CA341508A - Fabrication d'engrais chimique - Google Patents

Fabrication d'engrais chimique

Info

Publication number: CA341508A
Authority: CA; Canada
Prior art keywords: fertilizer manufacture; fertilizer; manufacture
Prior art date: 1934-05-08
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA341508A

Other languages

English (en)

Inventor

Frederick William Sperr, Jr.

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Koppers Co of Delaware

Original Assignee

Koppers Co of Delaware

Publication date

1934-05-08

1934-05-08 Application granted granted Critical

1934-05-08 Publication of CA341508A publication Critical patent/CA341508A/fr

Status Expired legal-status Critical Current

Links

239000003337 fertilizer Substances 0.000 title 1
238000004519 manufacturing process Methods 0.000 title 1

CA341508A Fabrication d'engrais chimique Expired CA341508A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA341508T

Publications (1)

Publication Number	Publication Date
CA341508A true CA341508A (fr)	1934-05-08

Family

ID=35312782

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA341508A Expired CA341508A (fr)			Fabrication d'engrais chimique

Country Status (1)

Country	Link
CA (1)	CA341508A (fr)

0
- CA CA341508A patent/CA341508A/fr not_active Expired

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