Inventor

Raman R. Sood

Inventor

Kingston, CA

Overview

1976–1989

Patent span

Chemistry

Primary field (CPC C)

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

C22Bprimary

C22BProduction and refining of metals21%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests21%

C10BDestructive distillation of carbonaceous materials for production of gas, coke, tar, or similar materials11%

C10LFuels not otherwise provided for11%

B01DSeparation5%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry5%

C01BNon-metallic elements5%

C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare-earth metals5%

C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds5%

C25CProcesses for the electrolytic production, recovery or refining of metals5%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1976–1981Patents assigned to ALCAN RES & DEV (7)· patent assignee history

1976–1980Based in Arvida, CA· patent location history

1977Based in Jonquiere, CA· patent location history

1980Patents assigned to PECHINEY ALUMINIUM (1)· patent assignee history

1980–1989Based in Kingston, CA· patent location history

1985–1989Patents assigned to ALCAN INT LTD (2)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Locations