Classifications

• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F1/00—Treatment of water, waste water, or sewage
  • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
  • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
  • C02F1/46104—Devices therefor; Their operating or servicing
• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F1/00—Treatment of water, waste water, or sewage
  • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F1/00—Treatment of water, waste water, or sewage
  • C02F1/28—Treatment of water, waste water, or sewage by sorption
  • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F1/00—Treatment of water, waste water, or sewage
  • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
  • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
  • C02F1/46104—Devices therefor; Their operating or servicing
  • C02F1/46109—Electrodes
• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F1/00—Treatment of water, waste water, or sewage
  • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
  • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
  • C02F1/46104—Devices therefor; Their operating or servicing
  • C02F1/46109—Electrodes
  • C02F2001/46133—Electrodes characterised by the material
  • C02F2001/46138—Electrodes comprising a substrate and a coating
• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F2201/00—Apparatus for treatment of water, waste water or sewage
  • C02F2201/002—Construction details of the apparatus
  • C02F2201/005—Valves
• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F2201/00—Apparatus for treatment of water, waste water or sewage
  • C02F2201/46—Apparatus for electrochemical processes
  • C02F2201/461—Electrolysis apparatus
  • C02F2201/46105—Details relating to the electrolytic devices
  • C02F2201/4611—Fluid flow
• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F2201/00—Apparatus for treatment of water, waste water or sewage
  • C02F2201/46—Apparatus for electrochemical processes
  • C02F2201/461—Electrolysis apparatus
  • C02F2201/46105—Details relating to the electrolytic devices
  • C02F2201/4612—Controlling or monitoring
• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F2201/00—Apparatus for treatment of water, waste water or sewage
  • C02F2201/46—Apparatus for electrochemical processes
  • C02F2201/461—Electrolysis apparatus
  • C02F2201/46105—Details relating to the electrolytic devices
  • C02F2201/4612—Controlling or monitoring
  • C02F2201/46125—Electrical variables
  • C02F2201/4614—Current
• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F2301/00—General aspects of water treatment
  • C02F2301/04—Flow arrangements
  • C02F2301/043—Treatment of partial or bypass streams
• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F2307/00—Location of water treatment or water treatment device
  • C02F2307/06—Mounted on or being part of a faucet, shower handle or showerhead
• • C—CHEMISTRY; METALLURGY
  • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • C02F2307/00—Location of water treatment or water treatment device
  • C02F2307/10—Location of water treatment or water treatment device as part of a potable water dispenser, e.g. for use in homes or offices

Definitions

• the invention relates to a system for improving the properties of water and for distributing water, in particular within individual dwellings, industrial buildings, animal production units or even public fountains, intended to be installed on a running water distribution network (and / or borehole with or without a filtration and pre-treatment system installed).
• the applied current load should be high, in the range of 0.5-10 Ah / L.
• the electrolysis of water described here has particularly advantageous properties with a view to universal treatment of “running” drinking water because, unlike other treatment processes, its performance does not consist in purifying water. by having an action on a majority of contaminants contained therein, or by modifying its pH but rather its intrinsic properties, in particular its redox character. It is not necessary to have a high current density because the purpose of electrolysis according to the invention is not to produce ozone, nor to disinfect or depollute the water.
• the mode of action of electrolyzed water according to the invention is at the level of the molecular structure of the water molecule, and not at the level of what the water could or could not contain.
• An object of the invention is therefore to provide a system for distributing and improving water by electrolysis which makes it possible at any time, on demand, to provide electrolyzed drinking water for personal consumption. and for any use.
• Another object of the invention is to provide a system for the distribution and treatment of water by electrolysis which is simple to implement, maintain and use, and this at a moderate cost for the company. user.
• Another object of the invention is to provide a system for distributing and improving water by electrolysis which makes it possible to monitor its consumption in real time, in parallel with the consumption of untreated water, on the same distribution network.
• a system for distributing and improving water by electrolysis comprising in a housing a hydraulic circuit comprising an inlet for connection to a source of water. water supply and a connection to a water distribution device, said connection inlet and outlet being hydraulically connected to each other by an electromagnetic valve electrically connected to an electrical supply and control device, characterized in that it comprises an electrolysis module of water comprising at least two electrodes, said electrolysis module being electrically connected to the supply and control device and hydraulically connected to the connection inlets and outlet, the electrolysis module being positioned downstream of the electromagnetic valve and bypassed by the electromagnetic valve in standard operation.
