FR354844A - Concrete pipe - Google Patents

Concrete pipe

Info

Publication number
FR354844A
FR354844A FR354844DA FR354844A FR 354844 A FR354844 A FR 354844A FR 354844D A FR354844D A FR 354844DA FR 354844 A FR354844 A FR 354844A
Authority
FR
France
Prior art keywords
concrete pipe
concrete
pipe
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.)
Expired
Application number
Other languages
French (fr)
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.)
Schacht & Cie H
Original Assignee
Schacht & Cie H
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 Schacht & Cie H filed Critical Schacht & Cie H
Application granted granted Critical
Publication of FR354844A publication Critical patent/FR354844A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B21/00—Methods or machines specially adapted for the production of tubular articles
    • B28B21/56—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts
    • B28B21/58—Steel tubes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase ac
    • H01F38/34—Combined voltage and current transformers
    • H01F38/36—Constructions

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Coils Of Transformers For General Uses (AREA)
FR354844D 1904-12-19 1905-05-31 Concrete pipe Expired FR354844A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE354844X 1957-06-01

Publications (1)

Publication Number Publication Date
FR354844A true FR354844A (en) 1905-10-14

Family

ID=6289801

Family Applications (1)

Application Number Title Priority Date Filing Date
FR354844D Expired FR354844A (en) 1904-12-19 1905-05-31 Concrete pipe

Country Status (2)

Country Link
CH (1) CH354844A (en)
FR (1) FR354844A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1663101B1 (en) * 1961-10-27 1970-03-12 Siemens Ag Measurement group consisting of current and voltage transformers

Also Published As

Publication number Publication date
CH354844A (en) 1961-06-15

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