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Filtering by: Creator Hubbard, Krista D. Remove constraint Creator: Hubbard, Krista D. Advisor Kurth, E. F. Remove constraint Advisor: Kurth, E. F.

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List Gallery Masonry

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The distribution and properties of the tannin in Douglas fir bark (Pseudotsuga taxifolia, Britt.)

Creator:

Hubbard, James Kenneth

Resource Type:

Masters Thesis

Full Text:

Fir bark (Psuedotsuga taxifolia, Britt.) THE D ISTRIBUTION AND PROPERTIES OF THE TANNIN IN DOU(VLS
The chemical nature of Douglas fir cork

Creator:

Hergert, Herbert Lawrence

Resource Type:

Masters Thesis

Full Text:

conducted by Hubbard (29) and Kiefer (33). Wax, dihydroquereetin, tannin, and phiobaphenes were found in
The chemical composition of the extractives from the newly formed inner bark of Douglas Fir, Pseudotsuga menziesii (Mirb.) Franco

Creator:

Holmes, George William

Resource Type:

Dissertation

Full Text:

..... 11f Sugars . . . . . . . . . . . . . 1+ Phenols , s s 16 Ethersoiubles. ....... . 19 d-Catechln
The separation and purification of the fatty and hydroxy fatty acids of white fir bark wax

Creator:

Carroll, Karen Esther

Abstract:

This investigation was undertaken to develop a procedure by which the fatty acids could be separated from the hydroxy fatty acids of bark waxes. The specific hexane-insoluble, benzene-soluble wax used in this research was obtained from the bark of white fir, Abias concolor, (Lindl. and Gord.). The acids were removed...

Resource Type:

Masters Thesis

Full Text:

16 17 TABLE II. Acid MALL! PROPERTIES OF SAMPLES "Acetate "b m -D- (FIRST M.E.c ..91
The nature of the chemical constituents of incense cedar, Libocedrus decurrens (Torr.) bark

Creator:

Smith, James E. (James Edward)

Abstract:

The purpose of this investigation was to determine the nature of the chemical constituents of incense cedar bark with the hope that such an endeavor would spur future research, development and use of a now neglected natural raw material. The bark from nine trees, which were separated into three age...

Resource Type:

Masters Thesis
The chemical nature of the extractives from white fir bark Abies concolor (Engelm.) Gord

Creator:

Hergert, Herbert Lawrence

Resource Type:

Dissertation

Full Text:

-iortimore , U. S .• Bureau of f·Unes , Albany , Oregon . for obtaining X- ray powder d iffraction
The chemical composition of the bast fibers of Douglas fir bark, Pseudotsuga taxifolia (Poir.) Britt

Creator:

Kiefer, Harry John

Resource Type:

Dissertation

Full Text:

. D. in Chemistry Date thesis is presented July 31, 1951 Title The Chemical Composition of the
The isolation and the properties of the bark phenolic acids from mountain hemlock Tsuga mertensiana (Bong.) Carr.

Creator:

Wilson, Jim Degnan

Resource Type:

Dissertation

Full Text:

Fractions C and D . . . 56 10. Infrared Spectra of Fractions E and F . . . 57 11. Infrared Spectra of
The chemical nature of the "lignin" of the bark of Douglas fir, Pseudotsuga menziesii (Mirb.) Franco

Creator:

Smith, James E. (James Edward)

Resource Type:

Dissertation

Full Text:

for Privacy Drrn of ffitr l&oa3. D;tt,th*rlr !r grmr,atd W E1*t{ ty }ltrlelr g. Etth

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Academic Affiliation

Chemistry9

Advisor

Kurth, E. F.[remove]9

Commencement Year

Commencement Year range begin – Commencement Year range end

Current results range from 1949 to 1966

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Creator

Hergert, Herbert Lawrence2
Smith, James E. (James Edward)2
Carroll, Karen Esther1
Holmes, George William1
Hubbard, James Kenneth1
more Creators »

Date

Date range begin – Date range end

Current results range from 1949 to 1965

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Decade

1960-19693
1950-19595
1940-19491

Degree Field

Chemistry9

Degree Level

Doctoral5
Master's4

Degree Name

Doctor of Philosophy (Ph.D.)5
Master of Science (M.S.)4

Language

English [eng]9

Non-Academic Affiliation

Oregon State University. Graduate School9

Peer Reviewed

No9

Resource Type

Dissertation5
Masters Thesis4

Rights Statement

Copyright Not Evaluated9

Subject

Bark7
Douglas fir4
Bark -- Composition2
Wood -- Chemistry2
Cork1
more Subjects »

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