Network


Latest external collaboration on country level. Dive into details by clicking on the dots.

Hotspot


Dive into the research topics where Harold Heller is active.

Publication


Featured researches published by Harold Heller.


Archive | 1974

Resins for separating heavy metals consisting of thiourea-group-containing macroporous vinyl aromatic crosslinked matrixes

Herbert Corte; Harold Heller; Michael Lange; Otto Netz


Archive | 1991

Process for the preparation of weakly acid cation exchange resins

Harold Heller; Friedrich Dipl Chem Dr Werner; Alfred Mitschker; Herbert Diehl; Axel Dr. Schäfer


Archive | 1993

Process for the preparation of anion exchange resins of the poly(meth)acrylamide type

Harold Heller; Friedrich Dipl Chem Dr Werner; Alfred Mitschker; Axel Ingendoh


Archive | 1983

Ion exchanger fertilizers and a process for supplying plants with nutrients uniformly and over a long period of time

Harold Heller; Dietmar Dr. Schäpel


Archive | 1994

Process of removing sulfate ions from water with a poly(meth)acrylamide exchange resin

Harold Heller; Franz-Rudolf Minz; Reinhold M. Klipper; Alfred Mitschker; Heiko Hoffmann


Archive | 1974

Anion exchange resins

Herbert Corte; Harold Heller; Otto Netz


Archive | 1981

Ion exchanger fertilizers

Harold Heller; Herbert Corte


Archive | 1967

CROSS-LINKED ACRYLONITRILE COPOLYMERS AND ION EXCHANGERS MADE THEREFROM

Herbert Corte; Harold Heller


Archive | 1976

Process for the preparation of anion exchangers by aminoalkylation of crosslinked aromatic polymer using sulphur trioxide catalyst

Herbert Corte; Harold Heller; Otto Netz


Archive | 1976

Fertilizer for long term supply of plants with chelated micronutrients

Herbert Corte; Harold Heller; Peter Michael Dr. Lange; Otto Netz

Researchain Logo
Decentralizing Knowledge