Heat transfer tube with multiple enhancements
US10551130B2 · kind B2 · utility
0Cited by
17References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 5, 2015 |
| Grant date | Feb 4, 2020 |
| Priority date | — |
| Expiry date | Sep 30, 2036 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF28F21/084
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A heat transfer tube including an inner surface including a plurality of grooves. The plurality of grooves includes at least primary grooves and secondary grooves, wherein the primary grooves extend axially along a length of the tube, and the secondary grooves intersect the primary grooves.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.