CN1157287C - Wood bottom board for Chinese-made material container and its producing method - Google Patents
Wood bottom board for Chinese-made material container and its producing method Download PDFInfo
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- CN1157287C CN1157287C CNB001234099A CN00123409A CN1157287C CN 1157287 C CN1157287 C CN 1157287C CN B001234099 A CNB001234099 A CN B001234099A CN 00123409 A CN00123409 A CN 00123409A CN 1157287 C CN1157287 C CN 1157287C
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Abstract
The present invention discloses a timber bottom board for material containers made in China, which comprises a panel, a bottom board, a longitudinal long core board, a transversal double-surface gelatinizing core board and a longitudinal core board, wherein the longitudinal long core board, the transversal double-surface gelatinizing core board and the longitudinal core board are clamped in the middle of the panel and the bottom board, and the transversal double-surface gelatinizing core board is clamped between the longitudinal long core board and the longitudinal core board. The product physical mechanics performance and the epidemic prevention treatment of a wooden bottom board of the timber bottom board completely satisfy the standard of the bottom board of the international container. The present invention has the advantages of simple structure, stable product quality, small thickness tolerance, clear section layer, small gap and small longitudinal and transversal mechanics performance difference.
Description
One, technical field
The invention relates to a kind of container with timber apron and manufacture method thereof, more particularly about a kind of container timber apron and manufacture method thereof that adopts homemade material to make.
Two, background technology
In decades, container with timber apron owing to be subjected to the specification requirement of the physical and mechanical property of strict international standard regulation, and under roll extrusion shear strength and the dynamic load moment fatigue strength impact, so the sheet material of dependence on import frigid zone hardwood, tropical rain forest hardwood or the multi-plywood manufacturing of making always with these seeds.But these seeds growth cycles are long, and a large amount of fellings have made these hardwood resource exhaustions, cause imbalance between supply and demand of container bottom board raw material and price high, and therefore rationally utilizing home made materials to substitute and making container bottom board is the task of top priority.
In order rationally to solve the container baseboard material, to look for and use substitute material, the developing new material reaches the purpose of alleviating import hardwood natural resources shortage, and rationally utilizing the homemade various resources that are not fully utilized is effective technology measures of improving the ecological environment.Relevant units at home and abroad utilizes bamboo plywood or bamboo wood wood composite glued board to make base plate at present.Disclose a kind of bamboo plywood that mao bamboon is made by technologies such as softening extensions as CN-1000368A, CN-2164427A discloses a kind of container bamboo plywood, and it is the bamboo plywood that oven dry braiding behind the tabasheer impregnation of certain thickness and width is made.But the timber apron that all utilizes domestic timber to make does not have the product that detects authentication by the world at present as yet, and therefore rationally utilizing home made materials to substitute and making container bottom board is the task of top priority.
The disclosed bamboo plywood base plate of above Chinese patent, because some aspect of material capability still can not satisfy the specific (special) requirements that container uses, most production process is manual operations simultaneously, process route is long, there is not quality certification system, thickness deviation is big, layer of structure is not clear, the space is big, and is vertical, the transverse mechanical performance difference is big, the quality instability, defectives such as stock utilization is low, simultaneously owing to make required technology change when base plate is installed in the container process, go up more the sound that splits by force takes place in using, thereby these manufacture methods are as yet by Intercontainer Company's approval and a large amount of the use.
Three, summary of the invention
The objective of the invention is to overcome above-mentioned shortcoming, provide a kind of rational in infrastructure, make simple, physical and mechanical property is high, constant product quality, even, and whole timber apron made from domestic timber, this timber apron result of use and senior imported timber equalization and price is low are made the case cost thereby reduced.
Two of purpose of the present invention provides a kind of manufacture method of wood bottom board for Chinese-made material container.
These and other objects of the present invention will and be described and further set forth by following detailed description.
Wood bottom board for Chinese-made material container of the present invention, comprise top panel, lower panel, vertically long central layer, laterally double spread central layer and vertical central layer, wherein, top panel and lower panel will vertically long central layers, laterally the double spread central layer and vertically central layer be clipped in the middle, laterally the double spread central layer is clipped in vertical long central layer and vertically between the central layer, in the above plate, lower panel, vertically long central layer, laterally can add enhancement Layer between double spread central layer and vertical central layer any two layers.
