FAT RENDERING
    5.
    发明申请

    公开(公告)号:US20250034480A1

    公开(公告)日:2025-01-30

    申请号:US18712972

    申请日:2022-11-23

    Applicant: NESTE OYJ

    Abstract: A method is disclosed for purifying animal waste feedstock. The method comprises providing animal waste feedstock (100) containing fat solids, and heating said animal waste feedstock (100) to an elevated temperature of 100° C. or below to liquefy (102) the fat solids in the animal waste feedstock (100), thereby obtaining liquefied fat. The liquefied fat is isolated from solid material to obtain isolated liquefied fat. The isolated liquefied fat is subjected to bleaching (106) in the presence of acid (113) and sorbent to obtain bleached liquefied fat.

    METHOD FOR UPGRADING LIQUEFIED WASTE PLASTICS

    公开(公告)号:US20230357643A1

    公开(公告)日:2023-11-09

    申请号:US17780703

    申请日:2020-11-27

    Applicant: Neste Oyj

    Abstract: The present disclosure relates to a method for upgrading liquefied waste plastics, the method including a step (A) of providing liquefied waste plastics (LWP) material, optionally a step (B) of pre-treating at least part of the liquefied waste plastics (LWP) material to produce a pre-treated liquefied waste plastics (LWP) material, a step (C) of blending the liquefied waste plastics (LWP) material and/or the pre-treated liquefied waste plastics (LWP) material with a highly paraffinic material to obtain a cracker feed such that the cracker feed meets the requirements for chlorine content and olefins content of the steam cracker, and a step (D) of steam cracking the cracker feed in a steam cracker to obtain a cracker product.

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