
間怠１１（（０２）を波形に成形し７て、トー段１’１
ル（０５）ニよす圧力ロール（０６）の方向へ導く。Next, the manufacturing apparatus for single-sided corrugated hole sheet]- will be explained with reference to FIG. 4.
) or core paper, (04) or gear-shaped corrugated roll, (0
5) or 1″41 wheel-shaped lower roll, (06) is pressure 1
-1-ru, (07) is glue, 1-item le, (09) or 4-hu container, (01,0) or the same waste container ((19) is AJ
I (08) or the same glue (1) on the outer circumferential surface of the roll (07).Adjust the thickness of the glue (010) by i+41. 02) between the L-corrugated roll (04) and the lower roll (05),
Shape 11 ((02) into a wave shape 7 and make toe stage 1'1
The roll (05) is guided towards the pressure roll (06).
このとき、杉ノ１容器（０９）内の１胡（０１０）
を＋胡イ寸、ロール（０７）により波形芯ｆｌｕ（０２
）の段ｒ−ｔｒ部−イ・１名さ−Ｕる。At this time, 1 hu (010) in Sugino 1 container (09)
The wave-shaped core flu (02) is made by roll (07).
)'s stage r-tr department-i・1 person-Uru.
力、う・イナ祇（０１）を圧力Ｉコーラ（０６）と下段
ローラ（０５）との間へ勇−き、同ライナ紙（０１）を
波形芯紙（０２）の段ｊｆｔ部に糊（０１０）を介し接
着して５片面段Ｈ文ルノートを製ＪＳ７−Ｊる。またこ
の片面段ホーＪｌ／シＩ〜を両面段ホールノートにする
には、同片面段ポールシー１−を酸二［程に設置され゛
ごいるクル−マシン、タフルフエ−）すの機器（図示せ
ず）へ導し）で、波形芯紙（０２）の反対側段頂部にラ
イナ紙（０３）を接イー１゛ろ。Press the liner paper (01) between the pressure I cola (06) and the lower roller (05), and paste the liner paper (01) onto the vertical part of the corrugated core paper (02). 010) to make a 5 single-sided H-letter notebook JS7-J. In addition, in order to make this single-sided corrugated hole notebook Jl/shi I~ into a double-sided corrugated hole notebook, the same single-sided corrugated pawl sheet 1- is installed in an acidic state using equipment (such as a cruising machine, a turf ferrule, etc.) (as shown in the figure). Attach the liner paper (03) to the top of the corrugated core paper (02) on the opposite side of the corrugated core paper (02).
（発明かｉｌｌ・１″決し７．１、うと−・ｊイ、課；
趙）Ｉ：＋ｉｉ記第：３，４し］に示ず従来の両面段ホ
ーノｌ／シートまたυ；１片面段ホールンー１− ｋｌ
： 、波形芯紙（０２）と同波形芯紙（０２）に糊（０
１０）を介して接着した平滑なライナ紙（０１）または
（０３）とにより構成されているので３段ポールシーｌ
−の強度を向−１さ−し１、）とすると、秤量の大きい
紙或いは高強度の祇（１０Ｊクレ一ト紙）を使用する必
要かあ−７て１段ホール、／トのコストかト昇ずろとい
う問題かあ−９た。(Invention or ill・1″Decision 7.1, Uto・jI, Section;
Zhao) I: + ii No. 3 and 4] is not shown in the conventional double-sided corrugated horn l/sheet or υ; 1 single-sided corrugated horn - 1-kl
: Apply glue (0) to the corrugated core paper (02) and the same corrugated core paper (02).
10) and a smooth liner paper (01) or (03) bonded through a 3-stage pole seal.
If the strength of -1 is 1,), is it necessary to use paper with a large weight or high strength (10J clay paper)? The problem is that it's too late.
本発明は前記の問題点に泥め（に案Ａるもの−（あり５
その［］的とする処４；Ｉ 、 商りＬ／−１・紙を
使用１−７なくても２段ポールノー１−の強度を向１（
きる。The present invention solves the above-mentioned problems.
The [] target is 4; I, the strength of the 2-stage pole no.
Wear.
また高強度の段ホールノー１〜を容易に製造゛（きる強
化段ポールシート及びその製造装置を提供Ｕ７，１、う
とする点にある。Another object of the present invention is to provide a reinforced corrugated pole sheet and an apparatus for manufacturing the same that can easily produce high-strength corrugated holes.
