Abstract: An electronic transaction processing method, including: receiving a self-verification request, sent by a payee terminal, for an order transaction; and determining whether transaction verification information carried in the self-verification request matches verification information of the order transaction, wherein the verification information of the order transaction is sent to an associated payer account when the order transaction is successful; and if both match, not carrying out reversal processing.

Abstract: The present invention discloses a method and an apparatus for processing data of a multifunctional automobile charger by using a microprocessor. A main program module, an ignition current detection module, a charging current detection module, an internal battery constant current charging detection module, an internal battery temperature detection module, an output current detection module, a wireless charging failure detection module, a module for Bluetooth communication with a mobile phone and so on are loaded in a single chip microcomputer. Instructions of the modules are executed by a processor. The present invention provides an ignition function for an automobile, can communicate with a mobile phone, and is convenient to use.

Abstract: The present disclosure discloses a multichannel PIM digital cancellation circuit, including a first frequency-shift variable rate module, a second frequency-shift variable rate module, a first conversion circuit, a second conversion circuit, a duplexer, a second transmission duplexer, a channel combiner, a third conversion circuit, a cascaded filter circuit, a PIM canceller, a feedback circuit, and a first adder.

Abstract: A method for treating tailings substrate from mining or oil sands separation process, the tailings substrate comprising an aqueous phase with suspended solid particulate material. In the method, a flocculating agent is added to the tailings substrate, flocs are allowed to form and the formed flocs are separated from the aqueous phase. The flocculating agent comprises a degraded polyacrylamide comprising at least anionic units and having a process water viscosity reduced by 25-99%, preferably 50-99%, compared to a substantially similar polyacrylamide that has not been degraded by a degradation agent, measured at a shear rate 1 s?1 as a 0.4-0.8 weight-% solution of polymer in process water.

Abstract: A method for manufacture of paper or board, in which method an inverted solution of cationic polymer is added to the fiber suspension for providing retention enhancement without over-flocculating fiber stock and destruction sheet formation and/or improving drainage and enhancing or at least maintaining strength of paper or board, An inverted solution has a bulk viscosity of 50-150 mPas at 0.2 weight-% cationic polymer concentration and inverted solution comprises cationic polymer obtained by reverse phase emulsion polymerization of a monomer blend comprising non-ionic monomers, 15-50 mol-% cationic monomers, an optionally at most 50 ppm of a crosslinking agent, and a chain transfer agent, and the obtained reverse phase emulsion of cationic polymer is inverted into an aqueous solution.

Abstract: The present disclosure relates to a novel aqueous composition of a structurally modified, water soluble polymer suitable for papermaking and to a method for manufacturing it. The method includes cleaving a backbone of the acrylamide polymer by a degradation agent and cross-linking the acrylamide polymer subjected to cleaving by using a polyfunctional cross-linking agent.

Abstract: A method for treating tailings substrate from mining or oil sands separation process, the tailings substrate comprising an aqueous phase with suspended solid particulate material. In the method, a flocculating agent is added to the tailings substrate, flocs are allowed to form and the formed flocs are separated from the aqueous phase. The flocculating agent comprises a degraded polyacrylamide comprising at least anionic units and having a process water viscosity reduced by 25-99%, preferably 50-99%, compared to a substantially similar polyacrylamide that has not been degraded by a degradation agent, measured at a shear rate 1 s?1 as a 0.4-0.8 weight-% solution of polymer in process water.

Abstract: The present disclosure discloses a multichannel PIM digital cancellation circuit, including a first frequency-shift variable rate module, a second frequency-shift variable rate module, a first conversion circuit, a second conversion circuit, a duplexer, a second transmission duplexer, a channel combiner, a third conversion circuit, a cascaded filter circuit, a PIM canceller, a feedback circuit, and a first adder.

Abstract: A surface treatment composition is disclosed including anionic polyacrylamide, which has a weight average molecular weight, MW, in the range of 100 000-2 000 000 g/mol, and free glyoxal. Further disclosed is a use of the surface treatment composition, a method for producing paper, board or the like and a paper product.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for generating a target sequence from a source sequence. In one aspect, the system includes a recurrent neural network configured to, at each time step, receive am input for the time step and process the input to generate a progress score and a set of output scores; and a subsystem configured to, at each time step, generate the recurrent neural network input and provide the input to the recurrent neural network; determine, from the progress score, whether or not to emit a new output at the time step; and, in response to determining to emit a new output, select an output using the output scores and emit the selected output as the output at a next position in the output order.