Further, wood bottom board for Chinese-made material container of the present invention, comprise top panel, lower panel, vertically long central layer, laterally double spread central layer and vertical central layer, wherein, top panel, lower panel will vertically long central layers, laterally the double spread central layer and vertically central layer be clipped in the middle, the vertically long central layer of the vertically long central layer of one deck, the horizontal double spread central layer of one deck, the vertical central layer of one deck and one deck is placed, in the above plate, lower panel, vertically long central layer, laterally can add enhancement Layer between double spread central layer and vertical central layer any two layers.
Wood bottom board for Chinese-made material container of the present invention, wherein top panel, lower panel, vertically long central layer, laterally the double spread central layer and vertically total number of plies of core layer be 15～29 layers, top panel, lower panel, vertically long central layer, laterally the double spread central layer and vertically the thickness of central layer be respectively 1.2～2.6 millimeters, panel, base plate, vertically long central layer, laterally the gross thickness of double spread central layer and vertical central layer is 29～43 millimeters; Laterally scribble adhesive on the plate face of double spread central layer, be mixed with anticorrisive agent in the adhesive.
Wood bottom board for Chinese-made material container of the present invention, the absolute drift of timber apron＜10% wherein, proportion is 0.8～0.85 gram per centimeter
2, bonding strength＞1.0Mpa, horizontal, vertical MOR＞80Mpa, horizontal MOR＞40Mpa, longitudinal modulus of elasticity＞10000Mpa, transverse modulus of elasticity＞4000Mpa.
Wood bottom board for Chinese-made material container of the present invention can be made by the following method: comprise the technological parameter that calculates vertical, horizontal veneer assembly by used material, carry out the assembly structural design, the vertical, horizontal single board design and and layer design, two-sided coating adhesive on horizontal veneer, be mixed with anticorrisive agent in the adhesive, be dried to moisture content then below 12%, longitudinal and transverse veneer is pressed calculating gained technology assembly scheme intersection assembly, through after the precompressed under 125 ℃～135 ℃ temperature hot forming, the pressure of heat pressing process is 20 kilograms per centimeter
3～40 kilograms per centimeter
2
In the manufacture method of wood bottom board for Chinese-made material container of the present invention, described assembly technological design surface is two vertical, three vertical and the 4th layer of reinforcement veneer, all the other veneer vertical, horizontal intersection assemblies, the assembly gross thickness is 29～43 millimeters according to self mechanical property of used log, and its compression ratio is 1: 1.9～1: 1.15.Described adhesive is a phenolic resin tannin moisture-proof adhesive, and its consumption is 90～110 kilograms/meter
3, this phenolic resin adhesive solid content is greater than 50%; Described anticorrisive agent is the auspicious rom anticorrisive agent that reaches, and consumption is 3.5 kilograms/meter
3～4.5 kilograms/meter
3, its former medicine residual quantity is greater than 0.7 kilogram/meter after hot-forming
3Further contain the higher timber of fat, then need degreasing as adopting, and after the central layer moulding with institute's assembly, carry out sanding and handle, reach desired tolerance, carry out a hot pressing again, add top panel, lower panel, wherein for the second time hot pressing temperature, pressure all less than the temperature and pressure of hot pressing first time.
In the present invention, the homemade material that is adopted is alder, white poplar, masson pine, pinus yunnanensis, larch, pine, birch, white birch, maple birch, lotus wood, sweetgum, ginkgo, look wood and bamboo and other fibre.
Homemade material container timber apron of the present invention is that full up sufficient trans-container base plate standard is handled in a kind of physical and mechanical property and the epidemic prevention of wooden base plate, and resource is to utilize homemade and resource that do not utilized in a large number as yet, replaces the base plate that substitutes of good material with secondary material.Have the resource abundance, cheap, the stock utilization height, the mechanization degree height, constant product quality, thickness deviation is little, the section clear layer, the space is little, and vertical, horizontal mechanical property difference is little, advantages such as steady quality.
Four, description of drawings
Below further specify the present invention by accompanying drawing and explanation thereof.
Fig. 1 is the schematic diagram of wood bottom board for Chinese-made material container of the present invention.
