t a n t research problems calling for imme diate attention and others which might be considered as long range problems. T h e meeting is open to m e m b e r s of T A P P I and to all others who are interested in the sub jects under discussion. Inquiries should be directed to H a r r y F . Lewis, I n s t i t u t e of Paper Chemistry, Apple ton, Wis.
A s s o ciations
TrfjeœttiUAà
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P.M. Reservations m u s t b e made b v Sept. 11 with W. J . Baeza, 50 East 41st St., New Y o r k 17, Ν . Υ.
Joint Meeting of ACS and SCI Sections T h f New York Section of the AMERICAN CHEMICAL· SOCIETY a n d t h e American a n d
TAPPI Fall
Canadian Sections of the Society of Chem ical I n d u s t r y a r e to hold a joint meeting on Sept. 12 under t h e sponsorship of t h e SCI. Francis J . Curtis, vice president of t h e M o n s a n t o Chemical Co., will r e peat the address on "Values" which he delivered before t h e Society of Chemical Industry in .England a s its Jubilee Memor ial L e c t u r e . L . H . L a m p i t t , president of the S C I , a n d Eric K . Rideal, immediate past president of the SCI a n d head of t h e Royal Institution, a r e planning t o a t t e n d the meeting. M r . L a m p i t t , director of research for Messrs. Lyon & Co., L t d . , and noted for his work in organizing chemical associations a n d encouraging publication of new chemical research a n d Its application, will deliver a short address. Place of meeting will be t h e Hotel Pennsylvania, N e w York, Ν . Υ . , w i t h a premeeting dinner scheduled for 7 : 0 0
Meeting
A fall meeting of the Technical Associa tion of t h e P u l p arid Paper Industry will be held a t t h e I n s t i t u t e of Paper Chemis try in Apple ton, Wis., on Sept. 3, 4, and 5. T h e meeting, which is under the sponsor ship of the·fundamental research commit tee of t h e association, will have for it* theme " T h e N a t u r e of t h e Chemical Com ponents of W o o d / ' Two simultaneous ses sions will b e held dealing with cellulose, the hemicelluloses, and t h e gums and mu cilages on t h e one hand a n d with lignin, the tannins, wood coloring matters, and resins a n d resinols on t h e other. Each specific field will b e given approximately one d a y o n the program. T h e various fields will b e organized into panels. Each panel and i t s audience will form a commit tee of t h e whole t o draft a statement point ing o u t w h a t it considers to b e the impor-
Commercial Development
Chemical Association
T h e Technical Service Association of the Chemical I n d u s t r y h a s been formalh organized under t h e n a m e Commercial Chemical Development Association Officers elected are L . B . Hitchcock, Qua ker Oats Co., president; L. H . Fleti. Allied Chemical and D y e Corp., vice presi d e n t ; C . D . Goodale, Commercial Sol vents Corp., treasurer; a n d A. J . Fisher. Jr., U. S. Industrial Chemicals, Inc., secre t a r y . T h e Technical Service AssociatioL b a d operated with a n informal organiza tion since 1944. T h e g r o u p is concerned with problems of m a r k e t i n g new chemical* a n d expanding t h e m a r k e t s for manufac tured chemicals.
AMERICAN AMERICAN
CHEMICAL CHEMICAL
SOCIETY
SOCIETY.
Nevs
York, Ν . Υ. Sept. 15 through 19 112th national meeting. AMERICAN CHEMICAL SOCIETY.
Chicago,
111. April 19 through 2 3 , 1948. 113tb national meeting. D I V I S I O N OF INDUSTRIAL AND ENGINEER ING C H E M I S T R Y . Chicago, 111. Dec.
Munktells Swedish Filter Papers ITHE
ORIGINAL!
« There is nothing market
finer in Ho
SOUTHWESTERN
Houston, Tex. meeting.
I Nos. 5. 100, 2 0 . 20H and 20R. a r e available in folded form.