• the electrolysis module When the electrolysis module is activated, all of the water circulating in the system passes between the electrodes, not part of the water.
• the two electrodes are positioned opposite each other, and oriented in the direction of water circulation. All of the water flow passes through the electrolysis module, and therefore all of the water flow passes through the space between the two electrodes.
• the quantity of electric charge distributed per unit volume of water is less than 0.05Ah / L.
• the amount of electric charge is in the range of 0.005Ah / L to 0.05Ah / L. This amount of charge does not allow the production of ozone, and does not allow water pollution control because it is not high enough. Besides, this is not the aim of the invention at all, quite the contrary.
• the system of the invention is an autonomous system comprising a water reservoir constituting the water supply source, capable of being hydraulically connected to said connection inlet of the hydraulic circuit, whose connection outlet is connected or formed directly by an electrolyzed water distribution nozzle, preferably integrated into the housing and forming a water distribution device.
• the water tank is advantageously integrated in a removable manner or attached to the housing, such as for example on machines for preparing various hot drinks of the commercially available coffee or tea type.
• the system of the invention thus has a compact, mobile format, independent of a source of running water.
• the water supply source is a connection to the common hydraulic network of running water in a building, and the distribution device a tap or distribution fountain for example.
• At least one electrode is a boron doped diamond electrode; its boron concentration being between 200 ppm (3x10 19 B atoms / cm 3 ) and 1500 ppm (2x10 20 B atoms / cm 3 ).
• the amount of electric charge is strong, and the diamond electrode does not polarize, and its action is focused only on the structure of water molecules, which is changed, improved.
• the power supply and control device is configured to supply electrically the electrolysis module only under a control action from a user by actuation means.
• Such a configuration has the advantage of allowing selective activation of the electrolysis module, such that the user can choose the moment of consumption of his electrolysed water. If the electrolysis module is not activated, the user can then obtain "normal" water from the distribution network, cold or hot, as in conventional use of a tap or a shower or any water supply.
• the means of actuation of the electrolysis module comprise a choice of: an electromechanical switch, an electro-optical or biometric switch, an electromagnetic switch.
• the system of the invention may include several electrolysis modules if necessary
• a said electrolysis module is removable and includes hydraulic connection plugs at the inlet and outlet of the hydraulic circuit and at least one electrical connector for connection to the power and control device.
• said electrolysis module is packaged in the form of a recyclable removable cartridge capable of being inserted and removed manually without tools from said housing. This provides an electrolysis module with easy and quick connection for the user, as with other conventional consumable systems (printers, hard disks, sediment or carbon filters, etc.)
• a distribution member in particular a valve, hydraulically connected to the outlet of the hydraulic circuit and comprising a said means for actuating the electrolysis module electrically connected to the control and supply device.
• the actuating means is a biometric fingerprint reader or a capacitive switch for example.
• Such an actuation means can be installed either on the box directly in the case of a stand-alone system, or even directly at the distribution point, such as on a tap, in the case of a professional system.
• the supply and control device is configured to electrolyze at most a determined volume of water per day. This ensures the good functionality and the life of the electrolysis module, as well as controlled consumption without health risk for consumers, or unauthorized commercial use.
• the power supply and control device comprises an electronic module comprising at least one printed circuit, a microprocessor and at least one memory as well as at least one chip, wifi card or mobile data, communication wireless.
• the electronic control module comprises at least one neural network, a flow detector upstream of the electrolysis module to activate the production of electricity in the electrolysis module at the time of the passage of l 'water in the circuit and at least one flow monitor at the outlet of the electrolysis module so as to measure the volumes of electrolyzed water consumed during a given period by one or more determined users, to transmit and record this information to a base data to which the control module is connected and analyze consumption habits and establish automatic reports that can be viewed via the Internet network and / or a wireless application.
• control module is configured to determine the wear of the electrodes of the electrolysis module according to the measured data of consumption of electrolyzed water and the amount of current flowing between the electrodes.
• the system of the invention further comprises light indicators of the state of the electrolysis module, said indicators being connected and controlled by the power supply and control device.
• the system of the invention preferably further comprises a flowmeter between the inlet of connection and the electrolysis module, adapted to regulate the hydraulic flow at the inlet of the electrolysis module to a substantially constant value (between 0.5 and 5 L / minute).
• the system comprises a protective housing delimiting an internal volume inside which are arranged the electromagnetic valve, the electrical power supply and control device and the water electrolysis module, said housing having two access ports to the connection inlet and outlet for the hydraulic connection, said housing being nomadic.
