| 165 / | HD | HEAT EXCHANGE |
| DIG 355 | DD | HAVING SEPARATE FLOW PASSAGE FOR TWO DISTINCT FLUIDS {7} |
| DIG 400 | | .~ Shell enclosed conduit assembly {4} |
| DIG 401 | DD | .~.~> Including tube support or shell-side flow director {5} |
| DIG 427 | DD | .~.~> Manifold for tube-side fluid (i.e., parallel) {5} |
| DIG 439 | DD | .~.~> Serially connected conduit assemblies (i.e., no manifold) |
| DIG 440 | DD | .~.~> Coiled conduit assemblies {1} |