CH520552A - Process for the manufacture of thermal lances - Google Patents

Process for the manufacture of thermal lances

Info

Publication number
CH520552A
CH520552A CH63470A CH63470A CH520552A CH 520552 A CH520552 A CH 520552A CH 63470 A CH63470 A CH 63470A CH 63470 A CH63470 A CH 63470A CH 520552 A CH520552 A CH 520552A
Authority
CH
Switzerland
Prior art keywords
manufacture
thermal lances
lances
thermal
Prior art date
Application number
CH63470A
Other languages
German (de)
Inventor
Samuel Hall Arthur
Original Assignee
British Oxygen Co Ltd
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 British Oxygen Co Ltd filed Critical British Oxygen Co Ltd
Publication of CH520552A publication Critical patent/CH520552A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/14—Drilling by use of heat, e.g. flame drilling
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/14—Drilling by use of heat, e.g. flame drilling
    • E21B7/146—Thermal lances
CH63470A 1969-01-16 1970-01-16 Process for the manufacture of thermal lances CH520552A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB272669 1969-01-16

Publications (1)

Publication Number Publication Date
CH520552A true CH520552A (en) 1972-03-31

Family

ID=9744733

Family Applications (1)

Application Number Title Priority Date Filing Date
CH63470A CH520552A (en) 1969-01-16 1970-01-16 Process for the manufacture of thermal lances

Country Status (4)

Country Link
AU (1) AU1031970A (en)
CH (1) CH520552A (en)
DE (1) DE2001691A1 (en)
GB (1) GB1288931A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CL2011003331A1 (en) * 2011-12-28 2012-05-11 Method for manufacturing a thermal lance with continuous retention of its components, wherein said thermal lance is of the type formed by oxidizable internal and external components, axially introducing one or more oxidizable internal components, in an oxidizable tube with a uniform cross section; thermal lance.
CL2014000034A1 (en) 2014-01-07 2014-10-03 Trefimet S A Thermal lance for drilling and / or fusion cutting any material, comprises at least 4 tubular profiles, one outer and three inner, and more than 17 cavities inside the lance, at least 2 of the 4 tubular profiles have different cross sections and the profiles are located contiguously; and use of the spear.
CN109317808A (en) * 2018-09-30 2019-02-12 浙江金洲管道科技股份有限公司 A kind of welded pipe units impedor

Also Published As

Publication number Publication date
AU1031970A (en) 1971-07-22
GB1288931A (en) 1972-09-13
DE2001691A1 (en) 1970-07-23

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Legal Events

Date Code Title Description
PL Patent ceased