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    Process for the production of potassium nitrate by the ion exchange method
    2.
    发明授权
    Process for the production of potassium nitrate by the ion exchange method 失效
    通过离子交换法生产硝酸钾的方法

    公开(公告)号：US3645673A

    公开(公告)日：1972-02-29

    申请号：US3645673D

    申请日：1969-12-01

    申请人： DYNAMIT NOBEL AG

    发明人： LABRIOLA MARIO ,  VAJNA SANDOR

    IPC分类号： B01J47/00 ,  C01D9/04

    CPC分类号： B01J47/00 ,  C01D9/04

    摘要： Process for the manufacture of potassium nitrate in the ion exchange method by reaction of nitric acid with potassium ions of a cation exchanger and recharging of the exchanger bed, characterized in that the water filled exchanger bed is supplied with a series of five feed groups, the third group being composed of the nitric acid process feed, the fifth group being composed of pure water, and wherein from the exchanger bed there is won a series of five withdrawn groups, the third withdrawn group comprising the potassium nitrate product of the ion exchange, the second, fourth, and fifth withdrawn groups being reused as, respectively, said first, second, and fourth feed groups.

    摘要翻译： 用离子交换法制造硝酸钾的方法是通过硝酸与阳离子交换器的钾离子的反应和交换床的再充电，其特征在于，向水填充的交换器床提供一系列五个进料基团， 第三组由硝酸工艺进料组成，第五组由纯水组成，其中从交换器床中获得一系列五个取出基团，第三组包括离子交换的硝酸钾产物， 第二，第四和第五抽出组分别被重新用作所述第一，第二和第四进料组。

    Apparatus for storing and feeding fractions of a stream of liquid flowing into and out of a reactor or a process exchange apparatus
    3.
    发明授权
    Apparatus for storing and feeding fractions of a stream of liquid flowing into and out of a reactor or a process exchange apparatus 失效
    液体流入或流出反应器或过程交换装置的储存和进料段的装置

    公开(公告)号：US3594316A

    公开(公告)日：1971-07-20

    申请号：US3594316D

    申请日：1968-08-30

    申请人： DYNAMIT NOBEL AG

    发明人： MERSMANN ALFONS ,  VAJNA SANDOR ,  EPLER HANS

    IPC分类号： B01D15/04 ,  B01J47/00 ,  C02F1/42 ,  B01D33/38

    CPC分类号： C02F1/42 ,  B01J47/00 ,  Y10T137/2536 ,  Y10T137/2943

    摘要： THE PRESENT DISCLOSURE IS DIRECTED TO AN APPARATUS FOR STORING, FEEDING AND CONVEYING A LIQUID FRACTION WHICH COMPRISES A PLURALITY OF PRESSURE-RESISTANT, GAS-TIGHT STORAGE TANKS, DISTRIBUTOR CHANNEL MEANS DISPOSED ABOVE SAID STORAGE TANKS AND DIVIDED INTO A NUMBER OF COMPARTMENTS CORRESPONDING TO THE NUMBER OF SAID STORAGE TANKS, A DISTRIBUTING SYSTEM CONTAINING A FIRST LIQUID FEED LINE ASSOCIATED THEREWITH FOR INTRODUCING THE LIQUID FRACTION INTO SAID COMPARTMENTS, SECOND LIQUID FEED LINE MEANS FOR PROVIDING COMMUNICATION BETWEEN EACH COMPARTMENT AND A STORAGE TANK, RESERVOIR MEANS ASSOCIATED WITH THE STORAGE TANKS, EXHAUST LINE MEANS PROVIDING COMMUNICATION BETWEEN EACH OF THE STORAGE TANKS AND THE RESERVOIR MEANS, MEASURING MEANS DISPOSED IN THE RESERVOIR MEANS FOR MEASURING A PREDETERMINED MINIMUM LEVEL IN SAID RESERVOIR, GAS FEED LINE MEANS PROVIDING COMMUNICATION BETWEEN THE STORAGE TANKS AND A SOURCE OF PRESSURIZED GAS, SWITCH MEANS IN OPERATIVE ENGAGEMENT WITH THE MEASURING

    MEANS AND SAID SOURCE OF GAS PRESSURE FOR SUPPLYING A PRESSURIZED GAS THROUGH SAID GAS FEED LINE MEANS TO THE STORAGE TANKS IN RESPONSE TO A SIGNAL RECEIVED FROM SAID MEASURING MEANS SO THAT THE STORAGE TANKS CAN BE FILLED WITH THE LIQUID FRACTION AND/OR DRAINED OF THE LIQUID FRACTION AS NECESSARY, MEANS FOR REMOVING THE LIQUID FRACTION FROM THE RESERVOIR MEANS AND INTRODUCING IT INTO A REACTOR MEANS, AND MEANS FOR REMOVING THE LIQUID FRACTION FROM THE REACTOR AND INTRODUCING IT INTO THE DISTRIBUTING SYSTEM FOR REINTRODUCTION BY SAID FIRST LIQUID FEED LINE MEANS INTO THE DISTRIBUTOR CHANNEL.