PH10693A - Underground mining system - Google Patents

Underground mining system

Info

Publication number
PH10693A
PH10693A PH15406A PH15406A PH10693A PH 10693 A PH10693 A PH 10693A PH 15406 A PH15406 A PH 15406A PH 15406 A PH15406 A PH 15406A PH 10693 A PH10693 A PH 10693A
Authority
PH
Philippines
Prior art keywords
underground mining
mining system
underground
mining
Prior art date
Application number
PH15406A
Inventor
W Archibald
J Gilbert
Original Assignee
Marcona Corp
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 Marcona Corp filed Critical Marcona Corp
Publication of PH10693A publication Critical patent/PH10693A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
    • B61D17/00—Construction details of vehicle bodies
    • B61D17/04—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
    • B61D17/12—Roofs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/02—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of sheet metal by folding, e.g. connecting edges of a sheet to form a cylinder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/0026—Arc welding or cutting specially adapted for particular articles or work
    • B23K9/0035—Arc welding or cutting specially adapted for particular articles or work of thin articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)
PH15406A 1973-01-16 1974-01-14 Underground mining system PH10693A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00324160A US3815296A (en) 1973-01-16 1973-01-16 Seamed joint for railway car roof sheets

Publications (1)

Publication Number Publication Date
PH10693A true PH10693A (en) 1977-08-10

Family

ID=23262356

Family Applications (1)

Application Number Title Priority Date Filing Date
PH15406A PH10693A (en) 1973-01-16 1974-01-14 Underground mining system

Country Status (3)

Country Link
US (1) US3815296A (en)
CA (1) CA1003277A (en)
PH (1) PH10693A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6568744B2 (en) * 2001-05-29 2003-05-27 Terex Corporation Joint isolation system and a dump body incorporating the same
DE102006016096B3 (en) * 2006-04-04 2007-12-13 J. Eberspächer GmbH & Co. KG Component arrangement and associated manufacturing method
CN106624407A (en) * 2016-11-22 2017-05-10 中车长春轨道客车股份有限公司 Car roof manufacturing novel technique for urban subway aluminum alloy car
CN108162997B (en) * 2017-12-28 2019-05-14 中车北京二七车辆有限公司 A kind of railway freight-car whole vertical paving roof and its manufacturing method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2412283A (en) * 1945-03-05 1946-12-10 Union Asbestos & Rubber Co Car roof structure
US2513054A (en) * 1947-09-22 1950-06-27 John M Rudel Carline roof joint
US3075802A (en) * 1961-04-07 1963-01-29 Fruehauf Trailer Co Sealing construction for trucks, trailers and the like
US3408779A (en) * 1966-06-27 1968-11-05 Stanray Corp X type panel roof sheet
CA924862A (en) * 1969-03-14 1973-04-24 G. Irvin Donald Lip clinching dies and joint produced therefrom

Also Published As

Publication number Publication date
US3815296A (en) 1974-06-11
CA1003277A (en) 1977-01-11

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