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    • 3. 发明授权
    • Methods for preparing ruthenium carbene complex precursors and ruthenium carbene complexes
    • 制备钌卡宾络合物前体和钌卡宾络合物的方法
    • US08779152B2
    • 2014-07-15
    • US13272788
    • 2011-10-13
    • Linda A. KunzSteven A. CohenMelvin L. Luetkens, Jr.
    • Linda A. KunzSteven A. CohenMelvin L. Luetkens, Jr.
    • C07F15/00
    • C07F15/0046B01J31/2295C07F15/0053
    • A method for preparing a ruthenium carbene complex precursor includes reacting a ruthenium refinery salt with a hydrogen halide to form a ruthenium intermediate, and reacting the ruthenium intermediate with an L-type ligand to form the ruthenium carbene complex precursor. A method for preparing a ruthenium vinylcarbene complex includes converting a ruthenium carbene complex precursor into a ruthenium hydrido halide complex, and reacting the ruthenium hydrido halide complex with a propargyl halide to form the ruthenium vinylcarbene complex. A method for preparing a ruthenium carbene complex includes converting a ruthenium carbene complex precursor into a ruthenium carbene complex having a structure (PR1R2R3)2Cl2Ru═CH—R4, wherein R1, R2, R3, and R4 are alike or different, and wherein covalent bonds may optionally exist between two or more of R1, R2, and R3.
    • 制备钌卡宾络合物前体的方法包括使钌精炼盐与卤化氢反应形成钌中间体,并使钌中间体与L型配体反应以形成钌卡宾复合物前体。 制备钌乙烯基卡巴复合物的方法包括将钌卡宾络合物前体转化为卤化钌卤化物络合物,并使卤化钌卤化物络合物与炔丙基卤反应形成钌乙烯基卡巴复合物。 制备钌卡宾络合物的方法包括将钌卡宾络合物前体转化成具有结构(PR1R2R3)2Cl2Ru=CH-R4的钌卡宾络合物,其中R 1,R 2,R 3和R 4相同或不同,并且其中共价键 可以任选地存在于R 1,R 2和R 3中的两个或多个之间。
    • 4. 发明申请
    • METHODS FOR PREPARING RUTHENIUM CARBENE COMPLEX PRECURSORS AND RUTHENIUM VINYLCARBENE COMPLEXES
    • 制备碳酸亚乙酯复合前体和乙烯基烯烃复合物的方法
    • US20130096313A1
    • 2013-04-18
    • US13272788
    • 2011-10-13
    • Linda A. KunzSteven A. CohenMelvin L. Luetkens, JR.
    • Linda A. KunzSteven A. CohenMelvin L. Luetkens, JR.
    • C07F15/00
    • C07F15/0046B01J31/2295C07F15/0053
    • A method for preparing a ruthenium carbene complex precursor includes reacting a ruthenium refinery salt with a hydrogen halide to form a ruthenium intermediate, and reacting the ruthenium intermediate with an L-type ligand to form the ruthenium carbene complex precursor. A method for preparing a ruthenium vinylcarbene complex includes converting a ruthenium carbene complex precursor into a ruthenium hydrido halide complex, and reacting the ruthenium hydrido halide complex with a propargyl halide to form the ruthenium vinylcarbene complex. A method for preparing a ruthenium carbene complex includes converting a ruthenium carbene complex precursor into a ruthenium carbene complex having a structure (PR1R2R3)2Cl2Ru═CH—R4, wherein R1, R2, R3, and R4 are alike or different, and wherein covalent bonds may optionally exist between two or more of R1, R2, and R3.
