Preparation process for improving performance of machine-made sand concrete
The invention belongs to the field of concrete production, and particularly relates to a preparation process for improving the performance of machine-made sand concrete.The preparation process comprises the following specific steps that S1, an ether water-reducing type water reducer, an ether slump-...
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| creator | LAN GUOGUAN LIN HAI XU HUANAN |
| description | The invention belongs to the field of concrete production, and particularly relates to a preparation process for improving the performance of machine-made sand concrete.The preparation process comprises the following specific steps that S1, an ether water-reducing type water reducer, an ether slump-retaining type water reducer, a retarder, a mud blocking agent and water are taken according to the proportion of 160: 35: 20: 5: 780 and compounded, and a composite additive is obtained; s2, 585 parts of machine-made sand are taken and cleaned through cleaning equipment, then the cleaned machine-made sand is dried, and then the treated machine-made sand, 200 parts of fine river sand, 25 parts of red mud and 1050 parts of stone are stirred and mixed for 30-50 s to obtain a mixture A; s3, adding 60 parts of fly ash, 60 parts of slime and 240 parts of cement into the mixture A, and stirring and mixing for 40-50 seconds to obtain a mixture B; according to the present invention, the composite admixture is obtained by c |
| format | Patent |
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s2, 585 parts of machine-made sand are taken and cleaned through cleaning equipment, then the cleaned machine-made sand is dried, and then the treated machine-made sand, 200 parts of fine river sand, 25 parts of red mud and 1050 parts of stone are stirred and mixed for 30-50 s to obtain a mixture A; s3, adding 60 parts of fly ash, 60 parts of slime and 240 parts of cement into the mixture A, and stirring and mixing for 40-50 seconds to obtain a mixture B; according to the present invention, the composite admixture is obtained by c</description><language>chi ; eng</language><subject>ARTIFICIAL STONE ; CEMENTS ; CERAMICS ; CHEMISTRY ; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS ; CONCRETE ; LIME, MAGNESIA ; METALLURGY ; PERFORMING OPERATIONS ; PREPARING CLAY ; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL,e.g. PLASTER ; REFRACTORIES ; SLAG ; TRANSPORTING ; TREATMENT OF NATURAL STONE ; WORKING CEMENT, CLAY, OR STONE</subject><creationdate>2022</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20221230&DB=EPODOC&CC=CN&NR=115534107A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76290</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20221230&DB=EPODOC&CC=CN&NR=115534107A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>LAN GUOGUAN</creatorcontrib><creatorcontrib>LIN HAI</creatorcontrib><creatorcontrib>XU HUANAN</creatorcontrib><title>Preparation process for improving performance of machine-made sand concrete</title><description>The invention belongs to the field of concrete production, and particularly relates to a preparation process for improving the performance of machine-made sand concrete.The preparation process comprises the following specific steps that S1, an ether water-reducing type water reducer, an ether slump-retaining type water reducer, a retarder, a mud blocking agent and water are taken according to the proportion of 160: 35: 20: 5: 780 and compounded, and a composite additive is obtained; s2, 585 parts of machine-made sand are taken and cleaned through cleaning equipment, then the cleaned machine-made sand is dried, and then the treated machine-made sand, 200 parts of fine river sand, 25 parts of red mud and 1050 parts of stone are stirred and mixed for 30-50 s to obtain a mixture A; s3, adding 60 parts of fly ash, 60 parts of slime and 240 parts of cement into the mixture A, and stirring and mixing for 40-50 seconds to obtain a mixture B; according to the present invention, the composite admixture is obtained by c</description><subject>ARTIFICIAL STONE</subject><subject>CEMENTS</subject><subject>CERAMICS</subject><subject>CHEMISTRY</subject><subject>COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS</subject><subject>CONCRETE</subject><subject>LIME, MAGNESIA</subject><subject>METALLURGY</subject><subject>PERFORMING OPERATIONS</subject><subject>PREPARING CLAY</subject><subject>PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL,e.g. PLASTER</subject><subject>REFRACTORIES</subject><subject>SLAG</subject><subject>TRANSPORTING</subject><subject>TREATMENT OF NATURAL STONE</subject><subject>WORKING CEMENT, CLAY, OR STONE</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2022</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNikEKwjAQRbtxIeodxgMUDLW4lqIIgrhwX4b0RwNmJkyC57cLD-Dq8R5v2VzvhszGNapQNvUohYIaxTTbJ8qTMmwOicWDNFBi_4qCNvEEKiwTeRVvqFg3i8Dvgs2Pq2Z7Pj2GS4usI0pmD0Edh5tzfd_t3e5w7P55vpvWNcc</recordid><startdate>20221230</startdate><enddate>20221230</enddate><creator>LAN GUOGUAN</creator><creator>LIN HAI</creator><creator>XU HUANAN</creator><scope>EVB</scope></search><sort><creationdate>20221230</creationdate><title>Preparation process for improving performance of machine-made sand concrete</title><author>LAN GUOGUAN ; 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s2, 585 parts of machine-made sand are taken and cleaned through cleaning equipment, then the cleaned machine-made sand is dried, and then the treated machine-made sand, 200 parts of fine river sand, 25 parts of red mud and 1050 parts of stone are stirred and mixed for 30-50 s to obtain a mixture A; s3, adding 60 parts of fly ash, 60 parts of slime and 240 parts of cement into the mixture A, and stirring and mixing for 40-50 seconds to obtain a mixture B; according to the present invention, the composite admixture is obtained by c</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| subjects | ARTIFICIAL STONE CEMENTS CERAMICS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE LIME, MAGNESIA METALLURGY PERFORMING OPERATIONS PREPARING CLAY PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL,e.g. PLASTER REFRACTORIES SLAG TRANSPORTING TREATMENT OF NATURAL STONE WORKING CEMENT, CLAY, OR STONE |
| title | Preparation process for improving performance of machine-made sand concrete |
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