BE562037A - - Google Patents

Info

Publication number: BE562037A
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.)

1956-11-28

Publication of BE562037A publication Critical patent/BE562037A/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
- E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate

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)

BE562037D 1956-11-28 BE562037A (cg-RX-API-DMAC7.html)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE845322X		1956-11-28

Publications (1)

Publication Number	Publication Date
BE562037A true BE562037A (cg-RX-API-DMAC7.html)

Family

ID=6774770

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE562037D BE562037A (cg-RX-API-DMAC7.html)	1956-11-28

Country Status (3)

Country	Link
BE (1)	BE562037A (cg-RX-API-DMAC7.html)
FR (1)	FR1184796A (cg-RX-API-DMAC7.html)
GB (1)	GB845322A (cg-RX-API-DMAC7.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2012051803A1 (zh) *	2010-10-23	2012-04-26	Li Shiqing	一种复合旋切的采掘机
CN103233731B (zh) *	2013-04-15	2015-04-22	中国神华能源股份有限公司	一种多示范刀记忆割煤方法

0
- BE BE562037D patent/BE562037A/xx unknown
1957
- 1957-10-18 FR FR1184796D patent/FR1184796A/fr not_active Expired
- 1957-11-25 GB GB36593/57A patent/GB845322A/en not_active Expired

Also Published As

Publication number	Publication date
GB845322A (en)	1960-08-17
FR1184796A (fr)	1959-07-24

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