Patent Application - A new method for the manufacture of sulphuric acid esters of leuco vat dyes

Keywords Sulfuric acid
esters
vat dyes
leuco compounds
pyridine
sulfuramic acid
phosphorous oxychloride
Ministry/ Department/ Residency PATENTS AND DESIGNS KOLKATA
Branch Kolkata
From Year / Date
(YYYY-MM-DD)
1961
To Year / Date
(YYYY-MM-DD)
1961
Source Organization NA
Identifier NAIBHF00005763
File No./Reference No./Sheet No./Folio No. 78479
Location BBSR-R1
Part No. NA
File Size 28.9 MB
Pages 17
Call Number NA
Publisher NA
Subject NA
Creator NA
Accession Number NA
Series NA
Year of Publication NA
Language English
Bundle Barcode NAIBHB00000262
Location Code NA
File Barcode NAIBHF00005763
QC Certificate No. QC_20240629BH
Bundle No. 70
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