Processing system
    9.
    发明授权

    公开(公告)号:US11369972B2

    公开(公告)日:2022-06-28

    申请号:US16615256

    申请日:2018-03-16

    Applicant: Kleemann GmbH

    Abstract: The invention relates to a processing system, more particularly a stone crusher, with a filling unit (20), which can be filled with material to be crushed, wherein behind the filling unit (20) in the conveying direction or in the filling unit (20), a screening unit (30) is arranged, wherein the screening unit (30) can be vibrated by means of a vibration generator (38), wherein above the screening unit (30) a part of the supplied material is fed to a connected process unit, more particularly a crushing unit (40), and another part is separated out in the screening unit (30), and wherein the separated-out part of the material is fed by means of an adjustable flap of a conveying unit (70) in a bypass position optionally bypassing the connected process unit, more particularly the crushing unit (40), to a conveying device, more particularly a crusher discharge conveyor (60), or in a conveying position is conveyed out of the machine working area by means of a conveying device (50). To reliably and simply prevent the adjustable flap from becoming blocked by screen material, the invention proposes that the flap is attached to the screening unit (30) in such a way that the vibration generator (38) excites it together with the screening unit (30).

    CLASSIFICATION AND RECOMBINATION OF DIFFERENT SCM AND CEMENT FRACTIONS TO EFFICIENTLY MANUFACTURE CEMENT-SCM COMPOSITIONS

    公开(公告)号:US20220106235A1

    公开(公告)日:2022-04-07

    申请号:US17553379

    申请日:2021-12-16

    Inventor: John M. Guynn

    Abstract: Methods and systems for efficiently manufacturing particulate blending materials for use in making particle size optimized cements, SCMs, blended cements and cement-SCM blends. An initial hydraulic cement or SCM having an initial particle size distribution (PSD), an initial d10, and an initial d90 is processed using one or more air classifiers, and optionally one or more mills, to yield a plurality of hydraulic cement or SCM fractions having desired particle size distributions (PSDs). The hydraulic cement fractions can be blended with SCMs to form binary and ternary cement-SCM blends. The SCM fractions can also be used to make binary and ternary blends. A surplus fine cement fraction can be used to raise the fineness and/or reactivity of a less fine and/or less reactive hydraulic cement. A surplus fine SCM can be used as a silica fume substitute.

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