Branch fitting for reducing stress caused by acoustic induced vibration

US10648604B2 · kind B2 · utility

Assignee

• BECHTEL OIL, GAS AND CHEMICALS, INC · US

Inventors

• Ismat Eljaouhari · Sugar Land, US
• Yuqing Liu · Hangzhou City, CN
• Philip Diwakar · Sugar Land, US
• Dan Lin · Hubei, CN
• Ajay Prakash · Bengaluru, IN

Key dates

• Filing date: Jan 5, 2018
• Grant date: May 12, 2020
• Expiry date: Mar 20, 2038

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F28F2265/16
• WIPO field: Mechanical elements
• WIPO sector: Mechanical engineering

Abstract

A contoured branch fitting for reducing stress in a header pipe caused by acoustic induced vibration that includes a maximum width, a maximum length, a thickness that is greater along the maximum length and a constant radius between the branch connection and the header connection.