78 treff

Om cellulosans funktionella grupper och bestæmning av dessa
Sihtola, Hannes
Bok Språk ikke angitt 1963
Valkaistun massan kellertymisestæ ja sen mittaamisesta = : On the brightness reversion and the measurement of yellowing of bleached pulps
Sihtola, Hannes
Bok Språk ikke angitt 1963
The yield in the viscose process compared with the alkali solubility of the pulp
Sihtola, Hannes
Bok Språk ikke angitt 1963
On the factors influencing the draining of lye from alkalicellulose slu rry, and a method for determining the drainage index
Laamanen, Lauri
Bok Språk ikke angitt 1962
The evaluation of viscose pulp by using a small scale method for preparation of viscose
Sihtola, Hannes
Bok Språk ikke angitt 1962
Über die bestimmung von verschiedenartigen Carbonylen in Cellulose
Sihtola, Hannes
Bok Språk ikke angitt 1962
On the reasons for the changes in wet sulphate pulp under the bale wire
Laamanen, Lauri
Bok Språk ikke angitt 1961
On the evaluation of viscose pulp with regard to the brightness of viscose yarn obtained therefrom : 9th communication on investigations into the viscose process
H. Sihtola ... [et al.]
Bok Språk ikke angitt 1960
On the influence of the viscosity on the filterability of viscose : 8th communication on investigations into the viscose process
Nizovsky, Boris
Bok Språk ikke angitt 1960
Chemical properties of modified celluloses
Sihtola, Hannes
Bok Språk ikke angitt 1960
Über die Einwirkung der Oxydation auf das Verhältnis zwischen den als nitrat und in alkalischer Lösung gemessenen Viskositäten der Cellulose
Anthoni, Berndt
Bok Språk ikke angitt 1959
On the influence of substitution upon the "acidity" of cellulose
Kaila, Ermo
Bok Språk ikke angitt 1959
Die Bestimmung der Vorreifegeschwindigkeit der Alkalicellulose
Sihtola, Hannes
Bok Språk ikke angitt 1959
The influence of chlorine dioxide on the yellowing of cellulose : 4th communication on the yellowing of pulp
Sihtola, Hannes
Bok Språk ikke angitt 1959
Ein neuer Verstopfungswert für Viskose und seine Einfache Bestimmung mit einem automatischen Filtriergerät
Sihtola, Hannes
Bok Språk ikke angitt 1959
The catalytic degradation of cellulose in the bleaching of viscose pulps
H. Sihtola ... [et al.]
Bok Språk ikke angitt 1958
Investigations into the control of viscosity in the bleaching of viscose pulps : 7th communication on investigations on the preparation of issolving pulp
H. Sihtola ... [et al.]
Bok Språk ikke angitt 1958
The influence of the precipitant on the results of molecular fractionation by precipitation
Aljmelaeus, K.
Bok Språk ikke angitt 1958
Monosaccharides in technical sulphite cooking liquor
Anthoni, Berndt
Bok Språk ikke angitt 1958
A method for the determination of x-viscosity by means of slurry steeping and by the ageing of alkali collulose : 7th communication on investigations into the viscose process
Sihtola, Hannes
Bok Språk ikke angitt 1958
Dissolving pulps : research for quality development
Sihtola, Hannes
Bok Språk ikke angitt 1958
The formation of croslinks in cellulose during nitration
Sihtola, Hannes
Bok Språk ikke angitt 1958
Mänty-rotu Keski Suomesta selluloosapuuksi Pohjois-Suomeer
Sihtola, Hannes
Bok Språk ikke angitt 1958
On the yellowing of pulp : 2nd communication
Sihtola, Hannes
Bok Språk ikke angitt 1958
Eftergulningens beroende av pH vid hypoklorithehandling av cellulosa
N.-E. Virkola and H. Sihtola
Bok Språk ikke angitt 1958
Chlorine dioxide in the bleaching of dissolving pulps
H. Sihtola ... [et al.]
Bok Språk ikke angitt 1957
Investigation on the preparation of dissolving pulps. 3. The behaviour of O-fibres during the bleaching process and their influence on the filterability of O-viscose
H. Sihtola ... [et al.]
Bok Språk ikke angitt 1957
On the peroxide bleaching of viscose pulps : 5th communication on investigations on the preparation of dissolving pulps
H. Sihtola ... [et al.]
Bok Språk ikke angitt 1957
Investigations on the viscose process. 5. The influence of iron on aging
Kaila, Ermo
Bok Språk ikke angitt 1957
Cupriethylenediamine and cuprammonium hydroxide as solvents in molecular fractionation of cellulose
Sihtola, Hannes
Bok Språk ikke angitt 1957