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1. 发明公开

EP4389256A3 METHOD AND APPARATUS FOR ANALYZING A SEPARATOR AND PLANT FOR TREATING INCOHERENT PLASTICS 审中-实审
公开(公告)号：EP4389256A3
公开(公告)日：2024-08-07
申请号：EP24175885.3
申请日：2021-05-24
申请人： Piovan S.P.A.
发明人： BELLIO, Enrico , CAPPELLINI, Davide
IPC分类号： B29B13/00 , B29B13/06 , B01D53/30 , B01D53/00 , B01D53/14
CPC分类号： B29B2013/00520130101 , B29B13/00 , B29B13/065 , B29B9/16 , B29B2009/16120130101 , B01D2257/70820130101 , B01D2253/10220130101 , B01D2253/11620130101 , B01D53/261 , B01D53/265 , B01D53/04 , F26B9/063 , F26B21/04 , F26B21/08 , F26B2200/0820130101 , Y02W30/62
摘要： A method and an apparatus are disclosed for analyzing an absorption filtering medium that filters volatile organic substances in a process gas in a dehumidification plant for dehumidifying polymer granules, with a fan that generates a flow of gas through the filtering medium, an analyzer for analyzing the concentration of total organic carbon, a sensor for detecting pressure downstream of the filtering medium, in which the state of saturation and/or the absorbent capacity and/or the deterioration over time of the filtering medium is determined by a comparison of the measured concentrations of the total organic carbon in the flow of gas upstream and downstream of the filtering medium.

2. 发明公开

EP4219113A1 APPARATUS AND METHOD FOR TREATING INCOHERENT MATERIAL 审中-实审
公开(公告)号：EP4219113A1
公开(公告)日：2023-08-02
申请号：EP23153374.6
申请日：2023-01-26
申请人： Piovan S.P.A.
发明人： BELLIO, Enrico
IPC分类号： B29B9/16 , B01D53/30 , B29B13/06 , C08F6/00 , G01N33/00
摘要： A treatment apparatus and method are disclosed for reducing tetrahydrofuran THF from incoherent bioplastic and/or biopolymer material, with a container for containing the material, with flow generating means for generating a flow of process gas from a gas inlet to a gas outlet, with olfactory sensor means characterized for detecting the THF content in a gas and arranged to detect the THF content in the process gas exiting the container, and with control means configured to control at least one operating parameter of the process on the basis of signals supplied by the olfactory sensor means.

3. 发明公开

EP3928045A1 METHOD AND APPARATUS FOR PROCESSING PLASTICS 审中-实审
公开(公告)号：EP3928045A1
公开(公告)日：2021-12-29
申请号：EP20710591.7
申请日：2020-02-19
申请人： Piovan S.P.A.
发明人： BELLIO, Enrico , CAPPELLINI, Davide
IPC分类号： F26B3/06 , B29B13/06 , B29C45/76 , F26B17/14 , F26B21/04

4. 发明公开

EP3858459A1 FILTRATION METHOD AND APPARATUS 有权
公开(公告)号：EP3858459A1
公开(公告)日：2021-08-04
申请号：EP21153941.6
申请日：2021-01-28
申请人： Piovan S.P.A.
发明人： BELLIO, Enrico
IPC分类号： B01D46/00 , B01D46/44 , B01D46/46
摘要： A filtration apparatus and method are disclosed for plants for dehumidifying granular plastics, in which a fan generates a gas flow through a filtering medium, a pressure transducer measures a pressure loss through the filtering medium, a frequency transducer measures a rotation frequency of the fan, a flow meter measures the flow of the gas, an electronic memory contains a plurality of values of the gas flow and, associated with each value of the gas flow, a reference value of the pressure loss and a reference value of the rotation frequency, and in which the state of cleanliness of the filtering medium is determined by comparing the measured values of the pressure loss and of the rotation frequency with the respective reference values associated with the value of the measured gas flow.

5. 发明公开

EP3505322A1 DISTRIBUTING APPARATUS FOR SOLID PARTICLES LIKE GRANULES 有权
公开(公告)号：EP3505322A1
公开(公告)日：2019-07-03
申请号：EP18208793.2
申请日：2018-11-28
申请人： Piovan S.P.A.
发明人： BELLIO, Enrico , RONZONE, Riccardo
IPC分类号： B29C31/10 , B65G53/56 , B29B7/24 , B29B7/60
摘要： Distributing apparatus (1) comprising at least one first manifold comprising a plurality of first ports (3) and at least one second manifold comprising a plurality of second ports (4), both for the passage of material; at least one transport portion (7, 8) for transporting material, said at least one transport portion comprising at least one first mouth (5) that is movable with the possibility of selectively assuming a plurality of positions in each of which is connected to a respective first port (3), said at least one transport portion comprising at least one second mouth (6) that is movable with the possibility of selectively assuming a plurality of positions in each of which is connected to a respective second port (4), to allow passage of material, selectively, between any first port (3) and any second port (4); valve means (20) arranged to selectively open or close at least one of said second ports (4) and/or valve means arranged to selectively open or close at least one of said first ports (3).

