Ingmar Grenthe

Title: Ingmar Grenthe: Innovator in Powder Preparation Technologies

Introduction

Ingmar Grenthe is a notable inventor based in Osterskar, Sweden. He has made significant contributions to the field of materials science, particularly in the preparation of powders for hard materials. With a total of 3 patents to his name, Grenthe's work has implications for various industrial applications.

Latest Patents

Grenthe's latest patents include innovative methods for preparing powders from different chemical sources. One of his notable inventions is a method for preparing a powder containing tungsten (W) and cobalt (Co) and/or nickel (Ni). This method involves reacting ammonium paratungstate (APT) with a soluble salt of Co or Ni in water, maintaining a constant pH during the reaction. The resulting powder can be further processed to create a metallic powder suitable for carburization, ultimately forming a powder that contains tungsten carbide (WC) and Co and/or Ni.

Another significant patent focuses on preparing powders from cobalt salts. This method describes the preparation of ammonium salts of W+Co(Ni) complex ions through chemical reactions in a water solution. The process operates at temperatures ranging from 70°C to the boiling point, utilizing highly soluble sodium tungstate or ammonium metatungstate in conjunction with cobalt or nickel salts.

Career Highlights

Ingmar Grenthe is associated with Sandvik AB, a leading company in the field of engineering and materials technology. His work at Sandvik has allowed him to develop and refine his innovative methods, contributing to the company's reputation for excellence in material solutions.

Collaborations

Grenthe has collaborated with notable colleagues such as Sverker Wahlberg and Mamoun Muhammed. These partnerships have fostered a collaborative environment that enhances the development of new technologies and methodologies in powder preparation.

Conclusion

Ingmar Grenthe's contributions to the field of materials science through his innovative patents demonstrate his expertise and commitment to advancing technology. His work continues to influence the industry, paving the way for new applications and improvements in powder preparation techniques.