Richard G. Melcher

Person

Midland, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Membrane method for the determination of an organic acid
- Patent number 5,229,300
- Issue date Jul 20, 1993
- The Dow Chemical Company
- E. Deniz Yalvac
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for reversed permeation membrane extraction of...
- Patent number 5,221,477
- Issue date Jun 22, 1993
- The Dow Chemical Company
- Richard G. Melcher
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for the determination of the degree of neutralization of phenol
- Patent number 5,124,042
- Issue date Jun 23, 1992
- The Dow Chemical Company
- Robert A. Bredeweg
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for membrane assisted liquid chromatography
- Patent number 4,999,105
- Issue date Mar 12, 1991
- The Dow Chemical Company
- Richard G. Melcher
- G01 - MEASURING TESTING
Information Patent Grant
Method for on-column injection gas chromatography
- Patent number 4,962,042
- Issue date Oct 9, 1990
- The Dow Chemical Company
- Paul L. Morabito
- G01 - MEASURING TESTING
Information Patent Grant
Method for the determination of phenols in water
- Patent number 4,913,821
- Issue date Apr 3, 1990
- The Dow Chemical Company
- Richard G. Melcher
- G01 - MEASURING TESTING
Information Patent Grant
Membrane assisted flow injection analysis
- Patent number 4,819,478
- Issue date Apr 11, 1989
- The Dow Chemical Company
- Richard G. Melcher
- G01 - MEASURING TESTING
Information Patent Grant
Method for membrane assisted liquid chromatography
- Patent number 4,775,476
- Issue date Oct 4, 1988
- The Dow Chemical Company
- Richard G. Melcher
- G01 - MEASURING TESTING
Information Patent Grant
Method for quantitatively analyzing substances containing elements...
- Patent number 3,967,928
- Issue date Jul 6, 1976
- The Dow Chemical Company
- Donald D. Schmidt
- G01 - MEASURING TESTING

Richard G. Melcher

Person

Patents Grantslast 30 patents

Membrane method for the determination of an organic acid

Apparatus and method for reversed permeation membrane extraction of...

Method for the determination of the degree of neutralization of phenol

Apparatus for membrane assisted liquid chromatography

Method for on-column injection gas chromatography

Method for the determination of phenols in water

Membrane assisted flow injection analysis

Method for membrane assisted liquid chromatography

Method for quantitatively analyzing substances containing elements...