DK17923C - Method and apparatus for treating iron or steel objects to increase the hardness and density of the surface, etc. - Google Patents

Method and apparatus for treating iron or steel objects to increase the hardness and density of the surface, etc.

Info

Publication number
DK17923C
DK17923C DK17923DA DK17923C DK 17923 C DK17923 C DK 17923C DK 17923D A DK17923D A DK 17923DA DK 17923 C DK17923 C DK 17923C
Authority
DK
Denmark
Prior art keywords
hardness
density
increase
treating iron
steel objects
Prior art date
Application number
Other languages
Danish (da)
Inventor
William Speirs Simpson
Original Assignee
William Speirs Simpson
Publication date
Application granted granted Critical
Publication of DK17923C publication Critical patent/DK17923C/en

Links

DK17923D Method and apparatus for treating iron or steel objects to increase the hardness and density of the surface, etc. DK17923C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK17923T

Publications (1)

Publication Number Publication Date
DK17923C true DK17923C (en) 1913-10-13

Family

ID=27833555

Family Applications (1)

Application Number Title Priority Date Filing Date
DK17923D DK17923C (en) Method and apparatus for treating iron or steel objects to increase the hardness and density of the surface, etc.

Country Status (1)

Country Link
DK (1) DK17923C (en)

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