Abstract: A sheet for use in a heat exchange apparatus. The sheet includes a first vertical rib that extends generally parallel to the vertical axis of the heat exchange apparatus. The sheet also includes a second vertical rib that extends, substantially all the way between the first and second edges of the sheet generally parallel to the first vertical rib. The sheet further includes a first horizontal rib that extends substantially all the way between the third and fourth edges of the sheet. The sheet additionally includes a second horizontal rib that extends substantially all the way between the third and fourth edges of the sheet generally parallel to the first horizontal rib.

Abstract: A sheet for use in a heat exchange apparatus. The sheet includes a first vertical rib that extends in a first direction and protrudes in a second direction out of the plane. The sheet also includes a second vertical rib that extends in the first direction along the sheet, between the first and second edges of the sheet. The second vertical rib also protrudes in the second direction out of the plane. The sheet further includes a first horizontal rib that extends in a third direction along the sheet between the third and fourth edges of the sheet, and protrudes in a fourth direction opposite said second direction. The sheet additionally includes a second horizontal rib that extends in the third direction along the sheet between the third and fourth edges of the sheet. The second horizontal rib protrudes in a fourth direction and intersects said second vertical rib.

Abstract: Described is a process for preparing docetaxel 1, including the following steps: a) hydroxyl acylation reaction of compound 2 and 3 to obtain compound 4; b) deprotection group R1 of the hydroxyl group of compound 4 obtained from step a to prepare compound 5; c) removing one tert-butoxycarbonyl of compound 5 obtained from step b to prepare compound 6; d) removing one acetyl of compound 6 obtained from step c to prepare compound 1; wherein, R1 represents tert-butyl dimethyl silyl, triethylsilyl, ethoxyethyl, tetrahydropyranyl, trichloroethoxycarbonyl or methoxymethyl, Boc is tert-butoxycarbonyl, Ac is acetyl, and Ph is phenyl. Also disclosed are intermediates of docetaxel and methods for preparation thereof.

Abstract: In the present invention, a synthesis method of Imatinib is disclosed, which comprises the following steps: the Imatinib, namely 4-(4-methyl-piperazin-1-ylmethyl)-N-[4-methyl-3-[4-(3-pyridinyl)-pyrimidin-2-ylamino]-benzami de shown in formula (III), is formed by reacting 4-methyl-N-3-(4-pyridin-3-yl-pyrimidin-2-yl)-1,3-benzenediamine shown in formula (I) with 4-(4-methyl-piperazin-1-methyl)-benzoic ester shown in formula (II), under the action of a base and in a non-protonic organic solvent, in the above generic chemical structural formula, R represents aliphatic alkyl having 1-10 carbon, phenyl, substituted phenyl, benzyl or substituted benzyl. The present invention provides a new synthesis method of Imatinib, which is formed under mild reaction conditions, and is environmentally friendly with a high-yield.

Abstract: A system for generating power from a low grade heat source includes a heat source inlet, heat sink inlet, heat exchanger unit, and a heat engine. The heat source inlet conveys a flow of a heated fluid into the system. The heat sink inlet conveys a flow of a cooled fluid into the system. The heat exchanger unit is configured to rotate. A portion of the heat exchanger unit alternates between thermal contact with the heated fluid and thermal contact with the cooled fluid in response to being rotated. The heat engine is configured to generate power in response to the heat exchanger unit being rotated.

Abstract: A sheet for use in a heat exchange apparatus. The sheet includes a first vertical rib that extends in a first direction and protrudes in a second direction out of the plane. The sheet also includes a second vertical rib that extends in the first direction along the sheet, between the first and second edges of the sheet. The second vertical rib also protrudes in the second direction out of the plane. The sheet further includes a first horizontal rib that extends in a third direction along the sheet between the third and fourth edges of the sheet, and protrudes in a fourth direction opposite said second direction. The sheet additionally includes a second horizontal rib that extends in the third direction along the sheet between the third and fourth edges of the sheet. The second horizontal rib protrudes in a fourth direction and intersects said second vertical rib.

