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For the Inventor, By the Inventor

Mutterstadt, Germany

Hans Henning Schneehage

This inventor holds 12 USPTO granted patents. Top assignee: Basf Aktiengesellschaft. Active years: 1977-1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hans Henning Schneehage. Retrieved from https://idiyas.com/inventor/hans-henning-schneehage

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 12

% Patents Active = 100.0

Average Co-Inventor Count = 5.1

ph-index = 5

Forward Citations = 85(Granted Patents)


Location History:

  • Mutterstadt, DE (1977 - 1979)
  • Weisenheim, DE (1982 - 1988)

Company Filing History:

goldMedal12 out of 10,816 
 
Basf Aktiengesellschaft
 patents

Years Active: 1977-1988

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12 patents (USPTO):Explore Patents
1. 4740644 - Preparation of 1,2-dichloroethane by oxychlorination of ethylene over a (1988-04-26),
2. 4616094 - Isolation of liquid urea from the off-gas of the synthesis of melamine (1986-10-07),
3. 4387224 - Melamine quality by reactivation of the melamine synthesis catalyst (1983-06-07),
4. 4360504 - Simultaneous destruction of trace components in the reaction off-gas (1982-11-23),
5. 4155748 - Manufacture of ferromagnetic metal particles consisting essentially of (1979-05-22),
6. 4120667 - Isolation of pure ammonia from gas mixtures containing ammonia and (1978-10-17),
7. 4073977 - Stabilization of pyrophoric metal powders with alkylene oxide polymers (1978-02-14),
8. 4071610 - Manufacture of gamma-iron(III) oxide (1978-01-31),
9. 4061726 - Manufacture of acicular .gamma.-iron(III) oxide (1977-12-06),
10. 4059716 - Manufacture of gamma-iron(III) oxide (1977-11-22),
11. 4018882 - Manufacture of gamma-iron (III) oxide (1977-04-19),
12. 4017303 - Manufacture of acicular ferromagnetic metal pigments containing iron (1977-04-12),

Title: Innovator Hans Henning Schneehage: Pioneering Chemical Processes

Introduction: Hans Henning Schneehage, a prominent inventor based in Mutterstadt, Germany, has made significant contributions to the field of chemical engineering. With a remarkable portfolio of 12 patents, he has focused on developing innovative processes that enhance the efficiency and effectiveness of chemical production.

Latest Patents: Schneehage's latest patents demonstrate his commitment to advancing chemical processes. One of his notable inventions is the method for the preparation of 1,2-dichloroethane by oxychlorination of ethylene. This process utilizes a catalyst containing copper(II) chloride, where the copper ion concentration ranges from 1 to 20% by weight of the total catalyst. Another groundbreaking patent focuses on isolating liquid urea from the off-gas generated during the synthesis of melamine. This process involves a sophisticated separation zone that efficiently separates gas and liquid phases, ensuring high purity in the output.

Career Highlights: Throughout his career, Schneehage has devoted himself to innovation within the chemical sector. His work with BASF Aktiengesellschaft has allowed him to apply his expertise in real-world applications, directly impacting chemical manufacturing processes. His inventions not only contribute to the company's success but also to the broader landscape of chemical engineering.

Collaborations: In addition to his individual achievements, Schneehage has collaborated with notable coworkers, including Eberhard Koester and Eduard Schoenafinger. Together, they have explored various avenues of research and development, fostering an environment of innovation and creativity.

Conclusion: Hans Henning Schneehage stands out as a visionary inventor whose work continues to shape the future of chemical processes. His extensive patent portfolio reflects his dedication to advancing technology and improving industrial practices, positioning him as a key player in the field of chemical engineering.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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