Soil additives
    13.
    发明授权
    Soil additives 失效
    土壤添加剂

    公开(公告)号:US3660068A

    公开(公告)日:1972-05-02

    申请号:US3660068D

    申请日:1969-12-29

    Inventor: WILSON JOSEPH F

    CPC classification number: C05B7/00 C05G1/00 C05C1/00 C05C9/00 C05D3/00 C05G3/0058

    Abstract: A method of preparing a granulated soil additive of calcium sulfate and a soluble salt, preferably a fertilizer, which involves granulating the calcium sulfate employing the soluble salt, incorporated with the calcium sulfate in solution form, as the granulating agent.

    Abstract translation: 制备硫酸钙颗粒状土壤添加剂和可溶性盐,优选肥料的方法,其包括使用与溶液形式的硫酸钙结合的可溶性盐将硫酸钙造粒为造粒剂。

    Illite coated prill
    20.
    发明授权
    Illite coated prill 失效
    ILLITE涂层

    公开(公告)号:US3563724A

    公开(公告)日:1971-02-16

    申请号:US3563724D

    申请日:1966-06-17

    Inventor: WILSON JOSEPH F

    CPC classification number: B01J2/30 B01J2/006 C05C1/02

    Abstract: ILLITIC TENNESSEE CLAY FOUND IN DEPOSITS NEAR PARIS, TENN., HAS BEEN FOUND BY ITSELF TO REDUCE THE CRUSHING STRENGTH OF AMMONIUM NITRATE PRILLS TO ABOUT 5-10 POUNDS PER SQUARE INCH (FRIABLE BAGSET). THE ADDITION OF AN ORGANIC MATERIAL, AS DESCRIBED, GIVES A COMPLETELY FREE FLOWING PRILL, EVEN AFTER A SEVERE TEST. THE ILLITE DESCRIBED IS THE FIRST APPLICABLE WITH GOOD RESULTS WITHOUT ADDITIVES SUCH AS ORGANIC MATERIAL, E.G., AN ALKALI SULFONATE. PROPERTIES OF THE PARIS, TENN., DEPOSIT ILLITE ARE GIVEN TOGETHER WITH TEST RESULTS. A HEATING STEP WHICH EVEN FURTHER IMPROVES THE ANTICAKING PROPERTIES WHICH THE CLAY CAN IMPART TO THE PRILLS IS ALSO DESCRIBED.

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