• FIG.1 shows in perspective a water distribution and treatment system according to the present invention in a preferred embodiment
• FIG.2 shows in perspective from a second angle of view the water distribution and treatment system of Figure 1 from which a removable electrolysis cell is removed;
• FIG. 3 shows in perspective with and without the cover housing respectively the removable electrolysis cell of the water distribution and treatment system of the invention
• FIG.4 shows in perspective the water distribution and treatment system of Figure 1 from a third angle of view after removing the protective casing thereof and showing the internal operational structure of the system;
• FIG.5 shows a view similar to Figure 4 but in which the removable electrolysis cell has its hub cap.
• FIG.6 shows the water distribution and treatment system of the invention connected at the inlet to a running water supply network and at the outlet to a connected distribution tap.
• a water distribution and treatment system 1 comprises firstly a protective housing 2 comprising a base 21 and a cap 22, adapted to removably cover the base 21.
• the base and the cover 22 thus delimit an internal volume inside which are arranged the functional distribution and treatment members of the system of the invention as will be described below with reference to FIGS. 2 to 5 in particular.
• the base 21 may advantageously include a peripheral edge shoulder 211 configured to provide a male fit for the cap 22, so as to maintain the latter without tools on the base once in place, the cap 22 having a cross section, that is to say in the present example considered in a parallel horizontal plane. If necessary, a wedging groove for the lower edge of the cover 22 can be fitted in the peripheral edge of the base 21 to provide a more adjusted wedging of the cover 22 on the base 21.
• the water distribution and treatment system 1 also includes a hydraulic circuit 3 comprising an inlet 31 for connection to a water supply source and an outlet 32 for connection to a running water distribution network.
• connection inlets 31 and outlet 32 are in the example shown arranged next to each other, however such a positioning is purely arbitrary and other configurations are possible.
• a carbon filter 4a is installed on the upstream pipe at the inlet 31 in the housing 2 in order to capture the residual chlorine contained in the running water supplying the system. .
• a second filter 4b with porosities of 1 to 10 microns is also integrated upstream of the inlet 31 in order to remove the largest solid parts possibly contained in the water entering the system 1.
• the distribution system 1 is intended for connection to the running water network of a building on the one hand, for distribution by a remote tap as shown in FIG. 6.
• system of the invention 1 can also be offered in an autonomous form, for individuals, with a water tank connected to the connection inlet 31 and a dispensing valve connected to the connection outlet 32, the two being integrated or attached to box 2, making system 1 independent of any external water supply and requiring only electrical, wired or battery power.
• connection input 31 communicates via a pipe 312 to an input of an electrolysis module 5, shown in detail in FIG. 3.
• a three-way solenoid valve 7, for example with a solenoid, is arranged on the pipe 312, the two output channels 71, 72 of which are connected respectively to the electrolysis module 5 and to the connection output 32.
• the distribution and treatment system 1 of the invention makes it possible to distribute to the choice of electrolyzed water or not, depending on a control action from a user.
• the electrolysis module 5 and the solenoid valve 7 are electrically connected to a power supply and control device 6, which receives a user control signal to activate or not the solenoid valve 7 and the electrolysis module 5.
• the solenoid valve 7 switches from the connection input 31 to the connection output 32, without going through the electrolysis module 5.
• the solenoid valve 7 and the module electrolysis are activated simultaneously and the solenoid valve 7 diverts the inlet hydraulic flow to the electrolysis module 5 which is connected at the outlet by a pipe 321 to the connection outlet 32, which is hydraulically connectable to a distribution device consumer such as a tap 10 as shown in Figure 6.
• the electrolysis module 5 is positioned downstream of the electromagnetic valve 7 and is bypassed by the electromagnetic valve 7 in standard operation.
• the electromagnetic valve 7 therefore corresponds to a bypass.
• the electrolysis module 5 is used only on the instruction of the user.
• the protective box 2 thus defines an internal volume inside which the electromagnetic valve 7, the electrical power supply and control device 6 and the electrolysis module 5 of water are arranged. Said box has two access ports to the inlet and outlet connection 31, 32 for the hydraulic connection, as is clearly visible in FIG. 1.
• This box is compact and portable, that is to say it is easily accessible. transportable, and that it can be connected to any existing network, or to any machine requiring water input.
• a flowmeter is also preferably arranged on line 312 before the inlet of the electrolysis module 5 to measure and regulate the hydraulic flow at the inlet of the electrolysis module 5 to a substantially constant value.