Abstract: A sheet for use in a heat exchange apparatus. The sheet includes a first vertical rib that extends generally parallel to the vertical axis of the heat exchange apparatus. The sheet also includes a second vertical rib that extends, substantially all the way between the first and second edges of the sheet generally parallel to the first vertical rib. The sheet further includes a first horizontal rib that extends substantially all the way between the third and fourth edges of the sheet. The sheet additionally includes a second horizontal rib that extends substantially all the way between the third and fourth edges of the sheet generally parallel to the first horizontal rib.

Abstract: In the present invention, a synthesis method of Imatinib is disclosed, which comprises the following steps: the Imatinib, namely 4-(4-methyl-piperazin-1-ylmethyl)-N-[4-methyl-3-[4-(3-pyridinyl)-pyrimidin-2-ylamino]-benzamide shown in formula (III), is formed by reacting 4-methyl-N-3-(4-pyridin-3-yl-pyrimidin-2-yl)-1,3-benzenediamine shown in formula (I) with 4-(4-methyl-piperazin-1-methyl)-benzoic ester shown in formula (II), under the action of a base and in a non-protonic organic solvent, in the above generic chemical structural formula, R represents aliphatic alkyl having 1-10 carbon, phenyl, substituted phenyl, benzyl or substituted benzyl. The present invention provides a new synthesis method of Imatinib, which is formed under mild reaction conditions, and is environmentally friendly with a high-yield.

Abstract: Provided is a secondary battery inner cell stack stacking apparatus and method that prepare a secondary battery inner cell stack of a Z-folding stacking format. To be specific, provided is a secondary battery inner cell stack stacking apparatus and method according to a method for performing multiple insertions on a plurality of anode plates and cathode plates at once in both sides after folding a separator in a zigzag shape in advance.

Abstract: A heat exchange tower has an external structure including opposed sidewalls, a front barrier wall, an inlet opening below the front wall, and a rear barrier wall having an outlet at a generally upper region. A fill material generally spans the inside within the four walls, and is generally disposed above the top of the inlet and below the bottom of the outlet. A baffle protrudes inwardly from the rear barrier wall inside the tower and is located at a height above the top of the fill and below the bottom of the air outlet. A primary drift eliminator structure spans generally across the tower, and is located at the height of the baffle, so they connect to each other. A supplemental drift eliminator is provided above the primary drift eliminator, adjacent an inward edge of the baffle. At least one air turning vane angled in a generally vertical direction is provided below the fill media. An air inlet guide projects outwardly from the front wall above the inlet.

Abstract: Disclosed herein is a process for preparation of imatinib free base which comprises condensing 4-Methyl-N-(4-pyridin-3-yl-pyrimidin-2-yl)-benzene-1,3-diamine with 4-(4-Methyl-piperazin-1-ylmethyl)-benzoic acid ester in the presence of base including organic bases and inorganic bases in an organic solvent to form imatinib.

Abstract: A system for generating power from a low grade heat source includes a heat source inlet, heat sink inlet, heat exchanger unit, and a heat engine. The heat source inlet conveys a flow of a heated fluid into the system. The heat sink inlet conveys a flow of a cooled fluid into the system. The heat exchanger unit is configured to rotate. A portion of the heat exchanger unit alternates between thermal contact with the heated fluid and thermal contact with the cooled fluid in response to being rotated. The heat engine is configured to generate power in response to the heat exchanger unit being rotated.

Abstract: The present invention disclosed an process for preparing docetaxel 1, including the following steps: a) hydroxyl acylation reaction of compound 2 and 3 to obtain compound 4; b) deprotection group R1 of the hydroxyl group of compound 4 obtained from step a to prepare compound 5; c) removing one tert-butoxycarbonyl of compound 5 obtained from step b to prepare compound 6; d) removing one acetyl of compound 6 obtained from step c to prepare compound 1; wherein, R1 represents tert-butyl dimethyl silyl, triethylsilyl, ethoxyethyl, tetrahydropyranyl, trichloroethoxycarbonyl or methoxymethyl, Boc is tert-butoxycarbonyl, Ac is acetyl, and Ph is phenyl. The present invention also disclosed intermediates of docetaxel and methods for preparation thereof.

