Invention Grant
- Patent Title: Solution for removing various types of deposits
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Application No.: US16093590Application Date: 2017-02-14
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Publication No.: US11001791B2Publication Date: 2021-05-11
- Inventor: Alexandr Alexandrovich Sheptunov , Daniil Romanovich Bazanov
- Applicant: ANGARA INDUSTRIES LTD.
- Applicant Address: GB London
- Assignee: ANGARA INDUSTRIES LTD.
- Current Assignee: ANGARA INDUSTRIES LTD.
- Current Assignee Address: GB London
- Agency: Morgan, Lewis & Bockius LLP
- Priority: RURU2016114065 20160412
- International Application: PCT/RU2017/050005 WO 20170214
- International Announcement: WO2017/180026 WO 20171019
- Main IPC: C11D1/00
- IPC: C11D1/00 ; C11D3/20 ; C11D3/34 ; C11D3/36 ; C11D3/39 ; B08B3/04 ; B08B3/08 ; C23G1/00 ; C23G1/02 ; C11D11/00 ; C11D3/33

Abstract:
The invention relates to cleaning deposits of various natures from metal, glass and ceramic surfaces of industrial equipment and can be used for the removal of such deposits, as metal oxides (iron, chromium, nickel, etc.), carbonate and salt deposits, asphalt-tar-paraffin deposits and deposits of an oily nature, deposits of organic and biological nature (bacterial deposits). The proposed solution for removing deposits of different natures comprises hydrogen peroxide, complexing agent, calixarene and water in the following quantitative ratio, wt. %: hydrogen peroxide, 2-90; complexing agent, 3-30; calixarene, 0.01-10; water, the balance. EFFECT: increased degree of cleaning off deposits of various natures with simultaneous reduction of solution aggressiveness to structural materials.
Public/Granted literature
- US20200347327A1 SOLUTION FOR REMOVING VARIOUS TYPES OF DEPOSITS Public/Granted day:2020-11-05
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