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11. 发明专利

JP2001269659A TREATMENT METHOD OF SOIL CONTAMINATED WITH OIL 失效
公开(公告)号：JP2001269659A
公开(公告)日：2001-10-02
申请号：JP2000087350
申请日：2000-03-27
申请人： YOYU SHIGEN KK , KUMAGAI GUMI CO LTD , SHINROKU SEIKI KK
发明人： TANGO AKIO , ITO HIROSHI , KAWAGUCHI KENJI , SHINODA YUTAKA
IPC分类号： B09C1/00 , B09C1/04
摘要： PROBLEM TO BE SOLVED: To efficiently separate and remove oily components from a soil contaminated with oil. SOLUTION: The soil contaminated with oily components are made fine grains by a fine grinning device 20 and after the oily components sticking to the surfaces of the soil particles of the soil contaminated with oil are separated from the soil particles, the particles are supplied to a liquid cyclone 41 where the oily components are removed. The soil particles of large grain sizes which are discharged from the lower discharge port of the liquid cyclone 4 and from which the oily components are removed, are classified by a classifying device, such as a vibration screen 43 or dehydrating vibration screen 44.

12. 发明专利

JP2000282798A METHOD FOR ARRANGING CORROSION PROOFING SHEET FOR TUNNEL 失效
公开(公告)号：JP2000282798A
公开(公告)日：2000-10-10
申请号：JP8893299
申请日：1999-03-30
申请人： KUMAGAI GUMI CO LTD
发明人： KISHITANI MAKOTO , IWAI TAKAYUKI , KAWAGUCHI KENJI , KOBAYASHI SATOSHI
IPC分类号： E21D11/38
摘要： PROBLEM TO BE SOLVED: To provide a method for arranging a corrosion proof sheet for a tunnel, which dispenses with a large-scale apparatus. SOLUTION: There is provided a method for arranging a corrosion proof sheet on the internal peripheral surface of a tunnel. First, the cylindrical corrosion proofing sheet 20 is attached to a cage 24 such that the corrosion proofing sheet maintains a predetermined interval from the internal peripheral surface 23 of the tunnel 22. Thereafter, the corrosion proofing sheet 20 and the cage 24 are conveyed into the tunnel 22 at a portion to be protected from corrosion, and the corrosion proofing sheet 20 is temporarily supported by a spacer 28 such that the corrosion proofing sheet 20 maintains the predetermined interval. Then, concrete is placed in the gap, and deformation of the concrete is prevented by the corrosion proofing sheet 20 and a holding means.

13. 发明专利

JP2000265776A CUTTING MACHINE FOR INSIDE WALL FACE OF CONCRETE PIPE LINE 失效
公开(公告)号：JP2000265776A
公开(公告)日：2000-09-26
申请号：JP7057399
申请日：1999-03-16
申请人： KUMAGAI GUMI CO LTD , ISHIKAWAJIMA HARIMA HEAVY IND
发明人： ABE SHIGEKI , IWAI TAKAYUKI , UNO SADAO , KAWAGUCHI KENJI , MATSUDA SATOSHI , KITAHARA SHIGEO , FUJII SHIGEO , KUWABARA KOICHIRO , TATEIWA SHINGO
IPC分类号： E21D11/00 , E21C25/00
摘要： PROBLEM TO BE SOLVED: To provide a cutting machine for the inside wall face of a concrete pipe line which can cut the whole inside peripheal wall of a concrete pipe line installed and can smothly transfer on the inside wall face in a slipless motion. SOLUTION: Crawlers 4 are mounted on a traveling frame 2 so that it can travel on the inside wall face of the concrete pipe line 3. A sliding frame 6 is provided in a chief frame 5 attached to the traveling frame 2 so as to reciprocate in the direction parallel to the traveling direction D of the traveling frame 2. Further, a cutter unit 12 for cutting the inside wall face of the concrete pipe line 3 is provided in a rotary frame 11 fitted so as to be rotatable in the circumferential direction of the concrete pipe line 3 to the sliding frame 6 through a support plate 8.