Fig. 2 is a kind of assembly schematic diagram of wood bottom board for Chinese-made material container of the present invention.
Fig. 3 is the another kind of assembly schematic diagram of wood bottom board for Chinese-made material container of the present invention.
Fig. 4 is another reinforcement assembly schematic diagram of wood bottom board for Chinese-made material container of the present invention.
In Fig. 1～Fig. 4, symbol 1 represents top panel, and symbol 2 represents lower panel, symbol 3 Representative is long central layer vertically, the horizontal double spread central layer of symbol 4 representatives, and the vertical central layer of symbol 5 representatives, Symbol 6 representatives are vertical, and symbol 7 representatives are horizontal, and symbol 8 represents enhancement Layer.
Referring to figs. 1 to Fig. 4, wood bottom board for Chinese-made material container of the present invention comprises top panel 1, lower panel 2, vertically long central layer 3, laterally double spread central layer 4 and vertical central layer 5, wherein, Panel 1 and lower panel 2 be long central layer 3, horizontal double spread central layer 4 and vertical central layer 5 vertically Be clipped in the middle, laterally double spread central layer 4 is clipped between vertical long central layer 3 and the vertical central layer 5.
Further, wood bottom board for Chinese-made material container of the present invention, comprise panel 1, below Plate 2, vertically long central layer 3, laterally double spread central layer 4 and vertical central layer 5, wherein, panel 1 During vertically long central layer 3, horizontal double spread central layer 4 and vertical central layer 5 are clipped in lower panel 2 Between, one deck is long central layer 3, the horizontal double spread central layer 4 of one deck, vertical central layer 5 and of one deck vertically One deck vertically long central layer 3 is placed.
In invention, wood bottom board for Chinese-made material container, wherein panel 1, lower panel 2, Vertically passable between any two layers of long central layer 3, horizontal double spread central layer 4 and vertical central layer 5 Add enhancement Layer 8; Panel 1, lower panel 2, vertically long central layer 3, horizontal double spread central layer 4 With total number of plies of 5 layers of vertical central layers be 15～29 layers; Panel 1, lower panel 2, vertical long central layer 3, laterally the thickness of double spread central layer 4 and vertical central layer 5 is 1.2～2.6 millimeters; Panel 1, Lower panel 2, vertically long central layer 3, laterally double spread central layer 4 and the vertical gross thickness of central layer 5 It is 29～43 millimeters; Laterally scribble adhesive glue on the plate face of double spread central layer 4, laterally two Be mixed with anticorrisive agent in the adhesive glue of face gluing central layer.
Wood bottom board for Chinese-made material container of the present invention, the absolute drift of timber apron＜10 % wherein, proportion is 0.8～0.85 gram per centimeter2, bonding strength＞1.0Mpa, horizontal, vertical quiet song Intensity＞80Mpa, bending strength＞40Mpa, longitudinal modulus of elasticity＞10000Mpa, laterally Elastic modelling quantity＞4000Mpa.
The present invention at first not yet is exploited to domestic, and a large amount of wood material species that allows to fell advances The physical and mechanical property analysis of row material according to the characteristic of various different assortments, is formulated timber apron respectively Kind of different assembly structures, manufacturing process, hot pressing temperature pressure, compression ratio make its performance raw material Good mechanical property is maximized favourable factors and minimized unfavourable ones, and rationally utilizes the advantage of material, avoids the inferior position of material, from And the best mechanical performance index of acquisition. And utilize various logs self material property and The regulation of the physical and mechanical property of the technical standard on trans-container floor will be not according to stress characteristic Veneer with assortment adopts different assembly technologies, assembly thickness and the number of plies, assembly vertical, horizontal veneer Ratio and level, hot pressing temperature, pressure, compression ratio etc. Adopt these technical measures, make each Plant material and given play to maximum material behavior, thereby reach the thing that meets trans-container floor standard The regulation of reason mechanical property. Further, adopt special-purpose waterproof resin adhesive among the present invention, And in this adhesive, mix the trans-container standard code with Australia (AQIS) tissue Prescription---the Rui Dalemu anticorrisive agent that approval is used. Meet floor epidemic prevention place of GB regulation fully The reason standard, double spread is adopted in the veneer gluing, and mixing of Rui Dalemu anticorrisive agent removes the assurance floor Outside the drug effect that epidemic prevention is processed, and improved greatly the bonding strength of adhesive, thereby guaranteed and carry The high physical and mechanical property of timber apron.
