| 摘要 |
PROBLEM TO BE SOLVED: To provide a resin column body lighter in weight than a metal column body is, with which you are required to work hard to connect the metal column body to a liquid sending device, exchange a separation column, carry the column body, and other works due to the larger weight and mass of the metal column body.SOLUTION: A resin column body 10 has a vertically symmetric shape, and includes an upper cover 1, a cylindrical fuselage part 2, and a lower cover 3. The upper cover 1, the cylindrical fuselage part 2, and the lower cover 3 are engaged with one another for usage. As the resin, a thermoplastic resin and a thermosetting resin may be usable.SELECTED DRAWING: Figure 1 |