    • 制备钌卡宾络合物前体的方法包括使钌精炼盐与卤化氢反应形成钌中间体,并使钌中间体与L型配体反应以形成钌卡宾复合物前体。 制备钌乙烯基卡巴复合物的方法包括将钌卡宾络合物前体转化为卤化钌卤化物络合物,并使卤化钌卤化物络合物与炔丙基卤反应形成钌乙烯基卡巴复合物。 制备钌卡宾络合物的方法包括将钌卡宾络合物前体转化成具有结构(PR1R2R3)2Cl2Ru = CH-R4的钌卡宾络合物,其中R1,R2,R3和R4是相同或不同的,其中共价键 可以任选地存在于R 1,R 2和R 3中的两个或多个之间。
    • 5. 发明授权
    • Screening apparatus with hammermill
    • 筛分设备与锤磨机
    • US07121487B2
    • 2006-10-17
    • US10651266
    • 2003-08-28
    • Douglas J. CohenSteven A. Cohen
    • Douglas J. CohenSteven A. Cohen
    • B02C23/10
    • B07B1/005B02C13/04B02C21/02B02C23/10B07B1/22B07B13/16
    • A screening machine on a frame with a hopper having a conveyor belt. The conveyor belt discharges particulate material poured into the hopper into a rotating barrel screen or vibrating planar screen for sifting the material. A hammermill apparatus is pivotably mounted on a hood member to an arm that is pivotably mounted to the frame of the machine. The hammermill is positioned above the conveyor belt at the discharge end. The hammermill can pivot upwardly relative to the arm upon striking a large object on the conveyor belt, and a spring mounted to the arm and the hood biases the hammermill back to its original position. A hydraulic ram is drivingly linked to the arm for manually or automatically displacing the hammermill relative to the conveyor belt.
    • 在具有输送带的料斗的框架上的筛选机。 输送带将倾倒在料斗中的颗粒材料排放到旋转的桶形筛网或振动的平面筛网中以筛选材料。 锤式装置可枢转地安装在罩构件上,臂可枢转地安装到机器的框架上。 锤击器位于输送带上方的排放端。 当撞击传送带上的大物体时,锤锤可以相对于臂向上枢转,并且安装到臂和罩的弹簧将锤马马回到其初始位置。 液压油缸与臂相互驱动连接,用于相对于传送带手动或自动地移动锤磨机。
    • 6. 发明授权
    • Methods for preparing ruthenium carbene complex precursors and ruthenium carbene complexes
    • 制备钌卡宾络合物前体和钌卡宾络合物的方法
    • US08975414B2
    • 2015-03-10
    • US13606640
    • 2012-09-07
    • Linda A. KunzSteven A. Cohen
    • Linda A. KunzSteven A. Cohen
    • C07F15/00
    • C07F15/0053C07F15/0046
    • A method for preparing a ruthenium carbene complex precursor includes reacting a ruthenium refinery salt with a hydrogen halide to form a ruthenium intermediate, and reacting the ruthenium intermediate with an L-type ligand to form the ruthenium carbene complex precursor. A method for preparing a ruthenium vinylcarbene complex includes converting a ruthenium carbene complex precursor into a ruthenium hydrido halide complex, and reacting the ruthenium hydrido halide complex with a propargyl halide to form the ruthenium vinylcarbene complex. A method for preparing a ruthenium carbene complex includes converting a ruthenium carbene complex precursor into a ruthenium carbene complex having a structure (PR1R2R3)2Cl2Ru═CH—R4, wherein R1, R2, R3, and R4 are alike or different, and wherein covalent bonds may optionally exist between two or more of R1, R2, and R3 and/or two of R1, R2, and R3 taken together may optionally form a ring with phosphorous.
    • 制备钌卡宾络合物前体的方法包括使钌精炼盐与卤化氢反应形成钌中间体,并使钌中间体与L型配体反应以形成钌卡宾复合物前体。 制备钌乙烯基卡巴复合物的方法包括将钌卡宾络合物前体转化为卤化钌卤化物络合物,并使卤化钌卤化物络合物与炔丙基卤反应形成钌乙烯基卡巴复合物。 制备钌卡宾络合物的方法包括将钌卡宾络合物前体转化成具有结构(PR1R2R3)2Cl2Ru=CH-R4的钌卡宾络合物,其中R 1,R 2,R 3和R 4相同或不同,并且其中共价键 可以任选地存在于R 1,R 2和R 3中的两个或多个之间,和/或R 1,R 2和R 3中的两个可以任选地与磷形成环。