METHOD FOR THE SURFACE TREATMENT OF PARTICLES OF A METAL POWDER AND METAL POWDER PARTICLES OBTAINED THEREBY

    公开(公告)号:US20200215607A1

    公开(公告)日:2020-07-09

    申请号:US16628355

    申请日:2018-06-21

    Abstract: A method for surface treatment of a metal material in a powder state is provided, the method including obtaining a powder formed from a plurality of particles of the metal material to be treated; and subjecting the powder to an ion implantation process by directing a beam of singly-charged or multi-charged ions towards an outer surface of the particles, the beam being produced by a source of singly-charged or multi-charged ions, whereby the particles have an overall spherical shape with a radius (R). There is also provided a material in a powder state formed from a plurality of particles having a ceramic outer layer and a metal core, the particles having an overall spherical shape.

    MOVEMENT WITH POWER RESERVE EXTENSION
    7.
    发明申请

    公开(公告)号:US20180284696A1

    公开(公告)日:2018-10-04

    申请号:US15887375

    申请日:2018-02-02

    CPC classification number: G04B19/02 G04B1/12 G04B17/06 G04B17/285 G04C3/08

    Abstract: The invention relates to a timepiece movement comprising a first regulating member and a first escapement connected by a first train to a first energy source, the first train, the first escapement, the first regulating member and the first energy source defining a first assembly, a second regulating member and a second escapement connected by a second train to a second energy source, the second train, the second escapement, the second regulating member and the second energy source defining a second assembly, at least one differential gear provided to ensure a kinematic connection between the first assembly and the second assembly, and means for displaying the current time. According to the invention, the timepiece movement includes means for stopping and allowing operation of one of the two regulating members, and the differential gear carries the time display means to display the time regardless of which regulating member is operating.

    INTERFERENCE PIGMENT
    10.
    发明申请

    公开(公告)号:US20200048470A1

    公开(公告)日:2020-02-13

    申请号:US16486933

    申请日:2018-02-26

    Abstract: A multilayered interference pigment containing, in succession: a metal core in the form of a flake, the metal core containing a material selected from gold, silver, palladium, rhodium, ruthenium, platinum, osmium, iridium and an alloy thereof; a first layer of transparent dielectric material; and a second discontinuous metal layer making it possible to both reflect a portion of the light beam and to transmit another portion of this beam onto the metal core.

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