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    Patent US4259087 Antistats containing acrylonitrile

    This invention relates to compositions comprising 1 α-olefin-acrylonitrile copolymers and 2 polymeric polyamines and to such compositions in combination with

    US6455642 Process for producing a

    The present invention concerns a process for producing homogeneous polyethylene materials and processes for making high density medium density and low density films

    Patent US4740550 Multistage copolymerization

    The present invention relates to a multistage continuous process for the preparation of propylene-ethylene impact copolymers comprising the use of a recirculating

    براءة الاختراع US8034231 Method for reducing

    Hydrogen sulfide evolution from asphalt may be reduced or eliminated using an additive to act as a scavenger Metal borate complexes when used as an additive in

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    The present invention relates to an alpha-olefin prepolymer catalytically active in an alpha-olefin co- polymerization comprising a transition metal an

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    Patent US6455642 Process for producing a

    Process for producing a homogeneous polyethylene material in the presence of a US6096837 * 10 Apr 1996 1 Aug Method for preventing fouling and sheeting in

    Method Preventing Wo1996032420a1 grinding mill equipment

    A method for preventing sheeting problems in a gas phase reactor in such multi-phase polymerization process which comprises at least one loop reactor followed by a

    US6096837A Method for preventing fouling and

    A method for preventing sheeting problems in a gas phase reactor in such multi-phase polymerization process which comprises at least one loop reactor followed by a

    Патент US4259087 Antistats containing acrylonitrile

    This invention relates to compositions comprising 1 α-olefin-acrylonitrile copolymers and 2 polymeric polyamines and to such compositions in combination with

    US5684097 Process for preparing polyethylene

    1 A process for producing polyethylene compositions in the presence of a catalytic system of ethylene polymerizing catalyst and cocatalyst in a multistage

    Patent US8034231 Method for reducing hydrogen

    Hydrogen sulfide evolution from asphalt may be reduced or eliminated using an additive to act as a scavenger Metal borate complexes when used as an additive in asphalt production are an effective component in preventing or mitigating the evolution of hydrogen sulfide from asphalt

    Patent US4182810 Prevention of fouling in

    An olefin or mixture of olefins is polymerized in a hydrocarbon diluent in a turbulent reaction zone to produce particles of polymer which are substantially insoluble

    Method for preventing fouling and sheeting in gas

    United States Patent US6096837 Note If you have problems viewing the PDF please make sure you have the latest version of Adobe Acrobat PDF help Back to full text

    Patent Us6096837 sand washing machine

    Patent DE69606526T2 Verfahren zur verhinderung von Try the new Google Patents CA2218050A1 CN1101408C CN1184486A DE69606526D1 EP0820474A1 EP0820474B1

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    Research on the scaling reasons and prevention of Wangxin A method according to claim 8 wherein operating the first-stage pump and the second-stage pump

    Removal Arsenic Method grinding mill equipment

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    US4182810 Prevention of fouling in

    An olefin or mixture of olefins is polymerized in a hydrocarbon diluent in a turbulent reaction zone to produce particles of polymer which are substantially insoluble

    Patent US5326835 Multi-stage process for producing

    The invention concerns a multi-stage process for producing polyethylene having a bimodal and/or broad molecular weight distribution in the presence of an ethylene

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