RO66075A2 - Procede pour obtenir hydroquinone a usage photographique - Google Patents

Procede pour obtenir hydroquinone a usage photographique

Info

Publication number
RO66075A2
RO66075A2 RO8274075A RO8274075A RO66075A2 RO 66075 A2 RO66075 A2 RO 66075A2 RO 8274075 A RO8274075 A RO 8274075A RO 8274075 A RO8274075 A RO 8274075A RO 66075 A2 RO66075 A2 RO 66075A2
Authority
RO
Romania
Prior art keywords
photographic use
hydroquinone
obtaining
obtaining hydroquinone
photographic
Prior art date
Application number
RO8274075A
Other languages
English (en)
French (fr)
Inventor
Steliana C Iacobescu
Ligia Popescu
Bibian S Cilianu
Ioan Bradescu
Gheorghe Iliescu
Original Assignee
Inst De Cercetari Chimico Farm
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 Inst De Cercetari Chimico Farm filed Critical Inst De Cercetari Chimico Farm
Priority to RO8274075A priority Critical patent/RO66075A2/ro
Publication of RO66075A2 publication Critical patent/RO66075A2/ro

Links

RO8274075A 1975-07-03 1975-07-03 Procede pour obtenir hydroquinone a usage photographique RO66075A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO8274075A RO66075A2 (fr) 1975-07-03 1975-07-03 Procede pour obtenir hydroquinone a usage photographique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO8274075A RO66075A2 (fr) 1975-07-03 1975-07-03 Procede pour obtenir hydroquinone a usage photographique

Publications (1)

Publication Number Publication Date
RO66075A2 true RO66075A2 (fr) 1979-06-15

Family

ID=20095097

Family Applications (1)

Application Number Title Priority Date Filing Date
RO8274075A RO66075A2 (fr) 1975-07-03 1975-07-03 Procede pour obtenir hydroquinone a usage photographique

Country Status (1)

Country Link
RO (1) RO66075A2 (ro)

Similar Documents

Publication Publication Date Title
FR2337762A1 (fr) Procede pour sucrer une substance
IT1092742B (it) Iniziatori per composti fotopolimerizzabili
IT1043186B (it) Apparato a pagla
DE2964958D1 (de) A stactometric apparatus
FR2308950A1 (fr) Procede photographique a inversion pour produire un ecran de tube cathodique
FR2325963A1 (fr) Procede pour la production d'une pellicule de support photographique
BE866757A (fr) Procede de formation d'une image photographique tres contrastee
IT1098989B (it) Apparecchio di sviluppo fotografico
BE858544A (fr) Flash photographique et procede pour sa fabrication
IT1057205B (it) Telecamera comprendente un involucro rigido
BE850950A (fr) Procede pour enlever le mercure
IT1068372B (it) Piastra filtrante per filtropresse a piastre
IT1097827B (it) Apparecchio di stampa fotografica
FR2331065A1 (fr) Procede photographique pour obtenir une image positive de colorant par amplification catalytique
FR2311560A2 (fr) Elargisseur pour un canal cervical
FR2301035A1 (fr) Procede pour
RO66075A2 (fr) Procede pour obtenir hydroquinone a usage photographique
FR2348178A1 (fr) Procede pour orthoalcoyler selectivement un phenol
IT1099274B (it) Apparecchio di sviluppo fotografico
RO74630A (ro) Procedeu pentru obtinerea de p-nitrozodifenilhidroxilamine
FR2302295A1 (fr) Procede pour
FR2302122A1 (fr) Procede pour elimine
DK70276A (da) Silotomningsapparat
BE859552R (fr) Procede photographique pour obtenir une image positive de colorant par amplification catalytique
RO69448A2 (ro) Procedeu pentru obtinerea dimetilaminei cianoalchilate