（課題を解決するための］′−段）
上記の目的を達成するために１本発明の強化段ホールシ
ー１−は２波形芯紙と、同波形芯紙の少なくとも片面の
段頂部に接着されたライナイ１（と、■、りなり、同う
・イリ紙の、芯紙段丁ｒ！部間の略中央部に補強用突出
部を形成している。(To solve the problem] '-Ran) In order to achieve the above object, the reinforcing corrugated hole sheet 1- of the present invention is bonded to two corrugated core papers and the corrugated top part of at least one side of the corrugated core paper. A reinforcing protrusion is formed approximately in the center between the core paper rows r! of the paper.
また本発明の強化段ホールの製造装置は、罫紙を波形に
成形する上段ロール及びＦ段ロールとライナ紙の罫紙段
頂部間の略中央部に相当する位置に補強用突出部を形成
する加」−ロール及び受けロールと、上記上段ロール及
び下段ロール間から１）１出された波形芯紙とＪ−記加
工ロール及び受すし１ルから排出されたライナ紙とを貼
り合わせて片面段ポールソーＩにする圧力１−Ｊ−ルと
を有し、に２加−１１−１−ルの外周面全域Ｑこ多数の
ポンチを罫紙のピッチ間隔て設り、ｌ二記受け１」−ル
の外周面を＋＋Ｊ撓性祠により構成している。Further, the reinforced corrugated hole manufacturing apparatus of the present invention is capable of forming a reinforcing protrusion at a position corresponding to approximately the center between the upper and F rolls that form the lined paper into a corrugated shape and the lined paper corrugated top portion of the liner paper. - Rolls and receiving rolls, 1) The corrugated core paper taken out from between the upper roll and the lower roll, and the liner paper discharged from the processing roll J- and the receiving roll are pasted together to create a single-sided corrugated pole saw I. A number of punches are provided at the pitch of the lined paper over the entire outer circumferential surface of the line, and the outer circumference of the line is The surface is made of ++J flexible shrine.
（作用）
本発明の強化段ホールノー１は前記の、１．・つに波形
罫紙と、同波形芯紙の少なくとも片面の段頂部に接着さ
れたライナ紙とよりなり、同ライナ紙の、芯紙段ｍ部間
の略中央部に補強用突出部を形成し゛（おり、高グレー
ト紙を使用しなくても２段ホールシートの強度か向−に
する。(Function) The reinforced stage hole no. 1 of the present invention is as described in 1.・It consists of a corrugated lined paper and a liner paper adhered to the corrugated top portion of at least one side of the corrugated core paper, and a reinforcing protrusion is formed on the liner paper at approximately the center between the m portions of the core paper corrugations. (It also has the same strength as a two-tiered hole sheet without using high-grade paper.)
また本発明の強化段ボールシーｌの製造装置は＋ｉｉｊ
記のよ・うＱ、二、芯紙を上段ｌ」−ルと下段ロールと
の間・・、冶き、同、芯紙を波形に成形し′乙 １・段
ｌ」−ルにより圧力ロールの方向へ導く−・方、ライナ
紙を加圧１−Ｉ−ルと受４Ｊロールとの間パ・導き、加
工ロールのポンチをライナ紙へＩ甲しイーＪりて、ライ
リイ氏に補強用突出部を形成し５次いて圧力ｌ−１−ラ
と下段ローラとの間・＼導いて１同ライーノ・紙を波形
芯紙の段頂部に糊を介し接着し、ライブ・第１（の補強
用突出部を波形芯紙の段ｍ部間の略中火部に（ｊ：ｌ、
’ ：ｊ′ｉさ−ｌ゛（強化段ポールノートを製造する
ので、同強度の段ボールソー１・が容易に製造される。Moreover, the manufacturing apparatus for reinforced corrugated cardboard seals of the present invention is +iij
As described above, 2. Cut the core paper between the upper roll and the lower roll. Then, form the core paper into a corrugated shape and press it with a pressure roll. Guide the liner paper between the pressurized 1-I-roll and the receiving 4J roll, pass the punch of the processing roll onto the liner paper, and give it to Riley for reinforcement. A protrusion is formed, and then the pressure is applied between the roller and the lower roller, and the same rhino paper is glued to the top of the corrugated core paper using glue, reinforcing the live first roller. Place the protruding part on the approximately medium heat part between the m sections of the corrugated core paper (j:l,
:j′iSa-l゛(Since a reinforced corrugated pole notebook is manufactured, a corrugated cardboard saw 1 with the same strength can be easily manufactured.
