Apparatus and method for making internally finned pressure vessel
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United States of America Patent
Stats
-
Jan 10, 2023
Grant Date -
Jan 14, 2021
app pub date -
Nov 25, 2019
filing date -
Jul 9, 2019
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An apparatus for fabricating an internally finned pressure vessel includes a plurality of positioning discs, each of the positioning discs defining a plurality of circumferentially spaced slots extending radially into the positioning disc from a perimeter thereof, and one or more rods extending through the plurality of positioning discs, the plurality of positioning discs being held in axial alignment by the one or more rods. A method of fabricating the internally finned pressure vessel includes providing the apparatus, loading a plurality of fins into the slots of the positioning discs, inserting the apparatus containing the plurality of fins into a pressure vessel, attaching the plurality of fins to the pressure vessel by a brazing process, and removing the apparatus from the pressure vessel.
First Claim
Other Claims data not available
Family
International Classification(s)
- 2019 Application Filing Year
- B23Q Class
- 660 Applications Filed
- 454 Patents Issued To-Date
- 68.79 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- B23Q Class
- 0 % this patent is cited more than
- 2 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Jul 10, 2026 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jul 10, 2030 |
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