Present and open question of preliminary mortar in the concrete pumping practice.
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Accession number;99A0451316
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| Title;Present and open question of preliminary mortar in the concrete pumping practice. |
| Author;
KEMI TORAO
(Ashikaga Inst. of Technol., Fac. of Eng.)
NAKATA YOSHIHISA
(Nishimatsu Constr. Co., Ltd.)
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Journal Title;Cement & Concrete
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Journal Code:F0277A
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ISSN:0371-0718
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VOL.;NO.626;PAGE.1-9(1999)
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| Figure&Table&Reference;FIG.9, REF.10 |
| Pub. Country;Japan |
| Language;Japanese |
| Abstract;As the part of the residual concrete problem, the nationwide questionnaire field study was carried concerning about how, at the transfer starting, the previous feed mortars for smoothly sending in the pipe are used. The totaling result is explained on the following items, the troubles, work condition, transfer method, the reasons and the type of the concrete in the not using cases, suppliers of the previous feed mortar, the processing of the used mortar, and disposition of the residual concrete. The development situation of the previous feed material is outlined, and the future problems on the processing of the residue concrete are explained. |
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