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Patent Searching and Data


Title:
EQUIPMENT FOR TREATING EARTH-AND-SAND
Document Type and Number:
Japanese Patent JP3129976
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To enable the treatment of earth-and-sand in a smooth and energy saving manner.
SOLUTION: A pearlite-baking equipment 40 is provided with a pearlite earthand-sand mixing equipment 41. An exhausting part 9a for discharging exhaust gas HG generated on burning in the pearlite-baking equipment 40 is connected to a kneading-mixing equipment 15, which also works as a heating means freely heating drilling earth-and-sand KD, and an earth-and-sand hopper 16 in the pearlite earth-and-sand mixing equipment 41 with an exhasut gas- supplying tube unit 23 freely transporting and supplying the exhaust gas HG.


Inventors:
Masafumi Nakano
Yukishige Takahashi
Teruhiro Isayama
Katsuji Maeda
Application Number:
JP26353396A
Publication Date:
January 31, 2001
Filing Date:
September 12, 1996
Export Citation:
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Assignee:
Tokyo Gas Co., Ltd.
Tokyo Gas Engineering Co., Ltd.
Nippon Steel Tube Co., Ltd.
Mitsui Construction Co., Ltd.
International Classes:
E02F7/00; C09K17/02; E02D3/00; C09K103/00; (IPC1-7): E02F7/00; C09K17/02; E02D3/00
Attorney, Agent or Firm:
Shinji Aida (1 outside)