（実施例）
次に本発明の強化段ボールシーＩ・を第１図に示′づ
・実施例に、１、り説明する。先ず強化段ポール７１−
を第１図により説明すると、（１）か平滑なライナ紙、
（ｌａ）が同うイリ・紙（１）に形成した半球状補強
用突出部、（２）か波形芯紙、（３）かＩ′−滑なライ
ナ紙で、ライナ紙（１） （３）が波形芯紙（２）の両
側段「（部に接着されて３強化段ボールシート（両面段
ポルシート）が形成されるが、その１際、ライナ紙（１
）の半球状補強用突出部（１ａ）か波形芯紙（２）の段
頂部間の略中央部に位置するのて、高り１．・紙を使用
しなくても１段ボールシートの強度が向上する。なお半
球状補強用突出部（ｌａ） ４；Ｉ： 、筒状等他の形
状Ｑごしても差し７支えない。(Example) Next, a reinforced corrugated cardboard sheet I of the present invention is shown in FIG.
・An example will be explained below. First of all, reinforcement step pole 71-
To explain this using Figure 1, (1) or smooth liner paper,
(la) is a hemispherical reinforcing protrusion formed on paper (1) with the same shape, (2) is corrugated core paper, (3) is smooth liner paper, liner paper (1) (3 ) is adhered to both sides of the corrugated core paper (2) to form a 3-reinforced corrugated sheet (double-sided corrugated sheet).
), the height is 1.・The strength of a single corrugated cardboard sheet is improved without using paper. It should be noted that other shapes such as hemispherical reinforcing protrusion (la) 4, I:, cylindrical, etc. may also be used.
次に強化段ポールノーｌ−（へ面段ボールシート）の製
〕貴装置を第２図に３］り説明−づると１（１）かライ
ナ紙、（２）か、芯紙、（４）か歯車状の主段１］−ル
（５）か山１１弓ノ（の下段ＩＩ−ル、（６）か圧力ロ
ール、（７）か↓胡仁ＪＩ：Ｊ−ル、（９）力叫胡容器
、 （１０）か同糊容器（９）内の糊、（８）か同糊イ
」ロール（７）の外周面に付着し７に＋ｌＪ＋（１（］
）の厚さを、１ｌＡＩ ４Ｐ ＪるためのＩククしＪ−
ル（１１）か加重１−） ｒＩ−ル、（１２）が同ノ用
１０−ル（１１）の外Ｙ６１面４．１設Ｕた多数のポン
チ（半球状突出部（１ａ）を形成するための多数のポン
チＬ（１３）が受はロール、 （１／ｌ）が同受はロー
ル（１３）の外周面に形成したｆ Ｉ’ｉ’ｌｉ性４Ａ
である。Next, the manufacturing equipment for reinforced corrugated corrugated sheets (edge-face corrugated sheets) is shown in Figure 2. Gear-shaped main stage 1]-ru (5) or mountain 11 bow (lower stage II-ru, (6) or pressure roll, (7) or ↓ Hu Ren JI: J-ru, (9) power shout Hu container , (10) or the glue in the same glue container (9), (8) or the same glue attached to the outer circumferential surface of the roll (7) and 7 +lJ+(1()
) thickness to 1lAI 4P J-
A large number of punches (forming a hemispherical protrusion (1a) A large number of punches L (13) are formed on the outer peripheral surface of the roll (13), and (1/l) are formed on the outer peripheral surface of the roll (13).
It is.
次に前記第２Ｎ６こ示ず強化段ホールシーＩ・の製造装
置の作用を具体的に説明する。、芯紙（２）を主段１］
−ル（４）と下段に１−ル（５）との間へ導き、同、芯
紙（２）を波形に成形して、下段１」−ル（５）により
圧力ｌ−１−ル（６）の方向−１導く。このとき、糊容
器（９）内の瑚（１０）を糊付ロール（７）により波形
芯紙（２）の段頂部・・、イ・１着させる。一方、ライ
ナ紙（１）を加工ロール（］１）古畳ｉＪロール（１３
）との間へ導き、 力ｔ＋］二しＩ−７しく１１）のポ
ンチ（１２）をライナイ・氏（１）・＼押しイ・Ｊりて
、ソイ−ノー紙（１）に１−」７ト状抽’；：１ｌｌｌ
突出部（１ａ）を形成し１次いて圧力Ｉ」−ラ（６）と
１導段ローラ（５）との間へ導いて、同うイリ°紙（１
）を波形芯紙（２）の段頂部に糊（１０）を介し接着し
、ライナ紙（１）の半球状補強用突出部（ｌｄ）を波形
芯紙（２）の段ｊｆｔ部間の略中央部に位置さｌ゛乙強
化段ホールシート（片面段ポールシーＩ・）を製造づ−
る。Next, the operation of the manufacturing apparatus for the reinforced stage hole sea I will be explained in detail. , core paper (2) as main stage 1]
The core paper (2) is formed into a corrugated shape, and the lower 1"-rule (5) is used to apply pressure to the core paper (2). 6) Direction-1 Lead. At this time, the glue (10) in the glue container (9) is applied to the top of the corrugated core paper (2) by the glue roll (7). On the other hand, process the liner paper (1) into rolls (]1) old tatami iJ roll (13).
