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Strona 52
Among the several theories at present existent as to the origin of petroleum oils ,
one of general acceptance is that ... While the above work supports the algal
theory of the origin of some classes of petroleum , the data obtained shows that
oil ...
Among the several theories at present existent as to the origin of petroleum oils ,
one of general acceptance is that ... While the above work supports the algal
theory of the origin of some classes of petroleum , the data obtained shows that
oil ...
Strona 55
Ramsay8 in 1924 raised an objection to the organic theory in the following form :“
A further argument against the organic theory is the almost entire absence of the
nitrogenous and oxygenated compounds which are associated with the ...
Ramsay8 in 1924 raised an objection to the organic theory in the following form :“
A further argument against the organic theory is the almost entire absence of the
nitrogenous and oxygenated compounds which are associated with the ...
Strona 57
... of cellulose , although there is scanty support for this theory . Nearly all the
iodine present in seaweed ( Okuda and Eto26 ) is in organic combination . The
greater part of it is in a form soluble in water , strong alcohol , dilute alkalis or
acids .
... of cellulose , although there is scanty support for this theory . Nearly all the
iodine present in seaweed ( Okuda and Eto26 ) is in organic combination . The
greater part of it is in a form soluble in water , strong alcohol , dilute alkalis or
acids .
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