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BE542695A - PROCESS FOR THE PREPARATION OF ORGANIC COMPOUNDS. - Google Patents

PROCESS FOR THE PREPARATION OF ORGANIC COMPOUNDS.

Info

Publication number
BE542695A
BE542695A BE542695A BE542695A BE542695A BE 542695 A BE542695 A BE 542695A BE 542695 A BE542695 A BE 542695A BE 542695 A BE542695 A BE 542695A BE 542695 A BE542695 A BE 542695A
Authority
BE
Belgium
Prior art keywords
preparation
organic compounds
compounds
organic
Prior art date
Application number
BE542695A
Other languages
French (fr)
Inventor
P R Ulshafer
Original Assignee
Ciba Geigy
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 Ciba Geigy filed Critical Ciba Geigy
Publication of BE542695A publication Critical patent/BE542695A/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Optical Elements Other Than Lenses (AREA)
BE542695A 1954-11-10 1955-11-09 PROCESS FOR THE PREPARATION OF ORGANIC COMPOUNDS. BE542695A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US542695XA 1939-07-08 1939-07-08

Publications (1)

Publication Number Publication Date
BE542695A true BE542695A (en) 1959-09-11

Family

ID=21989887

Family Applications (1)

Application Number Title Priority Date Filing Date
BE542695A BE542695A (en) 1954-11-10 1955-11-09 PROCESS FOR THE PREPARATION OF ORGANIC COMPOUNDS.

Country Status (2)

Country Link
BE (1) BE542695A (en)
GB (1) GB542695A (en)

Also Published As

Publication number Publication date
GB542695A (en) 1942-01-23

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