PK

Petrus A. Kramer

Shell Oil Compny: 3 patents #8 of 166Top 5%
Overall (1982): #3,638 of 81,411Top 5%
3
Patents 1982

Issued Patents 1982

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4346038 Oxabicyclo[3.1.0]hexan-2-ones — 1982-08-24
4335253 Preparation of dihalovinyl compounds — 1982-06-15
4332730 Dihalomethylenelactone pyrethroid intermediates — 1982-06-01