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RF patents

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            [TEXT] => Sulphuric acid from elemental sulphur by DC-DA process
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            [TEXT] => Sulphuric acid from hydrosulphuric gas by "wet" catalysis DC-DA process
            [LINK] => /en/tekhnologii/sernaya-kislota/sernaya-kislota-iz-serovodorodnogo-gaza-metodom-mokrogo-kataliza-dk-da/
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            [TEXT] => Sulphuric acid from metallurgical industries' off-gases
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            [TEXT] => Technology of complex fertilizers with drum granulator-dryer
            [LINK] => /en/tekhnologii/udobreniya/tekhnologii-kompleksnykh-udobreniy-s-apparatom-bgs/
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RF patents

Field of Use

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1

Intellectual activity result (IAR):

Apparatus for producing liquid sulfur dioxide

Rightholder:

Inventors:
Zelenova Marina Aleksandrovna (RU), Igin Vladimir Vasilevich (RU), Grabun Evgenij Mikhajlovich (RU)

Patent Number: 2 711 642

Patent type: RF Patent

Patent Date of Issuance: 01/17/2020

Application Number: 2019105626

Filing Date: 02/27/2019

Field of Use: Sulphuric acid technology

2

Intellectual activity result (IAR):

Contact device for sulfur dioxide in sulfur trioxide catalytic oxidation process

Rightholder:

Inventors:
Grabun Evgenij Mikhajlovich (RU), Dolgov Denis Viktorovich (RU), Igin Vladimir Vasilevich (RU), Kudelin Vasilij Kharitonovich (RU), Krutikov Aleksandr Sergeevich (RU), Smirnov Andrej Arkadievich (RU)

Patent Number: 2 651 256

Patent type: RF Patent

Patent Date of Issuance: 04/18/2018

Application Number: 2017119861

Filing Date: 06/06/2017

Field of Use: Sulphuric acid technology

3

Intellectual activity result (IAR):

Method of producing granulated ammonium sulphate

Rightholder:

Inventors:
Pagaleshkin Denis Aleksandrovich (RU), Malyavin Andrej Stanislavovich (RU), Norov Andrej Mikhajlovich (RU), Tsikin Maksim Nikolaevich (RU)

Patent Number: 2 618 763

Patent type: RF Patent

Patent Date of Issuance: 05/11/2017

Application Number: 2015108128

Filing Date: 03/10/2015

Field of Use: Fertilizer technology

4

Intellectual activity result (IAR):

Method of producing compound fertiliser

Rightholder:

Inventors:
Levin Boris Vladimirovich (RU), Norov Andrej Mikhajlovich (RU), Ovchinnikova Klavdiya Nikolaevna (RU), Malyavin Andrej Stanislavovich (RU), Fedotov Pavel Sergeevich (RU), Sidelnikov Aleksandr Vladimirovich (RU), Pukhov Ilya Gennadievich (RU), Afanasev Vladimir Viktorovich (RU)

Patent Number: 2 607 332

Patent type: RF Patent

Patent Date of Issuance: 01/10/2017

Application Number: 2015104281

Filing Date: 02/10/2015

Field of Use: Fertilizer technology

5

Intellectual activity result (IAR):

Method of producing wet-process phosphoric acid

Rightholder:

Inventors:
Grinevich Anatolij Vladimirovich (RU), Kuznetsov Evgenij Mikhajlovich (RU), Kiselev Andrej Alekseevich (RU)

Patent Number: 2 599 525

Patent type: RF Patent

Patent Date of Issuance: 10/10/2016

Application Number: 2015115249/05

Filing Date: 04/23/2015

Field of Use: WPA technology

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