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- How to deal with waste liquor in organic experiments? 有機類(lèi)實(shí)驗廢液的處理方法?
- The waste liquor was pretreated by acidification and flocculation. 采用酸析-絮凝法預處理廢液。
- A process of removing impurity from pickling waste liquor had been developed. 對酸洗廢液除雜質(zhì)的工藝方法進(jìn)行了試驗研究。
- The waste liquor from this scouring step was agitated with 0.15% of its weight of colloidal bentonite. 該洗滌工序排出的廢水;同其重量的0.;15%25的膠性皂土混合。
- The principle of dechromation consists in sorption of chrome from waste liquor after tanning to chrome sludge. 除去鉻的原理是揉后的鉻污泥從廢液中吸收鉻。
- The data obtained from experiments can be used to engineering design of the vaporizer for the waste liquor processing. 比定壓熱容隨固含率增加稍有降低，隨溫度升高則有較大增加.;測試結果可供味精廢液蒸發(fā)器的工程設計使用
- A new method for recovering 1,2-dichloropropane from waste liquor in propylene oxide production was developed. 介紹了從環(huán)氧丙烷生產(chǎn)廢液中回收1,2-二氯丙烷的新方法。
- Atmospheric distillation,vacuum distillation and azeotropic distillation processes were used to separate 1,2-dichloropropane from the waste liquor. 采用常壓精餾、減壓精餾、共沸精餾工藝分離環(huán)氧丙烷生產(chǎn)廢液中的1,2-二氯丙烷。
- Abstract: The methods to determine the chrome content of waste liquor of modified two-bath chrome tanning process were studied by chemical analysis. 文摘:研究了變型二浴法的鞣制廢液中，鉻含量測定的化學(xué)分析方法。
- The use of the waste liquor from nitric acid plant for the regeneration not only has advantages of saving hydrochloric acid for the regen... 把硝酸生產(chǎn)過(guò)程中產(chǎn)生的廢液用于除鹽水陽(yáng)床的再生,既節省了陽(yáng)床再生所需的鹽酸,又節省了鎂尾水在排放過(guò)程中所需的燒堿;
- There were more carboxyl groups condensed guaiacyl units and guaiacyl primary alcohol in the waste ASP liquor than those in KP waste liquor. 與KP相比，ASP廢液中木素含有較多的羧基、縮合型愈創(chuàng )木基結構以及愈創(chuàng )木酚型的伯醇醚.
- A process for recovering acetic acid,o phthalic acid,p phthalic acid (PTA),cobalt acetate and manganese acetate from PTA waste liquor is introduced. 介紹了從精對苯二甲酸(PTA)廢液中回收醋酸,鄰、對苯二甲酸,醋酸鈷錳鹽的回收工藝。
- gastube boiler waste heat boiler 廢熱鍋爐
- A large number of structures of benzene methyl and methylene groups but rare aralkyl ether linkage existed in the waste liquor. 兩種廢液木素中都含有大量的苯環(huán)及甲基、亞甲基結構，幾乎不存在烷基芳基醚鍵結構；
- Mengenta pulp A sulphite pulp made using magnesium bisulphite rather than calcium bisulphite in the cooking process. The magnesium waste liquor can be chemically recovered. 亞硫酸鎂漿在煮漿過(guò)程中,采用亞硫酸氫鎂代替亞硫酸氫所造成的亞硫酸鹽紙漿。鎂質(zhì)的廢水可用化學(xué)方法回收。
- The operation conditions and influencing factors on extracting caramel colorant and glycerin from fermented waste liquor of beet molasses by ion exchange were studied. 研究了用離子交換法從甜菜糖蜜發(fā)酵廢液中提取焦糖色素和甘油的新工藝,探討了工藝條件及影響因素。
- Lignin from paper-making waste liquor was used as slow-releasing material to potassium fertilizer, which was propitious to resources utilization and environmental protection. 木質(zhì)素來(lái)源于造紙廢液，作為鉀肥的緩釋材料，其資源環(huán)保意義重大。
- For solving the problem of hard degradation of PVA, a new generation of biodegradation enzymes has been developed, which can fast biodegrade PVA waste liquor. 為解決PVA難以降解的問(wèn)題，目前已開(kāi)發(fā)出新一代的生物分解酶，可使PVA廢液快速生物降解。
- She was scalded when the boiler exploded. 鍋爐爆炸時(shí)她被燙傷了。
- How to reasonably discharge waste liquor from chelating ion-exchange resin tower is discussed and scientificity of its technological indexes is analyzed. 介紹了螯合型離子交換樹(shù)脂塔廢液的合理排放情況,分析了其工藝指標控制的科學(xué)性。
