DE214941C - - Google Patents

Info

Publication number
DE214941C
DE214941C DENDAT214941D DE214941DA DE214941C DE 214941 C DE214941 C DE 214941C DE NDAT214941 D DENDAT214941 D DE NDAT214941D DE 214941D A DE214941D A DE 214941DA DE 214941 C DE214941 C DE 214941C
Authority
DE
Germany
Prior art keywords
mast
lantern
hose
gas
outside
Prior art date
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.)
Active
Application number
DENDAT214941D
Other languages
German (de)
English (en)
Publication of DE214941C publication Critical patent/DE214941C/de
Active legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/36Hoisting or lowering devices, e.g. for maintenance
    • F21V21/38Hoisting or lowering devices, e.g. for maintenance with a cable

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
DENDAT214941D Active DE214941C (enrdf_load_html_response)

Publications (1)

Publication Number Publication Date
DE214941C true DE214941C (enrdf_load_html_response)

Family

ID=476484

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT214941D Active DE214941C (enrdf_load_html_response)

Country Status (1)

Country Link
DE (1) DE214941C (enrdf_load_html_response)

Similar Documents

Publication Publication Date Title
DE214941C (enrdf_load_html_response)
US1435486A (en) Casing puller for oil wells
US1871603A (en) Automatic hoist boom
US1982482A (en) Rod spider
US2413297A (en) Pipe holder
DE1234367B (de) An einem aufstockbaren Standmast kletternder Drehkran
CH645316A5 (en) Pneumatic lifting and balancing device
CN211393722U (zh) 一种可拆式连续油管注入头可伸缩支腿
DE172455C (enrdf_load_html_response)
DE266714C (enrdf_load_html_response)
US4771699A (en) Device for cable transport
DE214942C (enrdf_load_html_response)
US2645454A (en) Auxiliary jack for oil wells
DE210819C (enrdf_load_html_response)
DE256663C (enrdf_load_html_response)
DE130824C (enrdf_load_html_response)
DE53624C (de) Neuerung an verstellbaren Gaslampen-Aufzügen
DE66347C (de) Vorrichtung zum Heben der Brennergallerie von Lampen
DE285777C (enrdf_load_html_response)
DE112227C (enrdf_load_html_response)
DE79045C (de) Feststellvorrichtung für Auszieh lampen
DE304741C (enrdf_load_html_response)
DE142523C (enrdf_load_html_response)
DE193096C (enrdf_load_html_response)
US1559348A (en) Oil-well hook-on device