Abstract: A heat exchange tower has an external structure including opposed sidewalls, a front barrier wall, an inlet opening below the front wall, and a rear barrier wall having an outlet at a generally upper region. A fill material generally spans the inside within the four walls, and is generally disposed above the top of the inlet and below the bottom of the outlet. A baffle protrudes inwardly from the rear barrier wall inside the tower and is located at a height above the top of the fill and below the bottom of the air outlet. A primary drift eliminator structure spans generally across the tower, and is located at the height of the baffle, so they connect to each other. A supplemental drift eliminator is provided above the primary drift eliminator, adjacent an inward edge of the baffle. At least one air turning vane angled in a generally vertical direction is provided below the fill media. An air inlet guide projects outwardly from the front wall above the inlet.

Abstract: An air cooled condensing tower system has a framework supporting a fan deck, a plurality of steam headers running longitudinally above the fan deck, a plurality of condensing coils extending downward and at an angle from the steam headers, and above the fan deck, a plurality of collector tubes disposed at the bottom of the condenser coils and above the fan deck. At least one substantially non-porous side wall is disposed on at least one side of the tower spanning from a height generally proximate the steam supply headers downward to a height generally proximate the fan deck. A downwardly and outwardly projecting substantially non-porous elongated upper air guide extends downwardly and outwardly from the side wall.

Abstract: A heating tower apparatus for heating a liquid having an air flow inlet stream and a first air flow outlet and a second air flow outlet. The first air flow outlet provides a first outlet air flow stream and has a first outlet door that moves between an open position and a closed position. The second air flow outlet provides a second outlet air flow stream and has a second outlet door that moves between an open position and a closed position. The heating tower also includes a heat exchange portion having coils through which liquid to be heated flows. The heating tower is operable in a first configuration wherein the first outlet door is in the open position while the second outlet door is in the closed position. The heating is also operable in a second configuration wherein the second outlet door is in the open position while the first outlet door is in the closed position.

Abstract: A heating tower apparatus for heating a liquid. The heating tower includes a frame assembly, liquid distribution assembly and a fill medium. The heating tower additionally includes a hood that extends from the frame assembly. A shroud is disposed within the hood and the hood provides an air flow outlet. The heating tower further includes a track connected to the frame assembly along with a first door connected to the track and a second door connected to the track. The first door moves along the track between the hood and a first air flow inlet while the second door moves along the track between the hood and a second air flow outlet. The heating tower also includes first and second winches that operate to move the first and second doors along the track.

Abstract: A sheet for use in a heat exchange apparatus. The sheet includes a first vertical rib that extends in a first direction generally parallel to the vertical axis of the heat exchange apparatus, wherein said first vertical rib protrudes in a second direction out of the plane. The sheet also includes a second vertical rib that extends in the first direction along the sheet, substantially all the way between the first and second edges of the sheet generally parallel to the first vertical rib. The second vertical rib also protrudes in the second direction out of the plane. The sheet further includes a first horizontal rib that extends in a third direction along the sheet substantially all the way between the third and fourth edges of the sheet, wherein the first horizontal rib protrudes in a fourth direction opposite said second direction.

Abstract: A method for heating a fluid using a heating tower. The method includes the steps of drawing an air stream into the heating tower through an inlet and passing the air stream over a series of coils. The method for heating a fluid also includes discharging the air stream from the heating tower through an outlet and isolating the inlet air stream from the outlet air stream.

Abstract: A power generating system having a liquid natural gas (LNG) vaporization circuit and an energy generating circuit. The LNG vaporization circuit includes a heat exchange assembly and a heating tower connected to the heat exchange assembly. The LNG vaporization circuit also includes a LNG vessel connected to the heat exchange assembly. The energy generating circuit includes a gas turbine connected to the heating tower along with a first electrical generator connect to the gas turbine.