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Inventor

Si Dong Ryu

Inventor
Daejeon, KR

Overview

1→
Patents
2015
Patent span
Performing operations
Primary field (CPC B)

Patents· 1 as inventor

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

B07Bprimary
B07BSeparating solids from solids by sieving, screening, sifting or by using gas currents33%
B09BDisposal of solid waste not otherwise provided for33%
B09CReclamation of contaminated soil33%
PatentTitleYear
8,974,146'Apparatus for purifying asbestos-contaminated soil'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015Patents assigned to SEJONG E & C CO LTD (1)· patent assignee history
2015Based in Daejeon, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SEJONG E & C CO LTD12015
Locations
LocationPatentsSpan
Daejeon, KR12015