The present invention can also carry out to used domestic panel modification and variable color and process, and further improves Container timber apron case hardness and be applicable to the custom color of container floor, and reach the world The approval in container east is used. Such as air spots, then adopt plastic cement in all cracks of panel surface Putty fills it, makes it satisfy the function that container uses, and is also included within simultaneously the timber apron table Face is done the surface treatments such as phenolic coating or other materials coating or dipping are low.
Technological process of the present invention is: with log on request size sawed-off → immersion → unlike material presses Different temperatures, time boiling → revolve through the veneer of peeler with the required different assembly thickness of unlike material Be cut into 1.6～2.0 millimeters veneers → drying machine and be dried to moisture content 12～14%, divide veneer section That stack the position is for subsequent use → soak the special-purpose water-proof adhesive and in this adhesive two-sided being coated with on the glue spreader Be mixed with timber epidemic prevention treatment formulations---the Rui Dalemu anticorrisive agent → will be coated with bakelite through world approval Veneer is dried to moisture content and is about 12% → calculates gained according to unlike material and compression ratio Selecting of surface longitudinal veneer and horizontal reinforcement plate draws briquetting pressure according to designing and calculating, makes each Plant the timber of unlike material under the different pressures effect, form the separately required compression ratio of material, from And reach meet the required physical and mechanical property index of trans-container floor regulation → 125～48 hours → size saw sideline judge is by drawing stacked in the moulding → finished product of being heating and curing under 140 ℃ of temperature Mouthful.
Timber apron is by the different technological parameters of trying to achieve vertical, horizontal veneer assembly that calculate of used material, really Order plate thickness, the assembly number of plies and in length and breadth to the design of assembly structure, these assembly schemes all be by Used log material mechanical property is different and adjust, and it is by panel 1, vertical long central layer 2, horizontal Double spread central layer 4 and vertical central layer (but splicing-in) 5 form.
The present invention adopts synvaren or other to meet the adhesive of water resistance. According to state Regulation is processed in the epidemic prevention of border container timber apron, adds 3.5～4.0 in the adhesive in the present invention Kg/m3The auspicious rom anticorrisive agent (Ruida Formwork General Co., Qingdao's production) that reaches, its former medicine residual volume is not less than 0.7 kg/m3, veneer is dried to moisture content about 12% again after the gluing, will indulge, Laterally veneer is pressed assembly technological design intersection assembly, and the assembly technological design number of plies can adopt 19～21 Layer, the material special requirement can be set up enhancement Layer by the desired area mechanical property requirements.
Behind pre-pressing process, under 125～140 ℃ of temperature, calculate briquetting pressure in 20～40 kilograms per centimeter according to used wood quality again according to the container timber apron of assembly technological design2, its compression ratio Hot-forming under 1: 1.15～1: 3.5 process conditions.
Adopt the designed process program of the present invention, made container floor is according to various With the characteristic of log material, determine as calculated the wood that technology assembly scheme and moulding design are made Base plate, physical and mechanical property after measured all meet the requirement of trans-container floor regulation, and with Designing and calculating data result proposed by the invention conforms to substantially, satisfies international standard regulation fully Technical indicator.
In the present invention, described log degreasing, immersion, unlike material are that this professional skill field personnel need not spend work and know by methods such as different temperatures, time boiling, rotary-cut, dryings, and the selecting method that calculates plate according to unlike material also is the common practise of this area.
In the present invention, it is 95105354 described products that the synvaren of selecting for use can adopt the patent No., and that selects for use auspiciously reaches the rom anticorrisive agent can to adopt the Chinese patent publication number be 1100263 described products, can certainly adopt other similar products.
In the present invention, refer in particular to as non-, all parts, amount are unit of weight.
Five, the specific embodiment
Below further specify the present invention by specific embodiment, but embodiment only be used for the explanation, can not limit the scope of the invention.
