FR2025447A1 - - Google Patents

Info

Publication number
FR2025447A1
FR2025447A1 FR6942103A FR6942103A FR2025447A1 FR 2025447 A1 FR2025447 A1 FR 2025447A1 FR 6942103 A FR6942103 A FR 6942103A FR 6942103 A FR6942103 A FR 6942103A FR 2025447 A1 FR2025447 A1 FR 2025447A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6942103A
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.)
British Railways Board
Original Assignee
British Railways Board
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 Railways Board filed Critical British Railways Board
Publication of FR2025447A1 publication Critical patent/FR2025447A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
    • E01H8/00—Removing undesirable matter from the permanent way of railways; Removing undesirable matter from tramway rails
    • E01H8/10—Removing undesirable matter from rails, flange grooves, or the like railway parts, e.g. removing ice from contact rails, removing mud from flange grooves
    • E01H8/105—Pneumatically or hydraulically loosening, removing or dislodging undesirable matter, e.g. removing by blowing, flushing, suction; Application of melting liquids; Loosening or removing by means of heat, e.g. cleaning by plasma torches, drying by burners
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
    • B08B7/0035—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Plasma Technology (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Cleaning In General (AREA)
FR6942103A 1968-12-05 1969-12-05 Withdrawn FR2025447A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB57782/68A GB1287744A (en) 1968-12-05 1968-12-05 Improvements relating to the cleaning of rails

Publications (1)

Publication Number Publication Date
FR2025447A1 true FR2025447A1 (fr) 1970-09-11

Family

ID=10480006

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6942103A Withdrawn FR2025447A1 (fr) 1968-12-05 1969-12-05

Country Status (11)

Country Link
US (1) US3619551A (fr)
AT (1) AT299286B (fr)
CH (1) CH503846A (fr)
CS (1) CS150294B2 (fr)
DE (1) DE1960996B2 (fr)
FR (1) FR2025447A1 (fr)
GB (1) GB1287744A (fr)
NL (1) NL6918335A (fr)
PL (1) PL71474B1 (fr)
RO (1) RO55528A (fr)
SE (1) SE353558B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4555612A (en) * 1983-10-17 1985-11-26 General Electric Co. Plasma jet cleaning apparatus and method
US5187046A (en) * 1991-03-18 1993-02-16 Aluminum Company Of America Arc-grained lithoplate
US9949356B2 (en) 2012-07-11 2018-04-17 Lincoln Global, Inc. Electrode for a plasma arc cutting torch
DE202015009154U1 (de) * 2015-10-21 2016-12-08 OOO Gazprom transgaz Sankt Petersburg Vorrichtung zur Lichtbogen-Plasma-Oberflächenreinigung von Metallerzeugnissen und eine Einrichtung hierfür
GB2572167B (en) * 2018-03-21 2020-03-25 The Imagination Factory Ltd A surface conditioning device for railway tracks or wheels
GB2593764B (en) * 2020-04-02 2024-02-07 Plasmatrack Ltd Surface conditioning of railway tracks or wheels

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3344256A (en) * 1967-09-26 Method for producing arcs
US2890970A (en) * 1954-07-23 1959-06-16 Gen Electric Method of treating rails to prevent oil films
US3278720A (en) * 1964-02-12 1966-10-11 Reynolds Metals Co Method and apparatus for welding metal members
US3479471A (en) * 1967-11-01 1969-11-18 United Aircraft Corp Electric plasma moving current collector

Also Published As

Publication number Publication date
GB1287744A (en) 1972-09-06
PL71474B1 (fr) 1974-06-29
SE353558B (fr) 1973-02-05
RO55528A (fr) 1973-08-20
CS150294B2 (fr) 1973-09-04
US3619551A (en) 1971-11-09
CH503846A (fr) 1971-02-28
NL6918335A (fr) 1970-06-09
DE1960996B2 (de) 1972-12-21
DE1960996A1 (de) 1970-06-11
AT299286B (de) 1972-06-12

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Legal Events

Date Code Title Description
ST Notification of lapse