), and put the punch (12) of the force t+]2 and I-7 and 11) on the paper (1) and put it on the paper (1). 7-shaped draw';:1llll
A protrusion (1a) is formed and then the pressure I"-ra (6) and the first stage roller (5) are formed, and the same iris paper (1
) to the top of the corrugated core paper (2) via glue (10), and the hemispherical reinforcing protrusion (ld) of the liner paper (1) is attached approximately between the jft portions of the corrugated core paper (2). Manufacturing a reinforced corrugated hole sheet (single-sided corrugated hole sheet I) located in the center.
Ru.
また強化段ボールシートを両面段ホールシートにするに
は、同強化段ボールシート（片面段ポールシート）を後
工程に設置されているクルーマシンダブルフエーリ−の
機器（１賃１示せず）・・轡いて、波形芯Ｋ（２）の反
対側段頂部にライナ紙（３）を接着する。In addition, in order to make a reinforced corrugated cardboard sheet into a double-sided corrugated hole sheet, the same reinforced corrugated cardboard sheet (single-sided corrugated pole sheet) can be converted into a double-sided corrugated hole sheet using the crew machine double ferry equipment installed in the subsequent process (1 fee not shown). Then, glue the liner paper (3) to the top of the corrugated core K (2) on the opposite side.
（発明の効果）
本発明の強化段ボールシートは前記のように波形芯紙と
、同波形８紙の少なくとも片面の段頂部に接着されたラ
イナ紙とよりなり、同ライナ紙の、芯紙段頂部間の略中
央部に補強用突出部を形成しこおり、高クレー１−紙を
使用しなく″（も２段ボルンーＩ・の強度を向」−でき
る。(Effects of the Invention) As described above, the reinforced corrugated cardboard sheet of the present invention is composed of a corrugated core paper and a liner paper adhered to the corrugated top portion of at least one side of the same corrugated 8 paper, and the corrugated corrugated top portion of the liner paper A reinforcing protrusion is formed approximately in the center between the two tiers to improve the strength of the two-tiered material without using high clay paper.
また本発明の強化段ボールン−１・の製造装置は前記の
ように、芯紙を−１段じ７−ルと下段ロールとのｊｉｌ
、、、導き、同、芯紙を波形に成形して、ト°段ロー
ルにより圧力ロールの方向−１導く一方、ライナ祇をＪ
ＪＩＩ 、ｌ−’、 ＋：＋−ルと’、ｎ ’ｒＪ’
＋”−ルとの間−Ｊｎき、加圧１−１−ルのポンチをラ
イナ紙パ・押しイ」げて、ライナ紙に補強用突出部を形
成し１次いて圧力ローラと下段ＩＩ−ソ古の間・・、力
い′（、同ソ・イリ紙を波形芯紙の段頂部に糊を介し接
着し、ライ・〕”紙の補強用突出部を波形芯紙の段頂部
間の略中央部に位置さ−Ｕて強化段ポールシーｉ・を製
造するので、高強度の段ボールソートを容易に製造でき
る効果かある。４〔図面）ｆ’ｉｉ’ｉ ｉｉｔ １．
；説明］第１図は本発明乙こ係わる強化段ポールシート
の一実施例を示す斜視図、第２図は本発明に係わる強化
段ポールシー１−の製造装置の一実施例を示す側面図、
第３図は従来の段ポールシートを示ず斜視図、第４し目
、１従宋の段ボールシートの製造装置を示す側面図であ
る。In addition, as described above, the manufacturing apparatus for reinforced corrugated cardboard rolls of the present invention includes a jil between the core paper and the lower roll.