Example 1:
Adopt the birch of Heilongjiang Province's virgin forest, original material, physical and mechanical property is: 475 kilograms/meter of proportions
3Parallel-to-grain compressive strength 37Mpa, compression strength perpendicular to grain 17Mpa, elastic modelling quantity 11000Mpa designs assembly technology and is three vertical as calculated, strengthen laterally, the veneer thickness panel is 2.0 millimeters, and central layer is 1.8 millimeters, and the assembly number of plies is 21 layers, total assembly thickness is 39 millimeters, and briquetting pressure adopts 20 kilograms per centimeter
3, compression ratio is 1: 1.36,130 ℃ of hot pressing temperatures are 95 kilograms/meter with glue (synvaren and Rui Da rom anticorrisive agent) amount
3, its physical and mechanical property is:
Proportion: 0.76 gram per centimeter
2,
Moisture content: 7.2%,
Bonding strength: 1.45Mpa,
MOR (vertically): 94Mpa,
MOR (laterally): 42Mpa,
Elastic modelling quantity (vertically): 12000Mpa,
Elastic modelling quantity (laterally): 3500Mpa.
Example 2:
Adopt the pine of Heilongjiang Province's virgin forest, its original material physical and mechanical property is: 635 kilograms/meter of proportions
3Parallel-to-grain compressive strength 68Mpa, compression strength perpendicular to grain 45Mpa, elastic modelling quantity 9500Mpa designs assembly technology and is three vertical as calculated, strengthen laterally, the veneer thickness panel is 2.0 millimeters, and central layer is 1.65 millimeters, and the assembly number of plies is 21 layers, total assembly thickness is 36.75 millimeters, and briquetting pressure adopts 22 kilograms per centimeter
3, compression ratio is 1: 1.29,130 ℃ of hot pressing temperatures are 100 kilograms/meter with glue (synvaren and Rui Da rom anticorrisive agent) amount
3, its physical and mechanical property is:
Proportion: 0.81 gram per centimeter
2,
Moisture content: 9.2%,
Bonding strength: 1.52Mpa,
MOR (vertically): 102Mpa,
MOR (laterally): 47Mpa,
Elastic modelling quantity (vertically): 12400Mpa,
Elastic modelling quantity (laterally): 9800Mpa.
Example 3:
Adopt the original material physical and mechanical property of domestic timber (white poplar) to be: 641 kilograms/meter of proportions
3, parallel-to-grain compressive strength 97Mpa, compression strength perpendicular to grain 88Mpa, elastic modelling quantity 14100Mpa, design assembly 21 layer process as calculated and be three vertical, the veneer thickness panel is 2.0 millimeters, and central layer is 1.6 millimeters, the assembly number of plies is 21 layers, and total assembly thickness is 36 millimeters, and briquetting pressure adopts 20 kilograms per centimeter
3, compression ratio is 1: 1.26,130 ℃ of hot pressing temperatures are 106 kilograms/meter with glue (synvaren and Rui Da rom anticorrisive agent) amount
3, its physical and mechanical property is:
Proportion: 0.80 gram per centimeter
2,
Moisture content: 10.1%,
Bonding strength: 1.56Mpa,
MOR (vertically): 104Mpa,
MOR (laterally): 53Mpa,
Elastic modelling quantity (vertically): 13200Mpa,
Elastic modelling quantity (laterally): 4560Mpa.
Example 4:
Adopt domestic timber, assortment is the log of embodiment 2, example 3, mixes the intersection assembly, and its implementing process assembly design is all identical, and its physical and mechanical property is:
Proportion: 0.805 gram per centimeter
2,
Moisture content: 10.2%,
Bonding strength: 1.48Mpa,
MOR (vertically): 121Mpa,
MOR (laterally): 59Mpa,
Elastic modelling quantity (vertically): 12370Mpa,
Elastic modelling quantity (laterally): 4500Mpa.
Adopt assembly technology of the present invention to produce the container timber apron with the different log material of condition of molding usefulness still capable of being combined as calculated producing country, its product physical and mechanical property practical measurement numerical value is approaching with evaluation of the present invention basically, error amount is about ± 3%, satisfy fully and use various different domestic timbers, according to its original material physical and mechanical property, assembly is made on the homemade container timber apron and is used arbitrarily.