14. 发明专利

JP2000265538A METHOD AND DEVICE FOR CUTTING INNER WALL FACE OF PIPE PASSAGE OF CONCRETE 失效
公开(公告)号：JP2000265538A
公开(公告)日：2000-09-26
申请号：JP7075499
申请日：1999-03-16
申请人： KUMAGAI GUMI CO LTD , ISHIKAWAJIMA HARIMA HEAVY IND
发明人： ABE SHIGEKI , IWAI TAKAYUKI , UNO SADAO , KAWAGUCHI KENJI , MATSUDA SATOSHI , KITAHARA SHIGEO , FUJII SHIGEO , KUWABARA KOICHIRO , TATEIWA SHINGO
IPC分类号： E03F7/00 , F16L55/18
摘要： PROBLEM TO BE SOLVED: To improve workability by making a cutter having a collecting box connected rearward into a concrete pipe passage, and cutting an inner wall face to collect chips in the collecting box. SOLUTION: A truck 17 mounting a control board or the like, a cutter 18 and a collecting box 20 are successively assembled on a base frame 13 installed in the shaft 3 of the downstream side of a shaft 4, and after they are carried in a concrete pipe passage 1 in which drainage 2 flows to be connected, the cutter 18 is self-traveled up to a cutting position. Next, after the cutter 18 is fixed in the pipe passage 1 by an outrigger or the like, the inner wall of the pipe passage 1 is cut by the cutter 18 up to a prescribed distance. Next, the cutter, the outrigger or the like is separated from the inner wall face to advance the cutter 18 or the like up to the prescribed distance, and the inner wall face is also cut. Chips 21 collected in the box 20 are supplied to a collecting box 23 to be washed and disinfected, and water is returned to the pipe passage 1. Furthermore, after cutting is completed, each device is collected on a base frame 14 in the frame 4 to be removed to the outside. Thereby a flow passage cross section is not contracted, and the pipe passage of large and small bores can be repaired.

15. 发明专利

JP2000179292A CORROSION-PROOF SHEET CONSTRUCTION METHOD FOR TUNNEL 失效
公开(公告)号：JP2000179292A
公开(公告)日：2000-06-27
申请号：JP35886598
申请日：1998-12-17
申请人： KUMAGAI GUMI CO LTD
发明人： KAWAGUCHI KENJI , IWAI TAKAYUKI , KISHITANI MAKOTO , KOBAYASHI SATOSHI
IPC分类号： E21D11/00
摘要： PROBLEM TO BE SOLVED: To provide a corrosion-proof sheet contruction method for a tunnel which can improve work efficiency. SOLUTION: First, a cylindrical corrosion-proof sheet 24 is arranged in a place to construct a corrosion-proof sheet. Secondly, a form 20 having two support means 28, 30 disposed in the axial direction of the tunnel at a space larger than the axial length of the corrosion-proof sheet 24, and plural support plates 34 taking outward position and inward position in the radial direction is disposed so that the two support means 28, 30 are exposed from the corrosion- proof sheet 24 and the plural support plates 34 are put inward in the radial direction of the corrosion-proof sheet 24, whereby the form 20 is supported by the support means 28, 30. After that, the plural support plates 34 of the form 20 are put in the outward position to support the corrosion-proof sheet 24, and mortar 62 is injected between the corrosion-proof sheet 24 and the inner peripheral surface of the tunnel. After the mortar 62 is solidified, the plural support plates 34 of the form 20 are put in the inward position to be separated from the corrosion-proof sheet 24.

16. 发明专利

JP2002177942A METHOD OF CLEANING SOIL AND FLOTATION SEPARATOR 失效
公开(公告)号：JP2002177942A
公开(公告)日：2002-06-25
申请号：JP2000380974
申请日：2000-12-14
申请人： KUMAGAI GUMI CO LTD , SHINROKU SEIKI KK
发明人： KAWAGUCHI KENJI , WATANABE TERUFUMI , SHINODA YUTAKA
IPC分类号： B09C1/00 , B03B5/00 , B03B5/28 , B03B5/66 , B03B7/00 , B03D1/02 , B03D1/14 , B04C9/00 , B09C1/04
摘要： PROBLEM TO BE SOLVED: To provide a flotation separator for efficiently removing foreign matter of specific gravity lighter than the specific gravity of water from treating material immixed with the foreign matter and a method of separating the foreign matter from the soil contaminated by the immixture of the foreign matter, such as hardly water soluble organic matter, and cleaning the soil. SOLUTION: The soil contaminated with the hardly water soluble organic matter is fed into a water tank 11 of the flotation separator 10 and the soil settled onto a screen 12a of a vibration flotation sorter 12 is excited. In addition, air bubbles are gushed in an upper direction of the water tank 11 from an air bubble generating nozzle 13n of an air bubble generating means 13 disposed below the screen 12a, by which the soil is agitated and the hardly water-soluble organic matter in the soil is separated from the soil particles and are floated into the water.

17. 发明专利

JP2002126718A METHOD FOR TREATING OIL CONTAMINATED SOIL 失效
公开(公告)号：JP2002126718A
公开(公告)日：2002-05-08
申请号：JP2000329350
申请日：2000-10-27
申请人： KUMAGAI GUMI CO LTD , SHINROKU SEIKI KK , YOYU SHIGEN KK
发明人： KAWAGUCHI KENJI , WATANABE TERUFUMI , SHINODA YUTAKA , TANGO AKIO
IPC分类号： B09C1/00 , B01D17/025 , B01D17/032 , B03B5/34 , B04C9/00 , B09C1/04
摘要： PROBLEM TO BE SOLVED: To efficiently clean soil particles contained in oil contaminated soil without lowering the treatment capacity of a grinding apparatus. SOLUTION: Oil contaminated soil is slurried to be charged in the separation tank 11 of a feed sump 14 to float the oil component in the soil to the surface of the liquid of the feed sump 14 to be recovered using an oil separator 17 and the slurry in the bottom part of the feed sump 14 is charged in a liquid cyclone 16 to perform pretreatment to extract soil particles with a large particle size in the soil and the treated soil is charged in a grinding treatment apparatus 20 to remove the oil component remaining on the surfaces of soil particles.

