| ReturnTo Theme-Group-Choice | Onelevelup |
| 3H036 | Thermal insulation | |
| F16L59/00 -59/22 | ||
| F16L59/00-59/22 | AA | AA00 WHAT IS THERMALLY INSULATED |
AA01 | AA02 | AA03 | AA04 | AA05 | AA06 | AA07 | AA08 | AA09 | |
| . Pipes and pipe joints | . . Low temperature fluid pipes | . . Collections of pipes | . . Pipe joint sections | . . Bends (i.e., elbows) | . . Branches | . Valves | . Refrigerators | . Others | ||||
| AB | AB00 THERMAL INSULATING MEANS |
AB01 | AB02 | AB03 | ||||||||
| . Radiation prevention | . . Metals | . . . Aluminum | ||||||||||
| AB11 | AB12 | AB13 | AB14 | AB15 | AB16 | AB17 | AB18 | AB20 | ||||
| . Conduction, convection current prevention | . . Thermal insulating materials | . . . Glass | . . . Asbestos | . . . Ceramic | . . . Cement | . . . Gypsum | . . . Synthetic resins | . . . Paper | ||||
| AB23 | AB24 | AB25 | AB26 | AB28 | AB29 | AB30 | ||||||
| . . . Powdered, granular | . . . Fibrous | . . . Foamed material | . . . Other forms | . . . Used together with vacuum evacuation | . . . . Adsorbents are installed | . . . Gas is sealed in | ||||||
| AB32 | AB33 | AB34 | AB35 | |||||||||
| . . Empty layers | . . . Vacuum | . . . . Adsorbents are installed | . . . Gas is sealed in | |||||||||
| AB42 | AB43 | AB44 | AB45 | |||||||||
| . . Spacers are installed | . . . Filamentary members | . . . Sheet-like members | . . . . Surfaces are formed to be uneven or wavy | |||||||||
| AC | AC00 FORMS |
AC01 | AC02 | AC03 | AC04 | AC05 | AC06 | |||||
| . Block units | . . Block units that are divided in tubes | . Sheet-like units | . Band-like units | . Mesh-like units | . Others | |||||||
| AD | AD00 INSTALLATION MEANS |
AD01 | AD02 | AD03 | AD04 | AD05 | AD06 | AD07 | AD09 | |||
| . Installed to be removable | . . Magnets | . . Nuts, bolts | . . Sticky members | . . Hooks | . . Fasteners | . . Filamentary members (e.g., cords, wires) | . Permanently installed | |||||
| AE | AE00 SPECIAL FUNCTIONS |
AE01 | AE02 | AE03 | AE04 | AE05 | AE06 | AE07 | AE08 | AE09 | AE10 | |
| . Fire resistance, heat resistance | . Waterproofing, moisture proofing | . Condensation prevention | . Protecting thermal insulating materials | . Measures against fluid leakage | . . Installation of leakage detection means | . Means to correct for thermal expansion, thermal contraction | . Soundproofing and noise insulation | . Installation of heating elements | . Installation of signal lines (i.e., wires, optical fibers) | |||
| AE11 | AE13 | |||||||||||
| . Thermal insulating material reinforcement | . Others |