Inventor

Karen J. Wright

Inventor

Johannesburg, ZA

Overview

1→

Patents

1992

Patent span

Chemistry

Primary field (CPC C)

Patents· 1 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C01Bprimary

C01BNon-metallic elements20%

C01CAmmonia20%

F25JLiquefaction, solidification or separation of gases or gaseous or liquefied gaseous mixtures by pressure and cold treatment or by bringing them into the supercritical state20%

Y02PClimate change mitigation technologies in the production or processing of goods20%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%

PatentTitleYear

5,100,447'Argon recovery from partial oxidation based ammonia plant purge gases'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992Patents assigned to BOC GROUP INC (1)· patent assignee history

1992Based in Johannesburg, ZA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BOC GROUP INC	1	1992

Locations

Location	Patents	Span
Johannesburg, ZA	1	1992