18. 发明专利

JP2002011449A METHOD FOR TREATING INCINERATION ASH AND ITS DEVICE 失效
公开(公告)号：JP2002011449A
公开(公告)日：2002-01-15
申请号：JP2000199868
申请日：2000-06-30
申请人： KUMAGAI GUMI CO LTD , SHINROKU SEIKI KK , YOYU SHIGEN KK
发明人： ITO HIROSHI , ABE SHIGEKI , KAWAGUCHI KENJI , SHINODA YUTAKA , TANGO AKIO
IPC分类号： B09B3/00 , B02C15/16 , B02C23/08 , B07B1/28
摘要： PROBLEM TO BE SOLVED: To scale down an ash melting equipment and to reduce the treating cost by reducing the volume of the incineration ash to be melted and solidified and to simplify the equipment for reducing the volume of the incineration ash. SOLUTION: A fitting force is exerted on a granular body in the incineration ash by using two milling devices 30 and 50 to finely granulate the granular body. The fine grain containing a large amount of a harmful material such as heavy metal and dioxin is separated from the finely granulated granular body in process water, then the unburned coarse grain and unburned fine grain in the ash are respectively made harmless and extracted by using vibrating screens 40 and 60, a dehydrated cake is formed from a slurry containing the fine grain of the remaining harmful material, and the dehydrated cake is dried in a drying furnace 81, charged into a melting furnace 82, melted and solidified.

19. 发明专利

JP2001276898A TREATING EQUIPMENT FOR DREDGED EARTH AND SAND 失效
公开(公告)号：JP2001276898A
公开(公告)日：2001-10-09
申请号：JP2000099268
申请日：2000-03-31
申请人： KUMAGAI GUMI CO LTD , EKOPURANTO KK , SHINROKU SEIKI KK
发明人： ITO HIROSHI , ABE KENICHI , YAMAZAKI AKIRA , MATSUMURA SHUJI , KAWAGUCHI KENJI , SHINODA YUTAKA
IPC分类号： E02F7/00 , B03B5/00 , B03B5/08 , B03B5/28 , B03B7/00 , B04C5/16 , C02F11/12
摘要： PROBLEM TO BE SOLVED: To efficiently classify and take out sand-components from the earth and sand dredged from bay coast, effluent rivers, etc., and to reduce the volume of the dredged earth and sand to be reclaimed in sedimentation basins and disposal plants. SOLUTION: The muddy water containing the dredged earth and sand is forcibly fed from a raw water introducing pipe 10 via a reduced pressure vessel 20 to a feed sump 30 and the raw water stored in the bottom of the feed sump 30 is supplied by feed pumps 30a and 30d to negative pressure liquid cyclones 50a to 50d. Granular materials of large grain sizes are separated from a slurry containing the granular materials of large grain sizes discharged from the lower parts of the respective liquid cyclones 50a to 50d are separated by an aqua- screen 70 and the desalting of the granular materials is carried out.

20. 发明专利

JP2000282797A CONNECTING STRUCTURE AND CONNECTING TOOL BETWEEN SHEET AND REINFORCING BARS 失效
公开(公告)号：JP2000282797A
公开(公告)日：2000-10-10
申请号：JP8893399
申请日：1999-03-30
申请人： KUMAGAI GUMI CO LTD , NIFCO INC
发明人： KAWAGUCHI KENJI , IWAI TAKAYUKI , KISHITANI MAKOTO , KOBAYASHI SATOSHI , TAKAHASHI ATSUSHI , OSHIMA YUKIO , UEKI KOJI
IPC分类号： E02D31/00 , E21D11/38
摘要： PROBLEM TO BE SOLVED: To provide a connecting structure which can easily and positively connect a sheet and reinforcing bars to each other. SOLUTION: A connecting structure between a sheet and reinforcing bars includes a sheet 20, two reinforcing bars 22, 24, and a connecting tool 26. The sheet 20 has a projection 28 protruding from a surface thereof. The projection 28 has two pinched surfaces 30, 31 disposed on opposite sides, and is formed such that an interval D between the pinched surfaces 30, 31 becomes larger as the height H of the projection from the sheet surface 21 is increased. The two reinforcing bars 22, 24 are arranged so as to pinch the two pinched surfaces of the projection. The connecting tool 26 binds the two reinforcing bars 22, 24.

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