• This flow rate value can be adjusted once and for all in the factory before the installation of the system of the invention on site or else regulated in-situ electronically by the power supply and electrical control device 6 to which the flowmeter is connected, as the solenoid valve 7 and the electrolysis module 5, to supply and control the assembly.
• the electrolysis module 5 is removable from the housing 2. It is advantageously in the form of a cartridge which can be connected manually in a housing 23 provided for this purpose in the housing 2, more particularly in the cover 22 thereof.
• This electrolysis module 5 consists very simply of at least two electrodes, including at least one boron doped diamond electrode arranged in an electrolysis cell 51 and electrically connected by an industrial connector 52 to the power supply and control 6.
• the boron-doped diamond electrode is fixed on a substrate which may be made of silicon, niobium, tantalum, tungsten or a mixture thereof, silicon being the preferred substrate.
• each electrode consists of a plate 2.5cm high by 5cm long, therefore having a surface area of 12.5cm 2 . These two plates are separated by approximately 1 mm. The water therefore passes entirely through this 1 mm gap between the plates. All of the water flow passes through the electrolysis module, and therefore all of the water flow passes through the space separating the two electrodes.
• the quantity of electric charge distributed per unit volume of water is less than 0.05Ah / L.
• the amount of electric charge is of the order of 0.005Ah / L to 0.05Ah / L.
• the boron concentration of the electrode for optimum performance of the electrolysis cell 51 is between 200 ppm (3x10 19 B atoms / cm 3 ) and 1500 ppm (2x10 20 B atoms / cm 3 ).
• the boron-doped diamond electrodes present on a silicon substrate make it possible to achieve high electrolysis potentials, greater than the platinum electrodes conventionally used for the electrolysis of water. 'water, particularly in terms of sustainability and water potentialization
• the boron concentrations selected provide an optimum in order to obtain quality electrolysed water while guaranteeing a good lifetime of the electrode (threatened if the boron concentration increases) and good ohmic conductivity (reduced if the boron concentration decreases).
• control module 6 is configured to determine the wear of the electrode of the electrolysis module 5 as a function of the measured data of consumption of electrolyzed water and quantity of current flowing between the electrodes as explained later.
• the electrolysis cell 51 is integrated in an angled circuit section 53 whose ends 54, 55 are aligned and parallel to each other. These ends 54, 55 are each equipped with a quick hydraulic coupling adapted to operate a secure connection / disconnection with complementary connectors to the inlet / outlet connection pipes of the distribution system by simply pushing / removing the electrolysis module in the insertion housing 23 provided for this purpose in the cover 22 of the housing 2.
• the electrolysis cell In order to ensure optimum protection of the electrolysis cell, it is fitted into a casing 56, the shape of which integrates perfectly with the lines of the housing 2 and of the cover 22 in order to provide satisfactory aesthetics. It will be noted that the quick hydraulic couplings 54, 55 and electrical connector 52 of the electrolysis module 5 projecting from a first longitudinal end of the housing 56 in order to be able to make the connection of the module 5 when it is inserted into the housing. In addition, the second longitudinal end of the housing 56 is advantageously shaped to have manual gripping flanges 561, in order to facilitate the removal and insertion of the electrolysis module 4.
• the housing 23 for inserting the electrolysis module 5 is arranged in an angle of the cover 22, so as to guide the module 5 during its insertion substantially along a diagonal of the housing 2, at 45 ° relative to two consecutive sides of the base 21 and of the cap 22.
• This specific orientation is advantageously chosen not for its particular aesthetic appearance but to provide better compactness to the treatment and distribution system 1 of the invention, by using the largest dimension of the box 2 to house the electrolysis module therein without unnecessary loss of space inside the box 2.
• the activation of the electrolysis module 5 is not instantaneous when the electrolysis module 4 is inserted into the housing 2; on the contrary, the power supply and control device 6 is advantageously configured to electrically power the electrolysis module 5 only under a control action from a user by actuating means
• Such a configuration has the advantage of allowing selective activation of the electrolysis module 5, such that the user can choose the moment of consumption of his electrolyzed water. If the electrolysis module 5 is not activated, the user can then obtain "normal" water. from the distribution network to the tap, the solenoid valve 7 simply closing the distribution circuit by default to the connection outlet 32 without going through the electrolysis cell 51 as previously explained.
