AT20916B - Method for sinking shafts using the batch freezing method. - Google Patents

Method for sinking shafts using the batch freezing method.

Info

Publication number
AT20916B
AT20916B AT20916DA AT20916B AT 20916 B AT20916 B AT 20916B AT 20916D A AT20916D A AT 20916DA AT 20916 B AT20916 B AT 20916B
Authority
AT
Austria
Prior art keywords
batch freezing
sinking shafts
sinking
shafts
batch
Prior art date
Application number
Other languages
German (de)
Inventor
Peter Egidius Grotenrath
Hubert Hillenblink
Original Assignee
Peter Egidius Grotenrath
Hubert Hillenblink
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from DE1903155384D external-priority patent/DE155384C/de
Application filed by Peter Egidius Grotenrath, Hubert Hillenblink filed Critical Peter Egidius Grotenrath
Application granted granted Critical
Publication of AT20916B publication Critical patent/AT20916B/en

Links

AT20916D 1903-01-17 1903-10-26 Method for sinking shafts using the batch freezing method. AT20916B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1903155384D DE155384C (en) 1903-01-17

Publications (1)

Publication Number Publication Date
AT20916B true AT20916B (en) 1905-08-10

Family

ID=5676984

Family Applications (1)

Application Number Title Priority Date Filing Date
AT20916D AT20916B (en) 1903-01-17 1903-10-26 Method for sinking shafts using the batch freezing method.

Country Status (1)

Country Link
AT (1) AT20916B (en)

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