BE531328A - - Google Patents

Info

Publication number: BE531328A
Authority: BE; Belgium

Application number

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.)

1953-11-05

Publication of BE531328A publication Critical patent/BE531328A/xx

Classifications

- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/58—Machines slitting by drilling hole on hole

Landscapes

Engineering & Computer Science (AREA)
Mining & Mineral Resources (AREA)
Mechanical Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Geology (AREA)
Drilling And Exploitation, And Mining Machines And Methods (AREA)

BE531328D 1953-11-05 BE531328A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB3067053A GB742443A (en)	1953-11-05	1953-11-05	An improved cutter head for a mineral-mining or earth-boring machine

Publications (1)

Publication Number	Publication Date
BE531328A true BE531328A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=10311295

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE531328D BE531328A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)	1953-11-05

Country Status (3)

Country	Link
BE (1)	BE531328A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1)	FR1114349A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1)	GB742443A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

0
- BE BE531328D patent/BE531328A/xx unknown
1953
- 1953-11-05 GB GB3067053A patent/GB742443A/en not_active Expired
1954
- 1954-08-17 FR FR1114349D patent/FR1114349A/fr not_active Expired

Also Published As

Publication number	Publication date
GB742443A (en)	1955-12-30
FR1114349A (fr)	1956-04-11

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