Abstract: Compositions and methods for cleaning wet strength resin contamination from papermaking equipment and/or for preventing wet strength resins from contaminating papermaking equipment using the compositions are disclosed. The compositions comprise an aqueous solution of a weak organic acid; a surfactant, preferably a nonionic surfactant, a divalent metal ion containing catalyst and optionally a glycol ether containing solvent.

Abstract: The present embodiments generally relate to the treatment of produced water comprising one or more water soluble polymers, wherein such treatment comprises: adding to the produced water at least one iron complex; and degrading at least a portion of the one or more water soluble polymers. This treatment may result in a reduction of the viscosity of said produced water and/or the degradation of the water soluble polymers which are contained therein.

Abstract: A method for treating tailings substrate from mining or oil sands separation process, the tailings substrate comprising an aqueous phase with suspended solid particulate material. In the method, a flocculating agent is added to the tailings substrate, flocs are allowed to form and the formed flocs are separated from the aqueous phase. The flocculating agent comprises a degraded polyacrylamide comprising at least anionic units and having a process water viscosity reduced by 25-99%, preferably 50-99%, compared to a substantially similar polyacrylamide that has not been degraded by a degradation agent, measured at a shear rate 1 s?1 as a 0.4-0.8 weight-% solution of polymer in process water.

Abstract: The present disclosure relates to a method and composition for increasing wet and/or dry strength of a paper product. The method comprises adding a composition comprising at least one polymer having a molecular weight more than 0.5 million Dalton and a degradation agent to a pulp suspension, and forming said paper product.

Abstract: The present invention discloses a method and an apparatus for processing data of a multifunctional automobile charger by using a microprocessor. A main program module, an ignition current detection module, a charging current detection module, an internal battery constant current charging detection module, an internal battery temperature detection module, an output current detection module, a wireless charging failure detection module, a module for Bluetooth communication with a mobile phone and so on are loaded in a single chip microcomputer. Instructions of the modules are executed by a processor. The present invention provides an ignition function for an automobile, can communicate with a mobile phone, and is convenient to use.

Abstract: The present disclosure relates to a novel aqueous composition of a structurally modified, water soluble polymer suitable for papermaking and to a method for manufacturing it. The method includes cleaving a backbone of the acrylamide polymer by a degradation agent and cross-linking the acrylamide polymer subjected to cleaving by using a polyfunctional cross-linking agent.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for generating a target sequence from a source sequence. In one aspect, the system includes a recurrent neural network configured to, at each time step, receive am input for the time step and process the input to generate a progress score and a set of output scores; and a subsystem configured to, at each time step, generate the recurrent neural network input and provide the input to the recurrent neural network; determine, from the progress score, whether or not to emit a new output at the time step; and, in response to determining to emit a new output, select an output using the output scores and emit the selected output as the output at a next position in the output order.

Abstract: Compositions and methods for cleaning wet strength resin contamination from papermaking equipment and/or for preventing wet strength resins from contaminating papermaking equipment using the compositions are disclosed. The compositions comprise an aqueous solution of a weak organic acid; a surfactant, preferably a nonionic surfactant, a divalent metal ion containing catalyst and optionally a glycol ether containing solvent.

Abstract: A fall-off protection and reverse-connection protection system and method for a connecting clamp of an automobile starting power supply. The system has an internal battery, a switching circuit, an access device, a connecting clamp, an MCU control circuit, a voltage division circuit for external battery detection, an output connecting clamp current detection circuit and an anti-reverse-connection protection circuit. In the method, voltage conditions of an external power supply can be effectively detected and different operating actions are taken based on the voltage conditions of the external power supply, thus ensuring normal startup.

Abstract: The present disclosure relates to a method and composition for increasing wet and/or dry strength of a paper product. The method comprises adding a composition comprising at least one polymer having a molecular weight more than 0.5 million Dalton and a degradation agent to a pulp suspension, and forming said paper product.