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C\u00f4ng ngh\u1ec7 x\u1eed l\u00fd n\u00e0y \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho g\u1ed7 T\u1ed1ng qu\u00e1 s\u1ee7 c\u00f3 \u0111\u1ed9 tu\u1ed5i 9-10, m\u1edbi khai th\u00e1c (th\u1eddi gian t\u1eeb l\u00fac ch\u1eb7t h\u1ea1 t\u1edbi khi x\u1eed l\u00fd d\u01b0\u1edbi 1 th\u00e1ng), \u0111\u1ed9 \u1ea9m tr\u00ean 30%, kh\u00f4ng b\u1ecb m\u1ed1i, m\u1ecdt. C\u00f4ng ngh\u1ec7 x\u1eed l\u00fd \u0111\u01b0\u1ee3c chia l\u00e0m 3 giai \u0111o\u1ea1n ch\u00ednh: 1) X\u1eed l\u00fd th\u1ee7y – nhi\u1ec7t: g\u1ed7 \u0111\u01b0\u1ee3c x\u1eed l\u00fd \u1edf 60-70oC trong th\u1eddi gian 6-10 gi\u1edd k\u1ebft h\u1ee3p v\u1edbi x\u1eed l\u00fd b\u1ea3o qu\u1ea3n b\u1eb1ng thu\u1ed1c XM5, MAP 10%; 2) X\u1eed l\u00fd c\u01a1 h\u1ecdc: \u00e9p g\u1ed7 v\u1edbi \u00e1p su\u1ea5t 1,6 MPa \u1edf nhi\u1ec7t \u0111\u1ed9 140oC trong th\u1eddi gian 40 ph\u00fat; 3) X\u1eed l\u00fd \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc g\u1ed7 \u1edf nhi\u1ec7t \u0111\u1ed9 100oC trong th\u1eddi gian 10 ph\u00fat. K\u1ebft qu\u1ea3 ki\u1ec3m \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng t\u1ea1i Vi\u1ec7n V\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng v\u00e0 Vi\u1ec7n Khoa h\u1ecdc l\u00e2m nghi\u1ec7p Vi\u1ec7t Nam cho th\u1ea5y, g\u1ed7 T\u1ed1ng qu\u00e1 s\u1ee7 sau x\u1eed l\u00fd \u0111\u1ea1t y\u00eau c\u1ea7u c\u1ee7a lo\u1ea1i g\u1ed7 nh\u00f3m III theo TCVN 1072-71 (tr\u01b0\u1edbc khi x\u1eed l\u00fd g\u1ed7 T\u1ed1ng qu\u00e1 s\u1ee7 \u0111\u01b0\u1ee3c x\u1ebfp v\u00e0o nh\u00f3m VI), kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ed1i nh\u00e0 t\u1ed1t, kh\u00e1ng m\u1ee5c tr\u1eafng, n\u00e2u b\u1ec1n, ph\u00f9 h\u1ee3p l\u00e0m nguy\u00ean li\u1ec7u x\u00e2y d\u1ef1ng nh\u00e0 n\u00f4ng th\u00f4n.<\/p>\n
Chi ti\u1ebft xin li\u00ean h\u1ec7: GS.TS Ph\u1ea1m V\u0103n Ch\u01b0\u01a1ng – Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc l\u00e2m nghi\u1ec7p Vi\u1ec7t Nam<\/strong><\/em><\/p>\n Th\u1ecb tr\u1ea5n Xu\u00e2n Mai, Ch\u01b0\u01a1ng M\u1ef9, H\u00e0 N\u1ed9i; Tel: 04.33840233; Fax: 04.33840063<\/em><\/strong><\/p>\n Ngu\u1ed3n: khoahocvacongnghevietnam.com.vn\/tin-tuc-su-kien\/cong-nghe-moi-san-pham-moi\/12382-cong-nghe-xu-ly-nang-cao-chat-luong-go-tong-qua-su.html<\/strong><\/p>\n <\/p>\n","protected":false},"excerpt":{"rendered":" Th\u00f4ng qua th\u1ef1c hi\u1ec7n \u0111\u1ec1 t\u00e0i \u201cNghi\u00ean c\u1ee9u c\u00f4ng ngh\u1ec7 v\u00e0 thi\u1ebft b\u1ecb x\u1eed l\u00fd g\u1ed7 T\u1ed1ng qu\u00e1 s\u1ee7 (Alnus nepalensis D.Don) \u0111\u1ec3 s\u1ea3n xu\u1ea5t c\u1ea5u ki\u1ec7n x\u00e2y d\u1ef1ng nh\u00e0 n\u00f4ng th\u00f4n\u201d (m\u00e3 s\u1ed1 KC07.15\/11-15), c\u00e1c nh\u00e0 khoa h\u1ecdc thu\u1ed9c Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc l\u00e2m nghi\u1ec7p Vi\u1ec7t Nam \u0111\u00e3 nghi\u00ean c\u1ee9u th\u00e0nh c\u00f4ng c\u00f4ng ngh\u1ec7 x\u1eed l\u00fd n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng g\u1ed7 T\u1ed1ng qu\u00e1 s\u1ee7.<\/p>\n","protected":false},"author":1,"featured_media":19583,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_editorskit_title_hidden":false,"_editorskit_reading_time":0,"_editorskit_is_block_options_detached":false,"_editorskit_block_options_position":"{}","footnotes":"","_expiration-date-status":"","_expiration-date":0,"_expiration-date-type":"","_expiration-date-categories":[],"_expiration-date-options":[]},"categories":[112],"tags":[],"class_list":["post-2178","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc-chung"],"yoast_head":"\n