Speed
Precipitates Retained
Ash(11CM)| O.O00T2
J
Medium
Ba S O 4
0.00004
1
0.0004
Dbl. A c i d W a s h e d
Thick
Medium
Medium
00
Dbl. A c i d W a s h e d
Medium
Medium
0B
Sgl. A c i d W a s h e d
Thick
Medium
V. Fast
0
Sgl. A c i d W a s h e d
Medium
Medium
Fast
Iron-Aluminum Silicic A c i d . e t c .
0.00025
IF
Not Acid Washed
Thin
Hard
Medium
Ord.
Crystalline
0.0004
J
2
Not Acid Washed
Medium
Hard
Medium
Ord.
Crystalline
0.0005
1
1 3
1
o.ooos
Not Acid Washed
Thick
Medium
V. Fast
100
1 Not Acid Washed
Thick
Medium
Fast
Ord.
Crystalline
200
| Not Acid Washed
Medium |Hard
Medium
Ord.
Crystalline
0.00055
E. H. SARGENT & COMPANY, 155-165 East Superior Street. Chicago 11. Illinois Michigan Divisionz 1959 East Jefferson, Detroit 7m Michigan
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ELECTROCHEMICAL S O C I E T Y , I N C . Copley-
Plaza Hotel, Boston, Mass. through 18. Fall congress. EXPOSITION
OF CHEMICAL
O c t . 15
INDUSTRIES.
Grand Central Palace, N e w York, Ν . Υ. Dec. 1 through 6. 21st exposition.
Ord. Crystalline and Gelatinous
Gelatinous ί and V e r y Fine G r a i n
Third
ENCE. Colby J u n i o r College, N e w Lon don, Ν . Η . J u n e 16 t h r o u g h A u g . 22. Annual conferences.
Ba S 0 4
OK
MEETING.
D e c . 12 and 13.
CHEMICAL RESEARCH CONFERENCES, SPONSORED BY T H E A M E R I C A N ASSOCIA TION FOR T H E A D V A N C E M E N T O F SCI
'•fe-£rThickness T e x t u r e
REGIONAL
Other Scientific
Listed below is the currently available line of Munktell papers. There is a Munktell paper for every type of filtration work. Write for details or further information.
Quality
PACIFIC CHEMICAL E X P O S I T I O N AND P A CIFIC INDUSTRIAL C O N F E R E N C E S , S P O N SORED BY C A L I F O R N I A S E C T I O N O F A C S .
Civic Auditorium, San Francisco, Calif Oct. 21 through 2 5 .
F o r m o r e than 125 years M u n k t e l l s Swedish Filter Papers have been t h e standard for, chem· i c a l purity, retention, strength a n d speed. They a r e n o w available again and c a n b e delivered i n quantity, jrom stock.
Grade
29 a n d 30. 1947 Chemical Engineering Symposium on h e a t transmission.
Ι
Ε
S
CHEMICAL
INSTRUMENT SOCIETY O F AMERICA.
Ste
vens Hotel, Chicago, 111. Sept. 8 through 12. Second a n n u a l conference and exhibit. NATIONAL
LUBRICATING
GREASE
INSTI
TUTE. Edgewater Beach Hotel, Chi cago, 111. Oct. 16, 17, a n d 1&. 15th annual convention. N A T I O N A L M E T A L C O N G R E S S AND E X P O
SITION. I n t e r n a t i o n a l Amphitheater, Chicago, 111. Oct. 18 through 24. 29th annual congress. N A T I O N A L P E T R O L E U M ASSOCIATION.
Ho
tel Traymore, A t l a n t i c City, Ν . J. Sept. 17, 18, a n d 19. 4 5 t h annual meet ing. SOCIETY OF RHEOLOGY.
Hotel Pennsyl
vania, New York, Ν . Υ . Oct. 31 and Nov. 1. Annual meeting. A N D ENGINEERING
NEWS