P

Inventor

SIFNIADES STYLIANOS

27 patents
⚠️ This page may combine multiple inventors who share the name “SIFNIADES STYLIANOS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ALLIED CHEM

15 patents
US4194038AMar 18, 1980

Poly(ester-carbonates) from dicarboxylic acid chlorides

ALLIED CHEM285 citations98
US4219635AAug 26, 1980

Process for poly (bisphenol A/terephthalate/carbonate) using pyridine reaction medium

ALLIED CHEM42 citations92
US4147623AApr 3, 1979

Hydroxylamine purification via ion exclusion

ALLIED CHEM27 citations80
US4129594ADec 12, 1978

Process for the manufacture of aromatic dicarboxylic acid chlorides

ALLIED CHEM26 citations79
US4402917ASep 6, 1983

Extraction of uranium from phosphoric acid using supported extractants

ALLIED CHEM13 citations73
US4166842ASep 4, 1979

Hydroxylamine purification via liquid/liquid extraction

ALLIED CHEM9 citations72
US4202765AMay 13, 1980

Hydroxylamine purification via cation exchange

ALLIED CHEM17 citations70
US4062839ADec 13, 1977

Resolution of α-amino-e-caprolactam optical isomers

ALLIED CHEM4 citations63
US3931308AJan 6, 1976

Process for conversion of lysine dihydrochloride to lysine monohydrochloride

ALLIED CHEM3 citations63
US4259239AMar 31, 1981

Resolution of enantiomeric complexes of nickelous chloride and alpha-aminocaprolactam

ALLIED CHEM4 citations62
US3988320AOct 26, 1976

Single stage resolution/racemization of α-amino-ε-caprolactam

ALLIED CHEM3 citations62
US3941776AMar 2, 1976

Resolution/racemization of aminolactam compounds

ALLIED CHEM5 citations62
US4123446AOct 31, 1978

Synthesis of metal alkyl carbonates

ALLIED CHEM5 citations56
US4044001AAug 23, 1977

Process for preparing α-chloro-ε-caprolactam

ALLIED CHEM0 citations52
US3931343AJan 6, 1976

Nitrosochlorination of cyclo-olefins

ALLIED CHEM0 citations48

ALLIED SIGNAL INC

8 patents

ALLIED CORP

3 patents

SUNOCO INC R&M

1 patent