The core paper is formed into a corrugated shape and guided in the direction of the pressure roll by a corrugated roll, while the liner is
JII, l-', +:+-ruto', n 'rJ'
Pressure 1-1-1 presses the punch on the liner paper to form a reinforcing protrusion on the liner paper. Between the corrugated core paper and the corrugated core paper, the reinforcing protrusions are attached between the corrugated core paper and the reinforcing protrusions between the corrugated core paper. Since the reinforced corrugated pole sheet i is located approximately at the center, it is possible to easily manufacture high-strength corrugated cardboard sorting. 4 [Drawing] f'ii'i iit 1.
;Explanation] Fig. 1 is a perspective view showing an embodiment of a reinforced corrugated pole sheet according to the present invention, and Fig. 2 is a side view showing an embodiment of a manufacturing apparatus for a reinforced corrugated pole sheet according to the present invention.
FIG. 3 is a perspective view showing a conventional corrugated pole sheet, a fourth seam, and a side view showing a corrugated sheet manufacturing apparatus of the 1st Confucian Song Dynasty.
（１）・・・ライナ紙、（Ｉａ） ・・ 補強用突出
部（２）・・・波形芯紙、（３）・・・ライリ゛紙、（
４）・Ｌ段［１−ル、（５）・・・下段１コール、（６
）・・・圧力ロール、 （１１） ・・・ノ用工ｎ−
ル、 （１２） ・・ ポンチ、 （１３） ・・
・受ｉＪロール、 （１４） ・・・可撓性］Ａ。(1)...liner paper, (Ia)...reinforcing protrusion (2)...corrugated core paper, (3)...liner paper, (
4)・L stage [1-le, (5)...lower stage 1 call, (6
)...Pressure roll, (11)...No work n-
Le, (12) ... Punch, (13) ...
・Receiving iJ roll, (14)...Flexibility]A.
Claims (1)
に接着されたライナ紙とよりなる段ボールシートにおい
て、前記ライナ紙の芯紙段頂部間の略中央部に補強用突
出部を形成したことを特徴とする強化段ボールシート。 ２、芯紙を波形に成形する上段ロール及び下段ロールと
、ライナ紙の芯紙段頂部間の略中央部に相当する位置に
補強用突出部を形成する加工ロール及び受けロールと、
上記上段ロール及び下段ロール間から排出された波形芯
紙と上記加工ロール及び受けロールから排出されたライ
ナ紙とを貼り合わせて片面段ボールシートにする圧力ロ
ールとを有し、上記加工ロールの外周面全域に多数のポ
ンチを芯紙のピッチ間隔で設け、上記受けロールの外周
面を可撓性材により構成したことを特徴とする強化段ボ
ールシートの製造装置。[Scope of Claims] 1. In a corrugated board sheet consisting of a corrugated core paper and a liner paper adhered to the corrugated top portions of at least one side of the corrugated core paper, approximately in the center between the corrugated top portions of the core paper of the liner paper. A reinforced corrugated cardboard sheet characterized by forming a reinforcing protrusion. 2. An upper roll and a lower roll that shape the core paper into a corrugated shape, and a processing roll and a receiving roll that form a reinforcing protrusion at a position corresponding to the approximate center between the corrugated tops of the liner paper;
a pressure roll that laminates the corrugated core paper discharged from between the upper roll and the lower roll and the liner paper discharged from the processing roll and receiving roll to form a single-sided corrugated sheet; 1. An apparatus for manufacturing a reinforced corrugated cardboard sheet, characterized in that a large number of punches are provided over the entire area at intervals of the pitch of core paper, and the outer circumferential surface of the receiving roll is made of a flexible material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP290889A JPH02184425A (en) | 1989-01-11 | 1989-01-11 | Sheet of reinforced corrugated board and its producing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP290889A JPH02184425A (en) | 1989-01-11 | 1989-01-11 | Sheet of reinforced corrugated board and its producing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02184425A true JPH02184425A (en) | 1990-07-18 |
Family
ID=11542458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP290889A Pending JPH02184425A (en) | 1989-01-11 | 1989-01-11 | Sheet of reinforced corrugated board and its producing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02184425A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6402871B1 (en) | 2000-05-26 | 2002-06-11 | The Mead Corporation | Method for increasing the absorption capacity of saturating papers |
-
1989
- 1989-01-11 JP JP290889A patent/JPH02184425A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6402871B1 (en) | 2000-05-26 | 2002-06-11 | The Mead Corporation | Method for increasing the absorption capacity of saturating papers |
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