DE309812C - - Google Patents

Info

Publication number

DE309812C

DE309812C DENDAT309812D DE309812DA DE309812C DE 309812 C DE309812 C DE 309812C DE NDAT309812 D DENDAT309812 D DE NDAT309812D DE 309812D A DE309812D A DE 309812DA DE 309812 C DE309812 C DE 309812C

Authority

DE

Germany

Prior art keywords

heating

pipe

rails

tightening screw

electrical internal

Prior art date

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Active

Links

• Espacenet
• Global Dossier
• DPMA
• Discuss

• 238000010438 heat treatment Methods 0.000 claims description 37
• XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
• 238000010276 construction Methods 0.000 description 3
• 239000000463 material Substances 0.000 description 3
• 229910052742 iron Inorganic materials 0.000 description 2
• 239000007788 liquid Substances 0.000 description 2
• 241000031711 Cytophagaceae Species 0.000 description 1
• 238000007654 immersion Methods 0.000 description 1
• 238000003780 insertion Methods 0.000 description 1
• 230000037431 insertion Effects 0.000 description 1
• 230000005855 radiation Effects 0.000 description 1