Claims (6)
1, a kind of container timber apron, comprise upper and lower panel and central layer, the upper and lower surface that it is characterized in that described central layer is two vertically veneer or three vertical veneer and the 3rd or four layer of reinforcement veneer, the vertically and transversely cross-linking assembly of all the other veneers, laterally the double spread board clip is vertically between the veneer, the thickness of described top panel, lower panel, vertical veneer, horizontal veneer is respectively 1.2 to 2.6 millimeters, and total number of plies of timber apron is 15～29 layers.
2, container timber apron according to claim 1, the total number of plies that it is characterized in that timber apron is 19～21 layers.
3, container timber apron according to claim 1 and 2 is characterized in that adding enhancement Layer between any two layers of this timber apron.
4, container timber apron according to claim 1 and 2 is mixed with anticorrisive agent in the adhesive that it is characterized in that applying on the plate face of described horizontal double spread veneer.
5, the container according to claim 1 and 2 manufacture method of timber apron, it is characterized in that two-sided coating adhesive on horizontal veneer, be dried to moisture content then below 12%, with upper and lower panel, in length and breadth to veneer with strengthen the veneer assembly, through hot-forming under the pressure of 125 ℃ to 140 ℃ temperature and 20 to 40 kg/cm after the precompressed.
6, container according to claim 1 and 2 is characterized in that two-sided coating adhesive on horizontal veneer with the manufacture method of timber apron, is dried to moisture content then below 12%, with hot-forming after the central layer assembly, sticks panel and lower panel then.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001234099A CN1157287C (en) | 2000-08-15 | 2000-08-15 | Wood bottom board for Chinese-made material container and its producing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001234099A CN1157287C (en) | 2000-08-15 | 2000-08-15 | Wood bottom board for Chinese-made material container and its producing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1280057A CN1280057A (en) | 2001-01-17 |
| CN1157287C true CN1157287C (en) | 2004-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB001234099A Expired - Fee Related CN1157287C (en) | 2000-08-15 | 2000-08-15 | Wood bottom board for Chinese-made material container and its producing method |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101628434B (en) * | 2008-07-16 | 2013-09-18 | 胜狮货柜管理(上海)有限公司 | Composite board for container |
| CN102717409B (en) * | 2012-04-01 | 2014-08-13 | 诸暨市光裕竹业有限公司 | Bamboo-wood composite board with high-strength bamboo plywood coated on the surface and manufacturing method thereof |
| CN102909768A (en) * | 2012-11-26 | 2013-02-06 | 昆山市大金机械设备厂 | Compressing technology of ligneous piece |
| CN107435421A (en) * | 2017-08-08 | 2017-12-05 | 龙门县品汐竹木制品有限公司 | A kind of high-weatherability energy combination of decorations material |
| CN107503486A (en) * | 2017-08-08 | 2017-12-22 | 龙门县品汐竹木制品有限公司 | A kind of wood decoration combined material |
| CN109266272A (en) * | 2018-08-06 | 2019-01-25 | 岳西县明杰电子有限公司 | A kind of preparation method of the dedicated adhesive of transformer |
| CN115741907A (en) * | 2022-11-02 | 2023-03-07 | 千年舟新材科技集团股份有限公司 | Fine material facing blockboard and preparation process thereof |
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2000
- 2000-08-15 CN CNB001234099A patent/CN1157287C/en not_active Expired - Fee Related
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| CN1280057A (en) | 2001-01-17 |
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| C14 | Grant of patent or utility model | ||
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| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Chinese International Marine Container (Group) Co., Ltd. Assignor: Ruida Formwork General Co., Qingdao|Beijing Huaxia Tieyun Container Techn Development Co., Ltd.|Shanghai zuodun Trading Co., Ltd. Contract fulfillment period: 2006.5.22 to 2010.8.15 contract change Contract record no.: 2008990000016 Denomination of invention: Wood bottom board for Chinese-made material container and its producing method Granted publication date: 20040714 License type: Exclusive license Record date: 2008.1.16 |
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Free format text: EXCLUSIVE LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2006.5.22 TO 2010.8.15 Name of requester: CHINA INTERNATIONAL SHIPPING CONTAINER (GROUP)CO. Effective date: 20080116 |
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