公开(公告)号：US20210154733A1

公开(公告)日：2021-05-27

申请号：US16691670

申请日：2019-11-22

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： Lei Jin ,  Ryan C. Breneman ,  David Brayshaw

IPC: B22D29/00 ,  C23F11/12

Abstract: A solution is provided comprising a strong base, a corrosion inhibitor, wherein the strong base is an alkali metal hydroxide, wherein the corrosion inhibitor is at least one of an organic acid having a-COOH functional group or an alkali metal salt one of an organic acid having a-COOH functional groups.

公开(公告)号：US11370021B2

公开(公告)日：2022-06-28

申请号：US16691670

申请日：2019-11-22

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： Lei Jin ,  Ryan C. Breneman ,  David Brayshaw

IPC: B22D29/00 ,  C23F11/12

Abstract: A solution is provided includes a strong base, a corrosion inhibitor, wherein the strong base is an alkali metal hydroxide, wherein the corrosion inhibitor is at least one of an organic acid having a-COOH functional group or an alkali metal salt of one of an organic acid having a-COOH functional group.