• the power supply device is control 6 comprises an electronic control module comprising at least one printed circuit, a microprocessor and at least one memory as well as at least one wireless communication chip, said wireless communication chip forming where appropriate, but not necessarily, means for actuating the electrolysis module 5 by transmission of a suitable electromagnetic signal from a suitable remote control / switch.
• the power supply and control device 6 is preferably equipped with wireless connection and communication means (Wifi, Bluetooth, 4G / 5G cellular connection or other) allowing not only the transmission of a control and actuation signal of the device.
• electrolysis module 5 but also remote updates of the operating system embedded in the memory of the control device, of the operating pilots of the microprocessor, etc., as well as the transmission of operating data and consumption of electrolyzed water to a database, which allows an analysis of the quantities of water consumed by each member of the family or the workplace, the hours of consumption, the frequencies of consumption etc.
• each user Before the first implementation of the distribution system of the invention each user thus creates a consumer profile in a database accessible online on the Internet and made available by the supplier of the distribution and processing system. 1 in particular. Once at least one user has been registered, they must register one or more identification fingerprints in their user profile, as is done in many existing applications. Once the recording has been made, it is then possible for him to use the distribution and treatment system 1 to obtain electrolyzed water or not.
• a consumption data analysis service can optionally be associated with the distribution system of the invention, in particular by means of artificial intelligence and an application and / or a user account. online.
• a simple device for learning and compiling consumption data could include one or more neural networks integrated into the electronic control module. Such neural networks make it possible in particular to automatically analyze the personalized consumption behavior of users. This data can then be compiled and advice and analysis transmitted via the application and the user account.
• the means for remote actuation of the electrolysis module 5 may include in particular as desired: an electromechanical switch, an electro-optical or biometric switch, an electromagnetic switch such as a wireless control signal (by infrared waves, or radio, or even Wi-Fi or Bluetooth protocol for example).
• valve 10 comprises for example a fingerprint reader 11 on which a user must position a finger in order to initiate the operation of the electrolysis module 5. It suffices for him then open the tap 10 by the conventional lever 12 thereof in order to draw electrolyzed water from the tap.
• the power supply and control device 1 is further according to the invention configured to electrolyze at most a determined volume of water V per day, regardless of the number of potential users. This ensures the good functionality and lifespan of the electrolysis module 5, as well as controlled consumption without any health risk for consumers or unauthorized commercial use.
• the system 1 of the invention further comprises light indicators of the status of the electrolysis module 5, said indicators being connected and controlled by the power supply and control device 6.
• box 2 can comprise a plurality of housings intended to receive a plurality of identical electrolysis modules 5, connectable, usable and replaceable independently of one another. This then makes it possible to maximize the volume of water treated per day on a treatment and distribution system 1.
• One of the great advantages of the system 1 of the invention lies in the capacity offered for the first time to measure and analyze in real time the water consumption of each person in a household or a place and to derive therefrom in an automated manner, by a machine learning process and an associated artificial intelligence, consumption and condition profiles of people, profiles which can be supplemented if necessary by any other useful health information if necessary as the users can themselves feed into artificial intelligence by means of a telephone connected to the Internet and an application for example or from a computer connected to the Internet network.

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• Chemical & Material Sciences (AREA)
• Life Sciences & Earth Sciences (AREA)
• Hydrology & Water Resources (AREA)
• Engineering & Computer Science (AREA)
• Environmental & Geological Engineering (AREA)
• Water Supply & Treatment (AREA)
• Organic Chemistry (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Electrochemistry (AREA)
• General Chemical & Material Sciences (AREA)
• Water Treatment By Electricity Or Magnetism (AREA)

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Citations (1)

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• 2019
  • 2019-04-03 FR FR1903538A patent/FR3094711B1/fr not_active Expired - Fee Related
• 2020
  • 2020-04-03 BR BR112021019705A patent/BR112021019705A8/pt not_active Application Discontinuation
  • 2020-04-03 JP JP2021557807A patent/JP2022527783A/ja active Pending
  • 2020-04-03 EP EP20716469.0A patent/EP3947294A1/fr not_active Withdrawn
  • 2020-04-03 AU AU2020255049A patent/AU2020255049A1/en not_active Abandoned
  • 2020-04-03 US US17/601,079 patent/US20220289601A1/en active Pending
  • 2020-04-03 CN CN202080027414.7A patent/CN114040891A/zh active Pending
  • 2020-04-03 WO PCT/EP2020/059587 patent/WO2020201518A1/fr not_active Ceased
  • 2020-04-03 EA EA202192510A patent/EA202192510A1/ru unknown
• 2021
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