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ES137430A3 - Improvements in mine drilling procedures, through the adoption of elastic plugs and flame-extinguishing devices. - Google Patents

Improvements in mine drilling procedures, through the adoption of elastic plugs and flame-extinguishing devices.

Info

Publication number
ES137430A3
ES137430A3 ES137430A ES137430A ES137430A3 ES 137430 A3 ES137430 A3 ES 137430A3 ES 137430 A ES137430 A ES 137430A ES 137430 A ES137430 A ES 137430A ES 137430 A3 ES137430 A3 ES 137430A3
Authority
ES
Spain
Prior art keywords
adoption
flame
extinguishing devices
mine drilling
drilling procedures
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.)
Expired
Application number
ES137430A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Priority to ES137430A priority Critical patent/ES137430A3/en
Publication of ES137430A3 publication Critical patent/ES137430A3/en
Expired legal-status Critical Current

Links

ES137430A 1935-03-07 1935-03-07 Improvements in mine drilling procedures, through the adoption of elastic plugs and flame-extinguishing devices. Expired ES137430A3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES137430A ES137430A3 (en) 1935-03-07 1935-03-07 Improvements in mine drilling procedures, through the adoption of elastic plugs and flame-extinguishing devices.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES137430A ES137430A3 (en) 1935-03-07 1935-03-07 Improvements in mine drilling procedures, through the adoption of elastic plugs and flame-extinguishing devices.

Publications (1)

Publication Number Publication Date
ES137430A3 true ES137430A3 (en) 1935-10-01

Family

ID=69418808

Family Applications (1)

Application Number Title Priority Date Filing Date
ES137430A Expired ES137430A3 (en) 1935-03-07 1935-03-07 Improvements in mine drilling procedures, through the adoption of elastic plugs and flame-extinguishing devices.

Country Status (1)

Country Link
ES (1) ES137430A3 (en)

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