DE309263C - - Google Patents

Info

Publication number
DE309263C
DE309263C DENDAT309263D DE309263DA DE309263C DE 309263 C DE309263 C DE 309263C DE NDAT309263 D DENDAT309263 D DE NDAT309263D DE 309263D A DE309263D A DE 309263DA DE 309263 C DE309263 C DE 309263C
Authority
DE
Germany
Prior art keywords
fillings
corrugated
section
pipes
cavity
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
Application number
DENDAT309263D
Other languages
German (de)
English (en)
Publication of DE309263C publication Critical patent/DE309263C/de
Active legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/02—Local etching
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Rod-Shaped Construction Members (AREA)
DENDAT309263D Active DE309263C (online.php)

Publications (1)

Publication Number Publication Date
DE309263C true DE309263C (online.php)

Family

ID=562437

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT309263D Active DE309263C (online.php)

Country Status (1)

Country Link
DE (1) DE309263C (online.php)

Similar Documents

Publication Publication Date Title
FI953863A0 (fi) Pikapasta
US3059733A (en) Reinforced panel sheets
EP1245775A3 (de) Kunststoffprofil
ES8700582A1 (es) Perfeccionamiento en los sistemas de fabricacion de materiales de chapa laminado.
ES2193301T3 (es) Rueda dentada con elevada resistencia a la fatiga.
GB1047742A (en) Method and apparatus for the continuous manufacture of corrugated strip and of lightweight structures comprising such strip
RU199895U1 (ru) Двутавровый гнутозамкнутый профиль с трубчатыми полками и перфорированной стенкой
DE18812C (de) Herstellung von Laubsägen aus faconnirtem Stahldraht
DE225617C (online.php)
DE100622C (online.php)
DE185039C (online.php)
DE189242C (online.php)
RU2755179C1 (ru) Двутавровый гнутозамкнутый профиль с отгибами и выкружками полок
DE459970C (de) Verfahren zur Herstellung von zickzackfoermigen Blechkoerpern
DE123419C (online.php)
JPS5781932A (en) Reticulated material having three-dimensional structure
GB190405815A (en) Improvements in or relating to the Construction of Toothed Wheels and the like.
AT25318B (de) Verfahren zur Herstellung von Einschlageisen, Schienennägel u. dgl.
US808039A (en) Metal fabric for use in concrete and other purposes.
DE53191C (de) Spundwände aus Profileisen
DE261113C (online.php)
DE72920C (de) Teigtheil- und Rollmaschine
AT59606B (de) Nietlose Spundwand aus Z-förmigen Walzprofilen.
DE92937C (online.php)
AT370170B (de) Verfahren zur herstellung eines wellensteg-traegers