FR512228A - Perfectionnements aux appareils à fabriquer le superphosphate - Google Patents

Perfectionnements aux appareils à fabriquer le superphosphate

Info

Publication number: FR512228A
Authority: FR; France
Prior art keywords: superphosphate; manufacturing devices; manufacturing; devices; superphosphate manufacturing
Prior art date: 1919-03-04
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

FR512228A

Other languages

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.)

CHEMICAL CONSTRUCTION Co

Original Assignee

CHEMICAL CONSTRUCTION Co

Priority date (The priority date 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 date listed.)

1919-03-04

Filing date

1920-03-04

Publication date

1921-01-18

1920-03-04 Application filed by CHEMICAL CONSTRUCTION Co filed Critical CHEMICAL CONSTRUCTION Co

1921-01-18 Application granted granted Critical

1921-01-18 Publication of FR512228A publication Critical patent/FR512228A/fr

Status Expired legal-status Critical Current

Links

YYRMJZQKEFZXMX-UHFFFAOYSA-N calcium;phosphoric acid Chemical compound [Ca+2].OP(O)(O)=O.OP(O)(O)=O YYRMJZQKEFZXMX-UHFFFAOYSA-N 0.000 title 1
238000004519 manufacturing process Methods 0.000 title 1
239000002426 superphosphate Substances 0.000 title 1

Classifications

- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B1/00—Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly
- C05B1/10—Apparatus for the manufacture of superphosphates

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Treatment Of Sludge (AREA)
Filling Or Discharging Of Gas Storage Vessels (AREA)

FR512228A 1919-03-04 1920-03-04 Perfectionnements aux appareils à fabriquer le superphosphate Expired FR512228A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US512228XA	1919-03-04	1919-03-04

Publications (1)

Publication Number	Publication Date
FR512228A true FR512228A (fr)	1921-01-18

Family

ID=21970037

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR512228A Expired FR512228A (fr)	1919-03-04	1920-03-04	Perfectionnements aux appareils à fabriquer le superphosphate

Country Status (4)

Country	Link
DE (1)	DE362447C (fr)
DK (1)	DK27292C (fr)
FR (1)	FR512228A (fr)
GB (1)	GB139803A (fr)

1919
- 1919-10-30 DK DK27292D patent/DK27292C/da active
1920
- 1920-03-03 GB GB6539/20A patent/GB139803A/en not_active Expired
- 1920-03-04 FR FR512228A patent/FR512228A/fr not_active Expired
- 1920-06-18 DE DEC29221D patent/DE362447C/de not_active Expired

Also Published As

Publication number	Publication date
DE362447C (de)	1922-10-27
GB139803A (en)	1921-03-24
DK27292C (da)	1921-03-14

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