6. 发明公开

EP3227623A1 METHOD AND SYSTEM FOR CONTROLLING AND OPTIMISING A DEHUMIDIFYING AND/OR DRYING PROCESS 有权
标题翻译：用于控制和优化除湿和/或干燥过程的方法和系统
公开(公告)号：EP3227623A1
公开(公告)日：2017-10-11
申请号：EP15823001.1
申请日：2015-11-20
申请人： Piovan S.P.A.
发明人： BELLIO, Enrico
IPC分类号： F26B21/06 , F26B21/08 , F26B21/10 , F26B21/12 , F26B25/22
CPC分类号： F26B25/22 , B29B13/065 , F26B3/06 , F26B17/12 , F26B21/06 , F26B21/08 , F26B21/10 , F26B21/12 , F26B2200/08 , F26B2200/12
摘要： Method of controlling and optimising a plant for dehumidifying and/or drying plastic material in granular and/or micro-granular and/or powder and/or flake or similar form, wherein the plant includes a process fluid generator and at least one dehumidifying/drying hopper intended for supplying a respective user machine, in particular a machine for treating and transforming plastic material, including a melting device for melting the plastic material and a moulding device for moulding, in particular by injection moulding and/or blow moulding and/or compression moulding, the plastic material. The method includes the steps of detecting a process parameter of the plastic material and adjusting at least one further process parameter of the plant on the basis of the detected value of the process parameter. The detected process parameter is the intrinsic viscosity of the plastic material in melted state.
摘要翻译：控制和优化用于除湿和/或干燥颗粒和/或微粒和/或粉末和/或薄片或类似形式的塑料的设备（2）的方法，所述设备（2）包括工艺流体发生器（3）（15），特别是用于处理和转化塑料的机器，所述用户机器（15）包括用于熔化所述塑料的熔化装置（16）和尤其通过注射成型和/或吹塑和/或压缩成型模制所述塑料的模制装置（17）。该方法包括检测所述塑料的工艺参数（iv）的步骤; 以及基于所述过程参数（iv）的检测值来调节所述设备（2）的至少一个另外的过程参数（K，Dp，tr）。检测到的工艺参数是所述塑料在熔融状态下的特性粘度（iv）。

7. 发明公开

EP2818235A1 Dosing apparatus 有权
标题翻译：加药装置
公开(公告)号：EP2818235A1
公开(公告)日：2014-12-31
申请号：EP14174605.7
申请日：2014-06-26
申请人： Piovan S.P.A.
发明人： Bellio, Enrico , Battaglia, Andrea
IPC分类号： B01F15/02 , B01F15/04 , F16K3/34 , F16K3/02 , B29B7/24
CPC分类号： F16K3/34 , B29B7/24 , B29C31/02 , F16K3/0281
摘要： A dosing apparatus, in particular associable with a dosing and/or mixing machine, for dosing at least one plastic product (P) made of granules and/or micro-granules and/or flakes, comprises at least one feeding hopper (2) for containing the product (P) and provided with a dosing duct (3) for the exiting of the product (P) and a shutter element (4) that is movable along a movement direction (B) and arranged for opening or closing said dosing duct (3) at a dosing opening (7) thereof in such a manner as to enable or prevent said product (P) from exiting; the dosing opening (7) has a section having a divergent shape in the direction of an opening longitudinal movement of the shutter element (4), said section being arranged on a plane that is transverse to a descent direction (A) of the product (P) and parallel to the movement direction (B) of said shutter element (4).

8. 发明公开

EP4126487A1 APPARATUS AND METHOD FOR TREATING INCOHERENT MATERIAL 有权
公开(公告)号：EP4126487A1
公开(公告)日：2023-02-08
申请号：EP21713765.2
申请日：2021-03-18
申请人： Piovan S.P.A.
发明人： BELLIO, Enrico , CAPPELLINI, Davide
IPC分类号： B29B13/00 , B29B13/06 , B29B17/02 , F26B3/16 , F26B3/06 , F26B17/12 , F26B21/00 , F26B21/02 , F26B21/08 , F26B23/00

9. 发明公开

EP4086058A1 DISTRIBUTING APPARATUS 有权
公开(公告)号：EP4086058A1
公开(公告)日：2022-11-09
申请号：EP22178192.5
申请日：2018-11-28
申请人： Piovan S.P.A.
发明人： BELLIO, Enrico , RONZONE, Riccardo
IPC分类号： B29C31/10 , B65G53/56 , B65G53/52 , B29B7/24 , B29B7/60
摘要： A distributing apparatus (1) includes at least one first manifold comprising a plurality of first ports (3) for the passage of material; at least one second manifold comprising a plurality of second ports (4) for the passage of material; at least one transport portion (7; 8) for transporting material, the at least one transport portion comprising at least one first mouth (5) that is movable to selectively assuming a plurality of positions in each of which is connected to a respective first port (3), the at least one transport portion comprising at least one second mouth (6) that is movable to selectively assuming a plurality of positions in each of which is connected to a respective second port (4), to allow passage of material, selectively, between any first port (3) and any second port (4); and valve means (20) arranged to selectively open or close at least one of the second ports (4) and/or valve means arranged to selectively open or close at least one of the first ports (3); wherein the distributing apparatus (1) comprises pressure sensor means.

10. 发明公开

EP3798525A1 METHOD AND SYSTEM FOR CONTROLLING A DEHUMIDIFIER WHEEL 审中-实审
公开(公告)号：EP3798525A1
公开(公告)日：2021-03-31
申请号：EP20208285.5
申请日：2019-05-07
申请人： Piovan S.P.A.
发明人： BELLIO, Enrico , BEVILACQUA, Marco
IPC分类号： F24F3/14 , F24F11/30 , F24F11/61 , F24F11/89 , F24F11/48 , F24F110/22 , F24F8/108
摘要： A control method for controlling a dehumidifier wheel (2) comprises sanitizing the dehumidifier wheel (2) before restarting the dehumidifier wheel (2) after a shutdown, wherein the aforesaid sanitizing is performed automatically if a set time (tl) has elapsed since the last shutdown, and/or if a humidity value of the external environment (D) is detected that is greater than a set value.

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