| 165 / | HD | HEAT EXCHANGE |
|
| DIG 355 | DD | HAVING SEPARATE FLOW PASSAGE FOR TWO DISTINCT FLUIDS {7} |
| DIG 400 | DD | .~ Shell enclosed conduit assembly {4} |
| DIG 401 | DD | .~.~ Including tube support or shell-side flow director {5} |
| DIG 405 |  | .~.~.~ Extending in a longitudinal direction {7} |
| DIG 406 | DD | .~.~.~.~> Helically or spirally shaped |
| DIG 407 | DD | .~.~.~.~> Internal casing or tube sleeve {2} |
| DIG 411 | DD | .~.~.~.~> Connecting to shell by specific structure |
| DIG 412 | DD | .~.~.~.~> Including transverse element (e.g., fin, baffle, etc.) |
| DIG 413 | DD | .~.~.~.~> For directing flow along the length of tube |
| DIG 414 | DD | .~.~.~.~> For supporting coil tubes |
| DIG 415 | DD | .~.~.~.~> Including perforations |